diff --git a/app/Enums/BuildPackTypes.php b/app/Enums/BuildPackTypes.php
index cb51db6d6..eee898823 100644
--- a/app/Enums/BuildPackTypes.php
+++ b/app/Enums/BuildPackTypes.php
@@ -8,4 +8,5 @@ enum BuildPackTypes: string
     case STATIC = 'static';
     case DOCKERFILE = 'dockerfile';
     case DOCKERCOMPOSE = 'dockercompose';
+    case RAILPACK = 'railpack';
 }
diff --git a/app/Http/Controllers/Api/ApplicationsController.php b/app/Http/Controllers/Api/ApplicationsController.php
index 3444f9f14..4abf1c6e0 100644
--- a/app/Http/Controllers/Api/ApplicationsController.php
+++ b/app/Http/Controllers/Api/ApplicationsController.php
@@ -150,7 +150,7 @@ public function applications(Request $request)
                             'environment_uuid' => ['type' => 'string', 'description' => 'The environment UUID. You need to provide at least one of environment_name or environment_uuid.'],
                             'git_repository' => ['type' => 'string', 'description' => 'The git repository URL.'],
                             'git_branch' => ['type' => 'string', 'description' => 'The git branch.'],
-                            'build_pack' => ['type' => 'string', 'enum' => ['nixpacks', 'static', 'dockerfile', 'dockercompose'], 'description' => 'The build pack type.'],
+                            'build_pack' => ['type' => 'string', 'enum' => ['nixpacks', 'railpack', 'static', 'dockerfile', 'dockercompose'], 'description' => 'The build pack type.'],
                             'ports_exposes' => ['type' => 'string', 'description' => 'The ports to expose.'],
                             'destination_uuid' => ['type' => 'string', 'description' => 'The destination UUID.'],
                             'name' => ['type' => 'string', 'description' => 'The application name.'],
@@ -318,7 +318,7 @@ public function create_public_application(Request $request)
                             'git_branch' => ['type' => 'string', 'description' => 'The git branch.'],
                             'ports_exposes' => ['type' => 'string', 'description' => 'The ports to expose.'],
                             'destination_uuid' => ['type' => 'string', 'description' => 'The destination UUID.'],
-                            'build_pack' => ['type' => 'string', 'enum' => ['nixpacks', 'static', 'dockerfile', 'dockercompose'], 'description' => 'The build pack type.'],
+                            'build_pack' => ['type' => 'string', 'enum' => ['nixpacks', 'railpack', 'static', 'dockerfile', 'dockercompose'], 'description' => 'The build pack type.'],
                             'name' => ['type' => 'string', 'description' => 'The application name.'],
                             'description' => ['type' => 'string', 'description' => 'The application description.'],
                             'domains' => ['type' => 'string', 'description' => 'The application URLs in a comma-separated list.'],
@@ -483,7 +483,7 @@ public function create_private_gh_app_application(Request $request)
                             'git_branch' => ['type' => 'string', 'description' => 'The git branch.'],
                             'ports_exposes' => ['type' => 'string', 'description' => 'The ports to expose.'],
                             'destination_uuid' => ['type' => 'string', 'description' => 'The destination UUID.'],
-                            'build_pack' => ['type' => 'string', 'enum' => ['nixpacks', 'static', 'dockerfile', 'dockercompose'], 'description' => 'The build pack type.'],
+                            'build_pack' => ['type' => 'string', 'enum' => ['nixpacks', 'railpack', 'static', 'dockerfile', 'dockercompose'], 'description' => 'The build pack type.'],
                             'name' => ['type' => 'string', 'description' => 'The application name.'],
                             'description' => ['type' => 'string', 'description' => 'The application description.'],
                             'domains' => ['type' => 'string', 'description' => 'The application URLs in a comma-separated list.'],
@@ -644,7 +644,7 @@ public function create_private_deploy_key_application(Request $request)
                             'environment_name' => ['type' => 'string', 'description' => 'The environment name. You need to provide at least one of environment_name or environment_uuid.'],
                             'environment_uuid' => ['type' => 'string', 'description' => 'The environment UUID. You need to provide at least one of environment_name or environment_uuid.'],
                             'dockerfile' => ['type' => 'string', 'description' => 'The Dockerfile content.'],
-                            'build_pack' => ['type' => 'string', 'enum' => ['nixpacks', 'static', 'dockerfile', 'dockercompose'], 'description' => 'The build pack type.'],
+                            'build_pack' => ['type' => 'string', 'enum' => ['nixpacks', 'railpack', 'static', 'dockerfile', 'dockercompose'], 'description' => 'The build pack type.'],
                             'ports_exposes' => ['type' => 'string', 'description' => 'The ports to expose.'],
                             'destination_uuid' => ['type' => 'string', 'description' => 'The destination UUID.'],
                             'name' => ['type' => 'string', 'description' => 'The application name.'],
@@ -2318,7 +2318,7 @@ public function delete_by_uuid(Request $request)
                             'git_branch' => ['type' => 'string', 'description' => 'The git branch.'],
                             'ports_exposes' => ['type' => 'string', 'description' => 'The ports to expose.'],
                             'destination_uuid' => ['type' => 'string', 'description' => 'The destination UUID.'],
-                            'build_pack' => ['type' => 'string', 'enum' => ['nixpacks', 'static', 'dockerfile', 'dockercompose'], 'description' => 'The build pack type.'],
+                            'build_pack' => ['type' => 'string', 'enum' => ['nixpacks', 'railpack', 'static', 'dockerfile', 'dockercompose'], 'description' => 'The build pack type.'],
                             'name' => ['type' => 'string', 'description' => 'The application name.'],
                             'description' => ['type' => 'string', 'description' => 'The application description.'],
                             'domains' => ['type' => 'string', 'description' => 'The application URLs in a comma-separated list.'],
diff --git a/app/Jobs/ApplicationDeploymentJob.php b/app/Jobs/ApplicationDeploymentJob.php
index e30af5cc7..33905ce59 100644
--- a/app/Jobs/ApplicationDeploymentJob.php
+++ b/app/Jobs/ApplicationDeploymentJob.php
@@ -121,6 +121,8 @@ class ApplicationDeploymentJob implements ShouldBeEncrypted, ShouldQueue
 
     private $env_nixpacks_args;
 
+    private $env_railpack_args;
+
     private $docker_compose;
 
     private $docker_compose_base64;
@@ -476,8 +478,12 @@ private function decide_what_to_do()
             $this->deploy_dockerfile_buildpack();
         } elseif ($this->application->build_pack === 'static') {
             $this->deploy_static_buildpack();
-        } else {
+        } elseif ($this->application->build_pack === 'nixpacks') {
             $this->deploy_nixpacks_buildpack();
+        } elseif ($this->application->build_pack === 'railpack') {
+            $this->deploy_railpack_buildpack();
+        } else {
+            throw new \RuntimeException("Unsupported build pack: {$this->application->build_pack}");
         }
         $this->post_deployment();
     }
@@ -921,6 +927,37 @@ private function deploy_nixpacks_buildpack()
         $this->rolling_update();
     }
 
+    private function deploy_railpack_buildpack()
+    {
+        if ($this->use_build_server) {
+            $this->server = $this->build_server;
+        }
+        $this->application_deployment_queue->addLogEntry("Starting deployment of {$this->customRepository}:{$this->application->git_branch} to {$this->server->name}.");
+        $this->prepare_builder_image();
+        $this->check_git_if_build_needed();
+        $this->generate_image_names();
+        if (! $this->force_rebuild) {
+            $this->check_image_locally_or_remotely();
+            if ($this->should_skip_build()) {
+                return;
+            }
+        }
+        $this->clone_repository();
+        $this->cleanup_git();
+        $this->generate_compose_file();
+
+        // Save build-time .env file BEFORE the build
+        $this->save_buildtime_environment_variables();
+
+        $this->generate_build_env_variables();
+        $this->build_railpack_image();
+
+        // Save runtime environment variables AFTER the build
+        $this->save_runtime_environment_variables();
+        $this->push_to_docker_registry();
+        $this->rolling_update();
+    }
+
     private function deploy_static_buildpack()
     {
         if ($this->use_build_server) {
@@ -1943,7 +1980,11 @@ private function deploy_pull_request()
         if ($this->application->build_pack === 'dockerfile') {
             $this->add_build_env_variables_to_dockerfile();
         }
-        $this->build_image();
+        if ($this->application->build_pack === 'railpack') {
+            $this->build_railpack_image();
+        } else {
+            $this->build_image();
+        }
 
         // This overwrites the build-time .env with ALL variables (build-time + runtime)
         $this->save_runtime_environment_variables();
@@ -2376,6 +2417,137 @@ private function generate_nixpacks_env_variables()
         $this->env_nixpacks_args = $this->env_nixpacks_args->implode(' ');
     }
 
+    private function generate_railpack_env_variables(): void
+    {
+        $this->env_railpack_args = collect([]);
+        if ($this->pull_request_id === 0) {
+            foreach ($this->application->railpack_environment_variables as $env) {
+                if (! is_null($env->real_value) && $env->real_value !== '') {
+                    $this->env_railpack_args->push("--env {$env->key}={$env->real_value}");
+                }
+            }
+        } else {
+            foreach ($this->application->railpack_environment_variables_preview as $env) {
+                if (! is_null($env->real_value) && $env->real_value !== '') {
+                    $this->env_railpack_args->push("--env {$env->key}={$env->real_value}");
+                }
+            }
+        }
+
+        // Note: COOLIFY_* vars are NOT passed to railpack prepare because railpack treats
+        // all --env vars as secrets that must be provided during docker buildx build.
+        // COOLIFY_* vars are informational and available at runtime via .env file.
+
+        $this->env_railpack_args = $this->env_railpack_args->implode(' ');
+    }
+
+    private function build_railpack_image(): void
+    {
+        $this->generate_railpack_env_variables();
+
+        // Step 1: Generate build plan with railpack prepare
+        $prepare_command = 'railpack prepare';
+
+        if ($this->env_railpack_args) {
+            $prepare_command .= " {$this->env_railpack_args}";
+        }
+        if ($this->application->build_command) {
+            $prepare_command .= " --build-cmd \"{$this->application->build_command}\"";
+        }
+        if ($this->application->start_command) {
+            $prepare_command .= " --start-cmd \"{$this->application->start_command}\"";
+        }
+        if ($this->application->install_command) {
+            $prepare_command .= " --env RAILPACK_INSTALL_CMD=\"{$this->application->install_command}\"";
+        }
+
+        $prepare_command .= " --plan-out /artifacts/railpack-plan.json {$this->workdir}";
+
+        $this->application_deployment_queue->addLogEntry('Generating Railpack build plan.');
+        $this->execute_remote_command(
+            [executeInDocker($this->deployment_uuid, $prepare_command), 'hidden' => true],
+        );
+
+        // Step 2: Build image using docker buildx with railpack frontend.
+        // Railpack's frontend requires full BuildKit (mergeop), so we use a docker-container driver builder.
+        $this->application_deployment_queue->addLogEntry('Building docker image with Railpack.');
+        $this->application_deployment_queue->addLogEntry('To check the current progress, click on Show Debug Logs.');
+
+        $image_name = $this->application->settings->is_static
+            ? $this->build_image_name
+            : $this->production_image_name;
+
+        if ($this->application->settings->is_static && $this->application->static_image) {
+            $this->pull_latest_image($this->application->static_image);
+        }
+
+        $cache_args = '';
+        if ($this->force_rebuild) {
+            $cache_args = '--no-cache';
+        } else {
+            $cache_args = "--build-arg cache-key='{$this->application->uuid}'";
+        }
+
+        $build_command = 'docker buildx create --name coolify-railpack --driver docker-container 2>/dev/null || true'
+            .' && docker buildx build --builder coolify-railpack'
+            ." {$this->addHosts} --network host"
+            ." --build-arg BUILDKIT_SYNTAX='ghcr.io/railwayapp/railpack-frontend'"
+            ." {$cache_args}"
+            .' -f /artifacts/railpack-plan.json'
+            .' --progress plain'
+            .' --load'
+            ." -t {$image_name}"
+            ." {$this->workdir}";
+
+        $base64_build_command = base64_encode($build_command);
+        $this->execute_remote_command(
+            [
+                executeInDocker($this->deployment_uuid, "echo '{$base64_build_command}' | base64 -d | tee ".self::BUILD_SCRIPT_PATH.' > /dev/null'),
+                'hidden' => true,
+            ],
+            [
+                executeInDocker($this->deployment_uuid, 'cat '.self::BUILD_SCRIPT_PATH),
+                'hidden' => true,
+            ],
+            [
+                executeInDocker($this->deployment_uuid, 'bash '.self::BUILD_SCRIPT_PATH),
+                'hidden' => true,
+            ]
+        );
+
+        // Step 3: If static, copy built assets into nginx image
+        if ($this->application->settings->is_static) {
+            $publishDir = trim($this->application->publish_directory, '/');
+            $publishDir = $publishDir ? "/{$publishDir}" : '';
+            $dockerfile = base64_encode("FROM {$this->application->static_image}
+WORKDIR /usr/share/nginx/html/
+LABEL coolify.deploymentId={$this->deployment_uuid}
+COPY --from={$this->build_image_name} /app{$publishDir} .
+COPY ./nginx.conf /etc/nginx/conf.d/default.conf");
+
+            if (str($this->application->custom_nginx_configuration)->isNotEmpty()) {
+                $nginx_config = base64_encode($this->application->custom_nginx_configuration);
+            } else {
+                $nginx_config = $this->application->settings->is_spa
+                    ? base64_encode(defaultNginxConfiguration('spa'))
+                    : base64_encode(defaultNginxConfiguration());
+            }
+
+            $static_build = $this->dockerBuildkitSupported
+                ? "DOCKER_BUILDKIT=1 docker build {$this->addHosts} --network host -f {$this->workdir}/Dockerfile --progress plain -t {$this->production_image_name} {$this->workdir}"
+                : "docker build {$this->addHosts} --network host -f {$this->workdir}/Dockerfile -t {$this->production_image_name} {$this->workdir}";
+
+            $base64_static_build = base64_encode($static_build);
+            $this->execute_remote_command(
+                [executeInDocker($this->deployment_uuid, "echo '{$dockerfile}' | base64 -d | tee {$this->workdir}/Dockerfile > /dev/null")],
+                [executeInDocker($this->deployment_uuid, "echo '{$nginx_config}' | base64 -d | tee {$this->workdir}/nginx.conf > /dev/null")],
+                [executeInDocker($this->deployment_uuid, "echo '{$base64_static_build}' | base64 -d | tee ".self::BUILD_SCRIPT_PATH.' > /dev/null'), 'hidden' => true],
+                [executeInDocker($this->deployment_uuid, 'cat '.self::BUILD_SCRIPT_PATH), 'hidden' => true],
+                [executeInDocker($this->deployment_uuid, 'bash '.self::BUILD_SCRIPT_PATH), 'hidden' => true],
+            );
+        }
+    }
+
     private function generate_coolify_env_variables(bool $forBuildTime = false): Collection
     {
         $coolify_envs = collect([]);
diff --git a/app/Livewire/Project/Application/General.php b/app/Livewire/Project/Application/General.php
index ca1daef72..bc24c3944 100644
--- a/app/Livewire/Project/Application/General.php
+++ b/app/Livewire/Project/Application/General.php
@@ -598,7 +598,7 @@ public function updatedBuildPack()
         // Sync property to model before checking/modifying
         $this->syncData(toModel: true);
 
-        if ($this->buildPack !== 'nixpacks') {
+        if ($this->buildPack !== 'nixpacks' && $this->buildPack !== 'railpack') {
             $this->isStatic = false;
             $this->application->settings->is_static = false;
             $this->application->settings->save();
diff --git a/app/Livewire/Project/New/GithubPrivateRepository.php b/app/Livewire/Project/New/GithubPrivateRepository.php
index 61ae0e151..c208e2cd2 100644
--- a/app/Livewire/Project/New/GithubPrivateRepository.php
+++ b/app/Livewire/Project/New/GithubPrivateRepository.php
@@ -62,7 +62,7 @@ class GithubPrivateRepository extends Component
 
     protected int $page = 1;
 
-    public $build_pack = 'nixpacks';
+    public $build_pack = 'railpack';
 
     public bool $show_is_static = true;
 
@@ -82,7 +82,7 @@ public function updatedSelectedRepositoryId(): void
 
     public function updatedBuildPack()
     {
-        if ($this->build_pack === 'nixpacks') {
+        if ($this->build_pack === 'nixpacks' || $this->build_pack === 'railpack') {
             $this->show_is_static = true;
             $this->port = 3000;
         } elseif ($this->build_pack === 'static') {
diff --git a/app/Livewire/Project/New/GithubPrivateRepositoryDeployKey.php b/app/Livewire/Project/New/GithubPrivateRepositoryDeployKey.php
index e46ad7d78..f312a9dc0 100644
--- a/app/Livewire/Project/New/GithubPrivateRepositoryDeployKey.php
+++ b/app/Livewire/Project/New/GithubPrivateRepositoryDeployKey.php
@@ -45,7 +45,7 @@ class GithubPrivateRepositoryDeployKey extends Component
 
     public string $branch;
 
-    public $build_pack = 'nixpacks';
+    public $build_pack = 'railpack';
 
     public bool $show_is_static = true;
 
@@ -95,7 +95,7 @@ public function mount()
 
     public function updatedBuildPack()
     {
-        if ($this->build_pack === 'nixpacks') {
+        if ($this->build_pack === 'nixpacks' || $this->build_pack === 'railpack') {
             $this->show_is_static = true;
             $this->port = 3000;
         } elseif ($this->build_pack === 'static') {
diff --git a/app/Livewire/Project/New/PublicGitRepository.php b/app/Livewire/Project/New/PublicGitRepository.php
index 3df31a6a3..eb4ce7b84 100644
--- a/app/Livewire/Project/New/PublicGitRepository.php
+++ b/app/Livewire/Project/New/PublicGitRepository.php
@@ -57,7 +57,7 @@ class PublicGitRepository extends Component
 
     public string $git_repository;
 
-    public $build_pack = 'nixpacks';
+    public $build_pack = 'railpack';
 
     public bool $show_is_static = true;
 
@@ -99,7 +99,7 @@ public function mount()
 
     public function updatedBuildPack()
     {
-        if ($this->build_pack === 'nixpacks') {
+        if ($this->build_pack === 'nixpacks' || $this->build_pack === 'railpack') {
             $this->show_is_static = true;
             $this->port = 3000;
         } elseif ($this->build_pack === 'static') {
diff --git a/app/Models/Application.php b/app/Models/Application.php
index 4cc2dcf74..b97201faa 100644
--- a/app/Models/Application.php
+++ b/app/Models/Application.php
@@ -39,7 +39,7 @@
         'git_full_url' => ['type' => 'string', 'nullable' => true, 'description' => 'Git full URL.'],
         'docker_registry_image_name' => ['type' => 'string', 'nullable' => true, 'description' => 'Docker registry image name.'],
         'docker_registry_image_tag' => ['type' => 'string', 'nullable' => true, 'description' => 'Docker registry image tag.'],
-        'build_pack' => ['type' => 'string', 'description' => 'Build pack.', 'enum' => ['nixpacks', 'static', 'dockerfile', 'dockercompose']],
+        'build_pack' => ['type' => 'string', 'description' => 'Build pack.', 'enum' => ['nixpacks', 'railpack', 'static', 'dockerfile', 'dockercompose']],
         'static_image' => ['type' => 'string', 'description' => 'Static image used when static site is deployed.'],
         'install_command' => ['type' => 'string', 'description' => 'Install command.'],
         'build_command' => ['type' => 'string', 'description' => 'Build command.'],
@@ -854,7 +854,8 @@ public function runtime_environment_variables()
     {
         return $this->morphMany(EnvironmentVariable::class, 'resourceable')
             ->where('is_preview', false)
-            ->where('key', 'not like', 'NIXPACKS_%');
+            ->where('key', 'not like', 'NIXPACKS_%')
+            ->where('key', 'not like', 'RAILPACK_%');
     }
 
     public function nixpacks_environment_variables()
@@ -864,6 +865,13 @@ public function nixpacks_environment_variables()
             ->where('key', 'like', 'NIXPACKS_%');
     }
 
+    public function railpack_environment_variables()
+    {
+        return $this->morphMany(EnvironmentVariable::class, 'resourceable')
+            ->where('is_preview', false)
+            ->where('key', 'like', 'RAILPACK_%');
+    }
+
     public function environment_variables_preview()
     {
         return $this->morphMany(EnvironmentVariable::class, 'resourceable')
@@ -882,7 +890,8 @@ public function runtime_environment_variables_preview()
     {
         return $this->morphMany(EnvironmentVariable::class, 'resourceable')
             ->where('is_preview', true)
-            ->where('key', 'not like', 'NIXPACKS_%');
+            ->where('key', 'not like', 'NIXPACKS_%')
+            ->where('key', 'not like', 'RAILPACK_%');
     }
 
     public function nixpacks_environment_variables_preview()
@@ -892,6 +901,13 @@ public function nixpacks_environment_variables_preview()
             ->where('key', 'like', 'NIXPACKS_%');
     }
 
+    public function railpack_environment_variables_preview()
+    {
+        return $this->morphMany(EnvironmentVariable::class, 'resourceable')
+            ->where('is_preview', true)
+            ->where('key', 'like', 'RAILPACK_%');
+    }
+
     public function scheduled_tasks(): HasMany
     {
         return $this->hasMany(ScheduledTask::class)->orderBy('name', 'asc');
@@ -1011,7 +1027,7 @@ public function deploymentType()
 
     public function could_set_build_commands(): bool
     {
-        if ($this->build_pack === 'nixpacks') {
+        if ($this->build_pack === 'nixpacks' || $this->build_pack === 'railpack') {
             return true;
         }
 
diff --git a/docker/coolify-helper/Dockerfile b/docker/coolify-helper/Dockerfile
index 14879eb96..ebe667437 100644
--- a/docker/coolify-helper/Dockerfile
+++ b/docker/coolify-helper/Dockerfile
@@ -11,6 +11,10 @@ ARG DOCKER_BUILDX_VERSION=0.25.0
 ARG PACK_VERSION=0.38.2
 # https://github.com/railwayapp/nixpacks/releases
 ARG NIXPACKS_VERSION=1.41.0
+# https://github.com/railwayapp/railpack/releases
+ARG RAILPACK_VERSION=0.21.0
+# https://github.com/jdx/mise/releases — must match railpack's pinned version (https://raw.githubusercontent.com/railwayapp/railpack/refs/heads/main/core/mise/version.txt)
+ARG MISE_VERSION=2026.3.12
 # https://github.com/minio/mc/releases
 ARG MINIO_VERSION=RELEASE.2025-08-13T08-35-41Z
 
@@ -25,17 +29,32 @@ ARG DOCKER_COMPOSE_VERSION
 ARG DOCKER_BUILDX_VERSION
 ARG PACK_VERSION
 ARG NIXPACKS_VERSION
+ARG RAILPACK_VERSION
+ARG MISE_VERSION
 
 USER root
 WORKDIR /artifacts
 RUN apk add --no-cache bash curl git git-lfs openssh-client tar tini
 RUN mkdir -p ~/.docker/cli-plugins
+
+# Install mise (musl build) at the path railpack expects (/tmp/railpack/mise/mise-VERSION).
+# Railpack hardcodes a glibc mise download that fails on Alpine, so we pre-place a musl binary.
+RUN mkdir -p /tmp/railpack/mise && \
+    if [[ ${TARGETPLATFORM} == 'linux/amd64' ]]; then \
+        curl -sSL "https://github.com/jdx/mise/releases/download/v${MISE_VERSION}/mise-v${MISE_VERSION}-linux-x64-musl.tar.gz" | tar xz && \
+        mv mise/bin/mise "/tmp/railpack/mise/mise-${MISE_VERSION}" && rm -rf mise; \
+    elif [[ ${TARGETPLATFORM} == 'linux/arm64' ]]; then \
+        curl -sSL "https://github.com/jdx/mise/releases/download/v${MISE_VERSION}/mise-v${MISE_VERSION}-linux-arm64-musl.tar.gz" | tar xz && \
+        mv mise/bin/mise "/tmp/railpack/mise/mise-${MISE_VERSION}" && rm -rf mise; \
+    fi
+
 RUN if [[ ${TARGETPLATFORM} == 'linux/amd64' ]]; then \
     curl -sSL https://github.com/docker/buildx/releases/download/v${DOCKER_BUILDX_VERSION}/buildx-v${DOCKER_BUILDX_VERSION}.linux-amd64 -o ~/.docker/cli-plugins/docker-buildx && \
     curl -sSL https://github.com/docker/compose/releases/download/v${DOCKER_COMPOSE_VERSION}/docker-compose-linux-x86_64 -o ~/.docker/cli-plugins/docker-compose && \
     (curl -sSL https://download.docker.com/linux/static/stable/x86_64/docker-${DOCKER_VERSION}.tgz | tar -C /usr/bin/ --no-same-owner -xzv --strip-components=1 docker/docker) && \
     (curl -sSL https://github.com/buildpacks/pack/releases/download/v${PACK_VERSION}/pack-v${PACK_VERSION}-linux.tgz | tar -C /usr/local/bin/ --no-same-owner -xzv pack) && \
     curl -sSL https://nixpacks.com/install.sh | bash && \
+    curl -sSL https://railpack.com/install.sh | RAILPACK_VERSION=${RAILPACK_VERSION} sh && \
     chmod +x ~/.docker/cli-plugins/docker-compose /usr/bin/docker /usr/local/bin/pack /root/.docker/cli-plugins/docker-buildx \
     ;fi
 
@@ -45,6 +64,7 @@ RUN if [[ ${TARGETPLATFORM} == 'linux/arm64' ]]; then \
     (curl -sSL https://download.docker.com/linux/static/stable/aarch64/docker-${DOCKER_VERSION}.tgz | tar -C /usr/bin/ --no-same-owner -xzv --strip-components=1 docker/docker) && \
     (curl -sSL https://github.com/buildpacks/pack/releases/download/v${PACK_VERSION}/pack-v${PACK_VERSION}-linux-arm64.tgz | tar -C /usr/local/bin/ --no-same-owner -xzv pack) && \
     curl -sSL https://nixpacks.com/install.sh | bash && \
+    curl -sSL https://railpack.com/install.sh | RAILPACK_VERSION=${RAILPACK_VERSION} sh && \
     chmod +x ~/.docker/cli-plugins/docker-compose /usr/bin/docker /usr/local/bin/pack /root/.docker/cli-plugins/docker-buildx \
     ;fi
 
diff --git a/openapi.json b/openapi.json
index d119176a1..a23a9df40 100644
--- a/openapi.json
+++ b/openapi.json
@@ -111,6 +111,7 @@
                                         "type": "string",
                                         "enum": [
                                             "nixpacks",
+                                            "railpack",
                                             "static",
                                             "dockerfile",
                                             "dockercompose"
@@ -564,6 +565,7 @@
                                         "type": "string",
                                         "enum": [
                                             "nixpacks",
+                                            "railpack",
                                             "static",
                                             "dockerfile",
                                             "dockercompose"
@@ -1009,6 +1011,7 @@
                                         "type": "string",
                                         "enum": [
                                             "nixpacks",
+                                            "railpack",
                                             "static",
                                             "dockerfile",
                                             "dockercompose"
@@ -1434,6 +1437,7 @@
                                         "type": "string",
                                         "enum": [
                                             "nixpacks",
+                                            "railpack",
                                             "static",
                                             "dockerfile",
                                             "dockercompose"
@@ -2442,6 +2446,7 @@
                                         "type": "string",
                                         "enum": [
                                             "nixpacks",
+                                            "railpack",
                                             "static",
                                             "dockerfile",
                                             "dockercompose"
@@ -11509,6 +11514,7 @@
                         "description": "Build pack.",
                         "enum": [
                             "nixpacks",
+                            "railpack",
                             "static",
                             "dockerfile",
                             "dockercompose"
diff --git a/openapi.yaml b/openapi.yaml
index 7064be28a..e3168d131 100644
--- a/openapi.yaml
+++ b/openapi.yaml
@@ -81,7 +81,7 @@ paths:
                   description: 'The git branch.'
                 build_pack:
                   type: string
-                  enum: [nixpacks, static, dockerfile, dockercompose]
+                  enum: [nixpacks, railpack, static, dockerfile, dockercompose]
                   description: 'The build pack type.'
                 ports_exposes:
                   type: string
@@ -371,7 +371,7 @@ paths:
                   description: 'The destination UUID.'
                 build_pack:
                   type: string
-                  enum: [nixpacks, static, dockerfile, dockercompose]
+                  enum: [nixpacks, railpack, static, dockerfile, dockercompose]
                   description: 'The build pack type.'
                 name:
                   type: string
@@ -655,7 +655,7 @@ paths:
                   description: 'The destination UUID.'
                 build_pack:
                   type: string
-                  enum: [nixpacks, static, dockerfile, dockercompose]
+                  enum: [nixpacks, railpack, static, dockerfile, dockercompose]
                   description: 'The build pack type.'
                 name:
                   type: string
@@ -923,7 +923,7 @@ paths:
                   description: 'The Dockerfile content.'
                 build_pack:
                   type: string
-                  enum: [nixpacks, static, dockerfile, dockercompose]
+                  enum: [nixpacks, railpack, static, dockerfile, dockercompose]
                   description: 'The build pack type.'
                 ports_exposes:
                   type: string
@@ -1556,7 +1556,7 @@ paths:
                   description: 'The destination UUID.'
                 build_pack:
                   type: string
-                  enum: [nixpacks, static, dockerfile, dockercompose]
+                  enum: [nixpacks, railpack, static, dockerfile, dockercompose]
                   description: 'The build pack type.'
                 name:
                   type: string
@@ -7256,6 +7256,7 @@ components:
           description: 'Build pack.'
           enum:
             - nixpacks
+            - railpack
             - static
             - dockerfile
             - dockercompose
diff --git a/resources/views/livewire/project/application/general.blade.php b/resources/views/livewire/project/application/general.blade.php
index e27eda8b6..639be8f5d 100644
--- a/resources/views/livewire/project/application/general.blade.php
+++ b/resources/views/livewire/project/application/general.blade.php
@@ -31,6 +31,7 @@
                     <div class="flex gap-2">
                         <x-forms.select x-bind:disabled="shouldDisable()" wire:model.live="buildPack" label="Build Pack"
                             required>
+                            <option value="railpack">Railpack</option>
                             <option value="nixpacks">Nixpacks</option>
                             <option value="static">Static</option>
                             <option value="dockerfile">Dockerfile</option>
@@ -218,16 +219,16 @@ class="underline" href="https://coolify.io/docs/knowledge-base/docker/registry"
                         id="customDockerRunOptions" label="Custom Docker Options" x-bind:disabled="!canUpdate" />
                 @else
                     @if ($application->could_set_build_commands())
-                        @if ($buildPack === 'nixpacks')
+                        @if ($buildPack === 'nixpacks' || $buildPack === 'railpack')
                             <div class="flex flex-col gap-2 xl:flex-row">
-                                <x-forms.input helper="If you modify this, you probably need to have a nixpacks.toml"
+                                <x-forms.input helper="If you modify this, you probably need to have a {{ $buildPack === 'railpack' ? 'railpack.json' : 'nixpacks.toml' }}"
                                     id="installCommand" label="Install Command" x-bind:disabled="!canUpdate" />
-                                <x-forms.input helper="If you modify this, you probably need to have a nixpacks.toml"
+                                <x-forms.input helper="If you modify this, you probably need to have a {{ $buildPack === 'railpack' ? 'railpack.json' : 'nixpacks.toml' }}"
                                     id="buildCommand" label="Build Command" x-bind:disabled="!canUpdate" />
-                                <x-forms.input helper="If you modify this, you probably need to have a nixpacks.toml"
+                                <x-forms.input helper="If you modify this, you probably need to have a {{ $buildPack === 'railpack' ? 'railpack.json' : 'nixpacks.toml' }}"
                                     id="startCommand" label="Start Command" x-bind:disabled="!canUpdate" />
                             </div>
-                            <div class="pt-1 text-xs">Nixpacks will detect the required configuration
+                            <div class="pt-1 text-xs">{{ $buildPack === 'railpack' ? 'Railpack' : 'Nixpacks' }} will detect the required configuration
                                 automatically.
                                 <a class="underline" href="https://coolify.io/docs/applications/">Framework
                                     Specific Docs</a>
diff --git a/resources/views/livewire/project/new/github-private-repository-deploy-key.blade.php b/resources/views/livewire/project/new/github-private-repository-deploy-key.blade.php
index 9eb9baea8..3c3313643 100644
--- a/resources/views/livewire/project/new/github-private-repository-deploy-key.blade.php
+++ b/resources/views/livewire/project/new/github-private-repository-deploy-key.blade.php
@@ -51,6 +51,7 @@ class="loading loading-xs dark:text-warning loading-spinner"></span>
                 <div class="flex gap-2">
                     <x-forms.input id="branch" required label="Branch" />
                     <x-forms.select wire:model.live="build_pack" label="Build Pack" required>
+                        <option value="railpack">Railpack</option>
                         <option value="nixpacks">Nixpacks</option>
                         <option value="static">Static</option>
                         <option value="dockerfile">Dockerfile</option>
diff --git a/resources/views/livewire/project/new/github-private-repository.blade.php b/resources/views/livewire/project/new/github-private-repository.blade.php
index 129c508a9..2d68b1900 100644
--- a/resources/views/livewire/project/new/github-private-repository.blade.php
+++ b/resources/views/livewire/project/new/github-private-repository.blade.php
@@ -77,6 +77,7 @@
                                         @endforeach
                                     </x-forms.select>
                                     <x-forms.select wire:model.live="build_pack" label="Build Pack" required>
+                                        <option value="railpack">Railpack</option>
                                         <option value="nixpacks">Nixpacks</option>
                                         <option value="static">Static</option>
                                         <option value="dockerfile">Dockerfile</option>
diff --git a/resources/views/livewire/project/new/public-git-repository.blade.php b/resources/views/livewire/project/new/public-git-repository.blade.php
index 02489719a..03fc71a5d 100644
--- a/resources/views/livewire/project/new/public-git-repository.blade.php
+++ b/resources/views/livewire/project/new/public-git-repository.blade.php
@@ -41,6 +41,7 @@
                             helper="You can select other branches after configuration is done." />
                     @endif
                     <x-forms.select wire:model.live="build_pack" label="Build Pack" required>
+                        <option value="railpack">Railpack</option>
                         <option value="nixpacks">Nixpacks</option>
                         <option value="static">Static</option>
                         <option value="dockerfile">Dockerfile</option>
diff --git a/tests/Feature/ApplicationBuildpackCleanupTest.php b/tests/Feature/ApplicationBuildpackCleanupTest.php
index b6b535a76..857410920 100644
--- a/tests/Feature/ApplicationBuildpackCleanupTest.php
+++ b/tests/Feature/ApplicationBuildpackCleanupTest.php
@@ -117,6 +117,52 @@
         expect($application->environment_variables()->where('key', 'REGULAR_VAR')->count())->toBe(1);
     });
 
+    test('model clears dockerfile fields when build_pack changes from dockerfile to railpack', function () {
+        $team = Team::factory()->create();
+        $project = Project::factory()->create(['team_id' => $team->id]);
+        $environment = Environment::factory()->create(['project_id' => $project->id]);
+
+        $application = Application::factory()->create([
+            'environment_id' => $environment->id,
+            'build_pack' => 'dockerfile',
+            'dockerfile' => 'FROM node:18',
+            'dockerfile_location' => '/Dockerfile',
+            'dockerfile_target_build' => 'production',
+            'custom_healthcheck_found' => true,
+        ]);
+
+        $application->build_pack = 'railpack';
+        $application->save();
+        $application->refresh();
+
+        expect($application->build_pack)->toBe('railpack');
+        expect($application->dockerfile)->toBeNull();
+        expect($application->dockerfile_location)->toBeNull();
+        expect($application->dockerfile_target_build)->toBeNull();
+        expect($application->custom_healthcheck_found)->toBeFalse();
+    });
+
+    test('model clears dockercompose fields when build_pack changes from dockercompose to railpack', function () {
+        $team = Team::factory()->create();
+        $project = Project::factory()->create(['team_id' => $team->id]);
+        $environment = Environment::factory()->create(['project_id' => $project->id]);
+
+        $application = Application::factory()->create([
+            'environment_id' => $environment->id,
+            'build_pack' => 'dockercompose',
+            'docker_compose_domains' => '{"app": "example.com"}',
+            'docker_compose_raw' => 'version: "3.8"\nservices:\n  app:\n    image: nginx',
+        ]);
+
+        $application->build_pack = 'railpack';
+        $application->save();
+        $application->refresh();
+
+        expect($application->build_pack)->toBe('railpack');
+        expect($application->docker_compose_domains)->toBeNull();
+        expect($application->docker_compose_raw)->toBeNull();
+    });
+
     test('model does not clear dockerfile fields when switching to dockerfile', function () {
         $team = Team::factory()->create();
         $project = Project::factory()->create(['team_id' => $team->id]);
diff --git a/tests/Feature/ApplicationRailpackTest.php b/tests/Feature/ApplicationRailpackTest.php
new file mode 100644
index 000000000..f3e49cc21
--- /dev/null
+++ b/tests/Feature/ApplicationRailpackTest.php
@@ -0,0 +1,168 @@
+<?php
+
+use App\Models\Application;
+use App\Models\Environment;
+use App\Models\EnvironmentVariable;
+use App\Models\Project;
+use App\Models\Team;
+use Illuminate\Foundation\Testing\RefreshDatabase;
+
+uses(RefreshDatabase::class);
+
+describe('Application Railpack Support', function () {
+    test('could_set_build_commands returns true for railpack', function () {
+        $team = Team::factory()->create();
+        $project = Project::factory()->create(['team_id' => $team->id]);
+        $environment = Environment::factory()->create(['project_id' => $project->id]);
+
+        $application = Application::factory()->create([
+            'environment_id' => $environment->id,
+            'build_pack' => 'railpack',
+        ]);
+
+        expect($application->could_set_build_commands())->toBeTrue();
+    });
+
+    test('could_set_build_commands returns true for nixpacks', function () {
+        $team = Team::factory()->create();
+        $project = Project::factory()->create(['team_id' => $team->id]);
+        $environment = Environment::factory()->create(['project_id' => $project->id]);
+
+        $application = Application::factory()->create([
+            'environment_id' => $environment->id,
+            'build_pack' => 'nixpacks',
+        ]);
+
+        expect($application->could_set_build_commands())->toBeTrue();
+    });
+
+    test('could_set_build_commands returns false for dockerfile', function () {
+        $team = Team::factory()->create();
+        $project = Project::factory()->create(['team_id' => $team->id]);
+        $environment = Environment::factory()->create(['project_id' => $project->id]);
+
+        $application = Application::factory()->create([
+            'environment_id' => $environment->id,
+            'build_pack' => 'dockerfile',
+        ]);
+
+        expect($application->could_set_build_commands())->toBeFalse();
+    });
+
+    test('railpack_environment_variables returns only RAILPACK_ prefixed vars', function () {
+        $team = Team::factory()->create();
+        $project = Project::factory()->create(['team_id' => $team->id]);
+        $environment = Environment::factory()->create(['project_id' => $project->id]);
+
+        $application = Application::factory()->create([
+            'environment_id' => $environment->id,
+            'build_pack' => 'railpack',
+        ]);
+
+        EnvironmentVariable::create([
+            'resourceable_type' => Application::class,
+            'resourceable_id' => $application->id,
+            'key' => 'RAILPACK_NODE_VERSION',
+            'value' => '20',
+            'is_buildtime' => true,
+            'is_preview' => false,
+        ]);
+
+        EnvironmentVariable::create([
+            'resourceable_type' => Application::class,
+            'resourceable_id' => $application->id,
+            'key' => 'REGULAR_VAR',
+            'value' => 'value',
+            'is_buildtime' => false,
+            'is_preview' => false,
+        ]);
+
+        EnvironmentVariable::create([
+            'resourceable_type' => Application::class,
+            'resourceable_id' => $application->id,
+            'key' => 'NIXPACKS_NODE_VERSION',
+            'value' => '18',
+            'is_buildtime' => true,
+            'is_preview' => false,
+        ]);
+
+        $railpackVars = $application->railpack_environment_variables;
+        expect($railpackVars)->toHaveCount(1);
+        expect($railpackVars->first()->key)->toBe('RAILPACK_NODE_VERSION');
+    });
+
+    test('runtime_environment_variables excludes RAILPACK_ and NIXPACKS_ prefixed vars', function () {
+        $team = Team::factory()->create();
+        $project = Project::factory()->create(['team_id' => $team->id]);
+        $environment = Environment::factory()->create(['project_id' => $project->id]);
+
+        $application = Application::factory()->create([
+            'environment_id' => $environment->id,
+            'build_pack' => 'railpack',
+        ]);
+
+        EnvironmentVariable::create([
+            'resourceable_type' => Application::class,
+            'resourceable_id' => $application->id,
+            'key' => 'RAILPACK_NODE_VERSION',
+            'value' => '20',
+            'is_buildtime' => true,
+            'is_preview' => false,
+        ]);
+
+        EnvironmentVariable::create([
+            'resourceable_type' => Application::class,
+            'resourceable_id' => $application->id,
+            'key' => 'NIXPACKS_NODE_VERSION',
+            'value' => '18',
+            'is_buildtime' => true,
+            'is_preview' => false,
+        ]);
+
+        EnvironmentVariable::create([
+            'resourceable_type' => Application::class,
+            'resourceable_id' => $application->id,
+            'key' => 'APP_ENV',
+            'value' => 'production',
+            'is_buildtime' => false,
+            'is_preview' => false,
+        ]);
+
+        $runtimeVars = $application->runtime_environment_variables;
+        expect($runtimeVars)->toHaveCount(1);
+        expect($runtimeVars->first()->key)->toBe('APP_ENV');
+    });
+
+    test('railpack_environment_variables_preview returns only RAILPACK_ prefixed preview vars', function () {
+        $team = Team::factory()->create();
+        $project = Project::factory()->create(['team_id' => $team->id]);
+        $environment = Environment::factory()->create(['project_id' => $project->id]);
+
+        $application = Application::factory()->create([
+            'environment_id' => $environment->id,
+            'build_pack' => 'railpack',
+        ]);
+
+        EnvironmentVariable::create([
+            'resourceable_type' => Application::class,
+            'resourceable_id' => $application->id,
+            'key' => 'RAILPACK_BUILD_CMD',
+            'value' => 'npm run build',
+            'is_buildtime' => true,
+            'is_preview' => true,
+        ]);
+
+        EnvironmentVariable::create([
+            'resourceable_type' => Application::class,
+            'resourceable_id' => $application->id,
+            'key' => 'REGULAR_VAR',
+            'value' => 'value',
+            'is_buildtime' => false,
+            'is_preview' => true,
+        ]);
+
+        $previewVars = $application->railpack_environment_variables_preview;
+        expect($previewVars)->toHaveCount(1);
+        expect($previewVars->first()->key)->toBe('RAILPACK_BUILD_CMD');
+    });
+});
diff --git a/tests/Feature/BuildpackSwitchCleanupTest.php b/tests/Feature/BuildpackSwitchCleanupTest.php
index b040f9a8f..babd940cb 100644
--- a/tests/Feature/BuildpackSwitchCleanupTest.php
+++ b/tests/Feature/BuildpackSwitchCleanupTest.php
@@ -111,6 +111,29 @@
         expect($application->dockerfile)->toBeNull();
     });
 
+    test('clears dockerfile fields when switching from dockerfile to railpack', function () {
+        $application = Application::factory()->create([
+            'environment_id' => $this->environment->id,
+            'build_pack' => 'dockerfile',
+            'dockerfile' => 'FROM node:18',
+            'dockerfile_location' => '/Dockerfile',
+            'dockerfile_target_build' => 'production',
+            'custom_healthcheck_found' => true,
+        ]);
+
+        Livewire::test(General::class, ['application' => $application])
+            ->assertSuccessful()
+            ->set('buildPack', 'railpack')
+            ->call('updatedBuildPack');
+
+        $application->refresh();
+        expect($application->build_pack)->toBe('railpack');
+        expect($application->dockerfile)->toBeNull();
+        expect($application->dockerfile_location)->toBeNull();
+        expect($application->dockerfile_target_build)->toBeNull();
+        expect($application->custom_healthcheck_found)->toBeFalse();
+    });
+
     test('clears dockerfile fields when switching from dockerfile to dockercompose', function () {
         $application = Application::factory()->create([
             'environment_id' => $this->environment->id,