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Thomas Kosiewski
51836e681e
Splits the dogfood image into two artifacts: - `ghcr.io/coder/oss-dogfood-base:<distro>-<base-sha>`: Ubuntu base with apt packages, chrome, rustup, brew, gh, and the mise binary. The base-sha is a cache key over `Dockerfile.base` and `files/`, so commits that don't touch those inputs reuse the previous build. - `codercom/oss-dogfood:<final-sha>-<distro>` and rolling tags (`:22.04`, `:26.04`, `:latest`, `:<branch>`): produced by `mise oci build` on top of the base, with one content-addressed OCI layer per mise tool. The rolling tag scheme is unchanged, so the workspace template doesn't need updating. Single-tool version bumps now invalidate only that tool's OCI layer, so workspaces re-pull just what changed instead of the entire 5-6 GB image on every recreate. Also: - Drops the build-time `pnpm dlx playwright@1.47.0 install --with-deps chromium` step (~400 MB) and the equivalent `playwright-driver.browsers` install from `flake.nix`. `@playwright/mcp` (used by the claude-code and codex MCP servers in `dogfood/coder/main.tf`) does NOT auto-install browsers, so the existing `install-deps` `coder_script` now runs two installs on workspace start: `pnpm exec playwright install chromium` for the site's pinned `@playwright/test`, and `npx --package=@playwright/mcp@latest playwright-core install --no-shell chromium` so the MCP servers find their matching browser revision. Browser revisions coexist under `~/.cache/ms-playwright/chromium-<rev>/`, which lives on the home volume so both downloads happen once per workspace recreate and persist across restarts. Net effect: same MCP behavior as before, +~1-2 min on first workspace start. Nix devshell users running site e2e tests locally now need `pnpm exec playwright install` once (instead of getting browsers via nixpkgs). - Bumps the pinned mise binary to v2026.5.12 (matching main after #25521) and adds top-level `min_version = "2026.5.12"` to `mise.toml` so every consumer (devs, CI, the embedded mise inside the dogfood image, mise oci builds) fails fast on an older mise. - Adds bison, flex, libicu-dev, libreadline-dev, uuid-dev, and zlib1g-dev to both Ubuntu base images for source-build use cases (e.g., building Postgres from source). - Replaces skopeo with crane as the registry client `mise oci push` shells out to: crane is added to `mise.toml`, the workflow drops its `apt-get install skopeo` and forces `--tool crane`, and the local wrapper image stops bundling skopeo. One source of truth for tool versions, no apt drift, smaller wrapper image, and workspace users get a registry client on PATH for free via mise oci's tool layers. - Removes `nix.hash`/`mise.hash` and their Makefile rules. The registry digest already captures every effective change since CI rebuilds when any baked-in input moves; the per-file `filesha1()` entries in `pull_triggers` are redundant. Supersedes #25400 (the `mise.hash` pull trigger landed there in `2b612abe7b`; this PR removes it as part of the broader simplification). > [!NOTE] > `mise oci build` is experimental and requires `MISE_EXPERIMENTAL=1` (set at job level in the workflow). The local-only `scripts/dogfood/mise-oci-wrapper.sh` builds a tiny `coderdev/mise-oci-wrapper:<version>` Debian image with curl-installed mise on first invocation (cached by version tag thereafter); we don't reuse `jdxcode/mise:latest` because that tag lags upstream GitHub releases by days and would defeat the `min_version` enforcement above. > [!NOTE] > `compute-base-sha.sh` and `compute-final-sha.sh` are cache keys, not strict content addresses: the base Dockerfile still pulls dynamic resources at build time (gh/buildx `releases/latest`, chrome `stable_current_amd64.deb`, apt mirror state). Two runs with identical checked-in files can produce slightly different bytes, which is acceptable here because the cache-hit savings on irrelevant commits outweigh that drift. 🤖 Generated with [Claude Code](https://claude.com/claude-code) --------- Signed-off-by: Thomas Kosiewski <tk@coder.com> Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
Coder is a self-hosted platform for cloud development environments and AI coding agents. Workspaces are defined with Terraform, connected through a secure Wireguard® tunnel, and automatically shut down when not used. Coder Agents runs a native AI coding agent whose loop executes in the control plane on your infrastructure, with no API keys in workspaces.
- Define cloud development environments in Terraform
- EC2 VMs, Kubernetes Pods, Docker Containers, etc.
- Automatically shutdown idle resources to save on costs
- Onboard developers in seconds instead of days
- Delegate coding work to AI agents on your infrastructure
- Bring any model (Anthropic, OpenAI, Google, Bedrock, self-hosted)
- No LLM credentials in workspaces, user identity on every action
- Centralized model governance, cost tracking, and audit logging
Quickstart
The most convenient way to try Coder is to install it on your local machine and experiment with provisioning cloud development environments using Docker (works on Linux, macOS, and Windows).
# First, install Coder
curl -L https://coder.com/install.sh | sh
# Start the Coder server (caches data in ~/.cache/coder)
coder server
# Navigate to http://localhost:3000 to create your initial user,
# create a Docker template and provision a workspace
Install
The easiest way to install Coder is to use the
install script for Linux
and macOS. For Windows, use the latest ..._installer.exe file from GitHub
Releases.
curl -L https://coder.com/install.sh | sh
You can run the install script with --dry-run to see the commands that will be used to install without executing them. Run the install script with --help for additional flags.
See install for additional methods.
Once installed, you can start a production deployment with a single command:
# Automatically sets up an external access URL on *.try.coder.app
coder server
# Requires a PostgreSQL instance (version 13 or higher) and external access URL
coder server --postgres-url <url> --access-url <url>
Use coder --help to get a list of flags and environment variables. See the install guides for a complete tutorial.
Documentation
Browse the documentation or visit a specific section below:
- Workspaces: Workspaces contain the IDEs, dependencies, and configuration information needed for software development
- Templates: Templates are written in Terraform and describe the infrastructure for workspaces
- Coder Agents: Delegate coding work to AI agents running on your self-hosted infrastructure
- Administration: Learn how to operate Coder
- Premium: Learn about paid features built for large teams
- IDEs: Connect your existing editor to a workspace
Support
Feel free to open an issue if you have questions, run into bugs, or have a feature request.
Join our Discord to provide feedback on in-progress features and chat with the community using Coder!
Integrations
New integrations are always in progress. Open an issue to request one. Contributions are welcome in any official or community repository.
Official
- Coder Registry: Templates, modules, and integrations for common development environments
- VS Code Extension: Open any Coder workspace in VS Code with a single click
- JetBrains Toolbox Plugin: Open any Coder workspace from JetBrains Toolbox with a single click
- JetBrains Gateway Plugin: Open any Coder workspace in JetBrains Gateway with a single click
- Dev Containers: Build development environments using
devcontainer.jsonon Docker, Kubernetes, and OpenShift - Kubernetes Log Stream: Stream Kubernetes Pod events to the Coder startup logs
- Self-Hosted VS Code Extension Marketplace: A private extension marketplace that works in restricted or airgapped networks integrating with code-server.
- GitHub Actions: An action to set up the Coder CLI in GitHub workflows
Community
- Community Templates: Community-contributed workspace templates in the Coder Registry
- Community Modules: Community-contributed modules to extend Coder templates
- Provision Coder with Terraform: Provision Coder on Google GKE, Azure AKS, AWS EKS, DigitalOcean DOKS, IBMCloud K8s, OVHCloud K8s, and Scaleway K8s Kapsule with Terraform
- Coder Template GitHub Action: A GitHub Action that updates Coder templates
- Discord: Chat with the community and provide feedback on in-progress features
Contributing
New contributors are always welcome. If you are new to the Coder codebase, see the contribution guide to get started.
Hiring
Apply on the careers page if you are interested in joining the team.