Comprehensive collection of CI/CD platforms, GitHub Actions, GitOps tools, Infrastructure as Code, release management, and deployment automation.
| Repository | Description | Stars |
|---|---|---|
| jenkinsci/jenkins | Most widely used open source CI/CD server — 1800+ plugins |  |
| drone/drone | Container-native CI/CD — pipelines defined in YAML |  |
| woodpecker-ci/woodpecker | Simple, community-maintained fork of Drone CI |  |
| concourse/concourse | Container-based CI system — pipelines as code |  |
| buildkite/agent | Open source build runner for Buildkite CI |  |
| tektoncd/pipeline | Kubernetes-native CI/CD pipeline framework by Google |  |
| go-gitea/gitea | Self-hosted Git service with built-in CI — Gitea Actions |  |
| gocd/gocd | Open source CD server — visualize and automate pipelines |  |
| harness/gitness | Open source developer platform — Git + CI + Artifact registry |  |
| circleci/circleci-docs | CircleCI documentation and config reference |  |
| Repository | Description | Stars |
|---|---|---|
| actions/starter-workflows | Official GitHub Actions starter workflow templates |  |
| sdras/awesome-actions | Curated list of awesome GitHub Actions |  |
| rhysd/actionlint | Static checker for GitHub Actions workflow files |  |
| actions/cache | Cache dependencies and build outputs in GitHub Actions |  |
| actions/setup-node | Set up Node.js in GitHub Actions workflows |  |
| docker/build-push-action | Build and push Docker images in GitHub Actions |  |
| google-github-actions/deploy-cloudrun | Deploy to Cloud Run from GitHub Actions |  |
| aws-actions/configure-aws-credentials | Configure AWS credentials for GitHub Actions |  |
| changesets/action | Automate versioning and changelogs in GitHub Actions |  |
| nektos/act | Run GitHub Actions locally — test workflows without pushing |  |
| Repository | Description | Stars |
|---|---|---|
| argoproj/argo-cd | Declarative GitOps CD for Kubernetes — most popular K8s CD tool |  |
| argoproj/argo-workflows | Workflow engine for Kubernetes — DAG pipelines |  |
| argoproj/argo-rollouts | Progressive delivery — blue/green, canary deployments |  |
| fluxcd/flux2 | GitOps toolkit for Kubernetes — automated sync from Git |  |
| flagger-app/flagger | Progressive delivery operator — canary, A/B, blue/green |  |
| weaveworks/weave-gitops | GitOps for Kubernetes — built on Flux |  |
| spinnaker/spinnaker | Multi-cloud CD platform — Netflix origin |  |
| Repository | Description | Stars |
|---|---|---|
| hashicorp/terraform | IaC — write, plan, apply infrastructure across any cloud |  |
| opentofu/opentofu | Open source Terraform fork — community-maintained |  |
| pulumi/pulumi | IaC using real languages — TypeScript, Python, Go, .NET |  |
| gruntwork-io/terragrunt | DRY wrapper for Terraform — remote state, dependencies |  |
| ansible/ansible | Agentless IT automation — provisioning, config, deployment |  |
| chef/chef | Infrastructure automation framework — infrastructure as code |  |
| puppetlabs/puppet | Configuration management tool — declarative language |  |
| saltstack/salt | Event-driven automation — config management + orchestration |  |
| crossplane/crossplane | Cloud infrastructure control plane — IaC inside Kubernetes |  |
| cdktf/terraform-cdk | CDK for Terraform — define infrastructure using familiar languages |  |
| aws/aws-cdk | AWS Cloud Development Kit — define AWS infra in code |  |
| Repository | Description | Stars |
|---|---|---|
| coollabsio/coolify | Self-hosted Vercel/Netlify/Heroku — Docker, K8s, bare metal |  |
| dokku/dokku | Git push to deploy — self-hosted Heroku, Docker-based |  |
| caprover/caprover | One-click app deployment, SSL, Docker management |  |
| railwayapp/nixpacks | Build and deploy apps using Nix — auto-detect language |  |
| shuttle-hq/shuttle | Deploy Rust apps from code — zero config |  |
| kamal-deploy/kamal | Deploy web apps anywhere — Docker + SSH, zero downtime |  |
| Repository | Description | Stars |
|---|---|---|
| semantic-release/semantic-release | Fully automated version management and package publishing |  |
| changesets/changesets | Manage versioning and changelogs in monorepos |  |
| release-it/release-it | Automate versioning and package publishing — CLI tool |  |
| conventional-changelog/conventional-changelog | Generate changelogs from conventional commit messages |  |
| goreleaser/goreleaser | Release automation tool for Go projects |  |
| Repository | Description | Stars |
|---|---|---|
| hashicorp/vault | Manage secrets and protect sensitive data — industry standard |  |
| Infisical/infisical | Open source secret management — sync to CI/CD pipelines |  |
| dotenv-linter/dotenv-linter | Lightning-fast linter for .env files |  |
| mozilla/sops | Editor of encrypted files — YAML, JSON, ENV for CI |  |
| bitnami/sealed-secrets | Kubernetes secrets encrypted in Git — safe to commit |  |
| Repository | Description | Stars |
|---|---|---|
| goharbor/harbor | Open source container image registry — CNCF project |  |
| distribution/distribution | Docker Registry 2.0 reference implementation |  |
| nicolo-ribaudo/zot | OCI-native container image registry — lightweight |  |
| jFrog/artifactory-user-plugins | JFrog Artifactory plugins for artifact management |  |
| Repository | Description | Stars |
|---|---|---|
| pre-commit/pre-commit | Framework for managing pre-commit hooks |  |
| danger/danger | Automate code review chores in CI — PR checks |  |
| reviewdog/reviewdog | Automated code review tool — integrates with any linter |  |
| codecov/codecov-action | GitHub Action for uploading coverage to Codecov |  |
| SonarSource/sonarqube | Continuous inspection of code quality — security, bugs, smells |  |
| megalinter/megalinter | 100+ linters and formatters in one CI step |  |