Open source. Open possibilities.

Kong Gateway is a cloud-native, platform-agnostic API, LLM and MCP gateway with plugin-based extensibility, routing, load balancing, authentication and AI traffic features.

gha-doctor is a zero-config CLI that diagnoses GitHub Actions workflows for flaky jobs, wasted minutes, slow steps, cache problems and anti-patterns, with static lint rules, run-history analysis, a health score badge, auto-fixes, SARIF/HTML/JSON reports, a GitHub Action and an MCP server.

Artifact Gateway is a lightweight, protocol-native software artifact repository that supports OCI, Maven, npm, PyPI, Go modules, Conan 2, and Raw formats. It uses PostgreSQL for coordination and S3-compatible storage for artifacts, with no Redis, Kafka, or external message queues required. Available as a single binary or split roles, with a web Console for management.

Apache APISIX is a dynamic, real-time, high-performance cloud-native API and AI gateway built on NGINX and etcd, offering dynamic routing, plugin hot-loading, multi-protocol support, and AI proxying for LLM workloads.

Levelrail is a self-hosted deployment platform where a node agent talks directly to Docker's Engine API instead of SSHing in, turning Linux machines into a private cloud with git deploys, TLS, logs, metrics, rollback and managed databases.

A GitHub Action for CI/CD workflows to compress and decompress files. It supports six archive formats (zip, tar, tgz, tbz2, txz, tzst), password-protected zip, SHA256 verification, glob patterns, and provides detailed job summaries for efficient artifact management and secure release bundles.

Smokey is a static single-file dashboard that shows GitHub repository health at a glance: last push, latest release, open PRs and issues in one sortable table, plus attention badges for external contributor activity. No login or build step is needed for public repos.

Checkov is an open-source static analysis tool that scans infrastructure-as-code files and container images for security misconfigurations and vulnerabilities, supporting Terraform, CloudFormation, Kubernetes, Dockerfile, and more with over 1000 built-in policies.

A large open-source collection of 2624 DevOps and SRE interview questions and hands-on exercises spanning Linux, Kubernetes, Terraform, AWS, Azure, GCP, Docker, Ansible, CI/CD, networking, databases, observability, and more.

Kestra is an open-source, event-driven orchestration platform designed for data, AI, and infrastructure workflows, utilizing a declarative YAML interface.

A personal portfolio site built with MkDocs Material, deployed via GitHub Actions OIDC, Terraform IaC, and privacy‑first serverless analytics on AWS S3/CloudFront/GitHub Pages.

SMTP Tool is a portable Windows desktop application for testing, diagnosing, and debugging SMTP servers. It supports TLS 1.3, real-time open/click tracking via local HTTP server, latency benchmarking, and interactive protocol terminal.

A lightweight OpenAI API reverse proxy featuring per-key token budgets, rate limiting, cost dashboards, and automatic model downgrading.

Xonsh is a full-featured, cross-platform shell that uses Python 3 as its language, seamlessly integrating shell commands with Python. It runs on Linux, macOS, Windows, BSD, Jupyter, Android, Raspberry Pi, and Nix, with an extension system and AI-friendly features.

Self-hosted GitHub App that publishes a required check accepting human CODEOWNER approval or approval from explicitly enrolled GitHub Apps, with organization and repository policies; pre-release and shadow-mode only.

GeeksPulse is a free, ad-free developer news aggregator that curates 50 hand-picked RSS feeds across 11 categories into a fast static site with a cyberpunk UI, AI summaries, bookmarks and keyboard shortcuts.

A CLI tool that automates the end-to-end pipeline for building, cooking, and deploying Unreal Engine 5 dedicated servers to AWS GameLift.

UCloud SDK for Node.js: a client library for calling UCloud cloud APIs from Node.js. The README links Chinese-language guides on quickstart, configuration, error handling, middleware and generic calls, plus examples for batch-creating cloud hosts and building a two-tier load-balanced architecture.

Dokploy is a free, self-hostable Platform as a Service (PaaS) for deploying and managing applications and databases, positioned as an open-source alternative to Vercel, Heroku, and Netlify.