🦔 PostHog provides open-source web & product analytics, session recording, feature flagging and A/B testing that you can self-host. Get started - free.

🌼 🌼 🌼 🌼 🌼  The most popular, free and open-source Tailwind CSS component library

Payload is the open-source, fullstack Next.js framework, giving you instant backend superpowers. Get a full TypeScript backend and admin panel instantly. Use Payload as a headless CMS or for buildi…

Open Source, Google Zanzibar-inspired database for scalably storing and querying fine-grained authorization data

A high-throughput and memory-efficient inference and serving engine for LLMs

Automation for Kubernetes development and testing. Spin up production-like environments for development, testing, and CI on demand. Use the same configuration and workflows at every step of the pro…

Open-source platform for building cross-platform native Mobile, Web, Desktop and Embedded apps quickly. Create rich, C#/XAML, single-codebase apps from any IDE. Hot Reload included! 90m+ NuGet Down…

The React Framework

Your self-hosted, globally interconnected microblogging community

Minimal Documentation theme and CLI for shared usage across UnJS projects.

An open protocol enabling communication and interoperability between opaque agentic applications.

Open source Loom alternative. Beautiful, shareable screen recordings.

The best React-based framework with performance, scalability and security built in.

Next-gen monolithic CMS built for developer control + editor joy

📘 The easiest way to add search to your documentation.

Independent technology for modern publishing, memberships, subscriptions and newsletters.

The Guardian DotCom.

The financial transactions database designed for mission critical safety and performance.

Build cross-platform desktop apps with JavaScript, HTML, and CSS

Hugo theme for open source documentation

Welcome to a calmer internet

CLI tool for Angular

Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by Clickhouse and OpenTelemetry.

Workflow Engine for Kubernetes

Oxide Web Console

The open source frontend for GitBook doc sites

Open Source Qualtrics Alternative

Backstage is an open framework for building developer portals

Trigger.dev – build and deploy fully‑managed AI agents and workflows

Define Kubernetes native apps and abstractions using object-oriented programming