Explore Open Source Apps
Curated open-source apps for every task, vetted for quality and performance by a seasoned technologist. Find free, open-source alternatives to the tools you rely on, without the SaaS price tag.

NodeBB
Community Management
NodeBB is a forum software that is powerful, mobile-ready, and easy to use, designed to provide modern features and performance.

Notesnook
Knowledge Management,Productivity
Notesnook is an open-source, end-to-end encrypted note-taking application that prioritizes user privacy, allowing seamless note management across devices.

Open Status
Monitoring,DevOps
OpenStatus is an open-source monitoring platform that allows users to track API and website performance globally.

Open Web UI
AI,Productivity
Open WebUI is an extensible, self-hosted interface for AI that adapts to your workflow, operating entirely offline and offering a platform for AI.

OpenBB
Financial Management,AI
OpenBB is an AI-powered investment research platform that offers customizable analysis tools, data integration capabilities.

Outline
Project Management,Knowledge Management,Collaboration Tools
Outline is a team knowledge base and wiki platform that offers an intuitive editing experience, real-time collaboration, and powerful search capabilities.

Papermark
Document Management
Papermark is an open-source alternative to Docsend, a secure document sharing platform that offers data rooms with granular permissions.

Parse Platform
Backend as a Service
Parse Platform is an open-source backend as a service that provides a complete server solution for your applications.

Payload CMS
Content Management System,Headless CMS
Payload is an open-source headless CMS with a modern admin UI, designed to power websites and internal tools with a customizable backend that you fully own.

Penpot
Design Tools
Penpot is an open-source, web-based design tool that bridges the gap between designers and developers, enabling seamless collaboration and code-friendly design.

Pezzo
AI,AI Development Tools,Developer Tools,Developer Tools
Pezzo is a developer-first AI platform that enables rapid building, testing, monitoring, and deployment of AI features while optimizing for cost & performance.

Phoenix
AI,AI Development Tools,Developer Tools,MLOps
Phoenix is an open-source platform for collecting, evaluating, and analyzing LLM application data with powerful analysis tools.