Find free, open-source alternatives to your favorite SaaS tools
26 open-source alternatives • Self-hostable • Privacy-first
All-in-one workspace for notes, whiteboard, and databases
Modern team knowledge base with real-time collaboration
Privacy-first Notion alternative with offline support
Secure, self-hosted Slack alternative for developers
Threaded chat for organized team communication
Fully customizable communication platform
Open-source design and prototyping platform
Lightweight, web-based API development suite
Desktop API client with elegant UI
Secure video conferencing solution
Open-source virtual classroom software
Complete office suite compatible with MS Office formats
Office suite with real-time collaboration
Professional-grade image editor
Digital painting and illustration software
Open-source password manager with cross-platform support
Lightweight Bitwarden-compatible server
Self-hosted file sync and share platform
High-performance file syncing and sharing
Lightweight Git hosting platform
Community-maintained Git forge (Gitea fork)
Run LLMs locally on your machine
Self-hosted OpenAI-compatible API
Modern music server and streamer
Free software media system for streaming
Self-hosted photo and video backup solution
docker run -d --name app-name -p 8080:80 image-namecurl -O docker-compose.yml && docker compose up -d💡 Most tools offer one-click deployment on Railway, Render, or Fly.io