Best Web Free Open Source Software

The open-source CMS powering much of the web.

Self-hosted product analytics

Open-source, self-hosted alternative to Trello, Asana, and Notion

General purpose TLS and crypto library

Real-time collaborative document editor

Cross-platform automation framework for all kinds of apps

Self‑hosted, Subsonic‑compatible music streaming server for audiophiles

Self‑hosted web file manager for individuals and small teams

Open source home automation with local control and privacy

Simple home server OS built on Docker

Realtime backend in 1 file

Self‑hosted grocery list and recipe manager

Your open‑source personal CRM for managing relationships

Open‑source headless commerce platform for developers and businesses

Empowering everyone to build reliable and efficient software

Open-source automation server for continuous integration and delivery

Easy payment integration for various platforms

Open-source kanban board for small teams and freelancers

Free, self‑hosted Kanban board for small teams and individuals

Open‑source time‑series database built on PostgreSQL for scalable analytics

Open source classroom client

Modern copy to clipboard solution without Flash

High-performance web server and reverse proxy

Secure, Simple and Scalable Video Conferences