Best Open-Source Open Source Software

High‑accuracy open‑source OCR engine for developers and researchers

Composable observability platform

Command-line double-entry accounting system

Decentralised discussion platform for communities

Streamline digital document signing

Simple forum software for building great communities

Open Source Computer Vision Library

Interactive application firewall for GNU/Linux

Cross-platform automation framework for all kinds of apps

Open-source headless CMS for Markdown and Visual Editing

Safe home for all your data

Stateless password manager

Your Own URL Shortener

A modern URL shortener

Simple, open-source blogging platform

Real-time server monitoring and incident tracking

Open-source antivirus engine for detecting malware across platforms

Open-source accounting software — a self-hosted alternative to QuickBooks and Xero

Pure Javascript OCR for more than 100 Languages

A libre lightweight streaming front-end for Android

High-fidelity third-party NetEase Cloud Music player

Business Intelligence Web Application

Capture, upload, and share your screen with ease

Self‑hosted, open‑source newsletter and mailing list manager for developers