Best Open-Source Open Source Software

AI engineering platform for LLM evaluations and observability

An open platform for various uses

Open‑source, multi‑format ebook reader for Android, Mac and Linux

React Framework for building internal tools, admin panels, dashboards & B2B apps

The Web framework for perfectionists with deadlines

A Hex Editor for Reverse Engineers, Programmers and people who value their retinas when working at 3 AM

A Vue.js wrapper for Fabric.js delivering a powerful web-based image editor

A modern, self‑hosted wiki for developers and small teams

Self‑hosted photo gallery for photographers and hobbyists

Secrets detection for GitHub, GitLab and Bitbucket repositories

Open-source AI orchestration platform for real-time data science workflows

On-device subtitle generation for video editors

Open-source, self‑hosted Bitcoin payment processor for merchants

Free, web‑based POS for small businesses and retailers

Calendar components for React Native

Modern copy to clipboard solution without Flash

Lightweight API exploration and testing IDE

Open source CRM for the world

Self-hosted web archiving made easy

Self-hosted remote desktop alternative to TeamViewer

Cross‑platform real‑time system monitoring for admins and DevOps

Automatic work journal and time tracker

Learning management system for online courses

Open‑source ERP & CRM for SMEs, free and fully customizable