Best Windows Free Open-Source Open Source Software

Private, end-to-end encrypted messaging.

The advanced open-source relational database.

Free, open-source image editor.

Fast, secure file sharing across your local network

An opinionated code formatter.

A modern, automatic HTTPS web server and reverse proxy

Python library for video editing

Sync and manage files across cloud storage from the command line

High-performance open-source time-series database for IoT and big data

Automate time tracking and stay focused

Extremely fast Python linter and code formatter

Cross-platform, customizable ML solutions for live and streaming media

AI-powered image editing with GIMP

A minimalistic, open-source note-taking app

Stateless password manager

The world's fastest framework for building websites

A note-taking app with a focus on security and simplicity

A hierarchical note taking application

Free backup software to store encrypted backups online

Powerful open‑source debugger for Windows reverse engineering

A secure password manager for teams

Capture, upload, and share your screen with ease

A knowledge management tool for personal knowledge base and note-taking

Open Source Computer Vision Library