Best Free Open Source Software

Open-source framework for building native iOS and Android apps in JavaScript or TypeScript.

A free, open‑source desktop music player for Windows, macOS, and Linux

Free, Open-Source Internet Computer

Build LLM-powered agents over your own data

Create project documentation with Markdown

Declarative GitOps continuous delivery tool for Kubernetes.

Open-source team chat organized around topic threads

Fast and flexible 2D WebGL renderer

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

Open-source no-code database and spreadsheet-database hybrid

Open‑source web app for personal and small‑business finance management

A free, open-source subtitle editor with built-in video playback and format conversion.

Latest KDE Plasma desktop on Ubuntu LTS

Open-source machine emulator and virtualizer for all architectures

Automatic work journal and time tracker

Native Git command line and GUI for Windows developers

Free, open-source web app security scanner stewarded by Checkmarx.

Free, open-source disk imaging and cloning tool for backup and mass system deployment.

Open source CRM for the world

Self-hosted web archiving made easy

A terminal for a more modern age

The free and reliable cross-platform FTP, SFTP, and FTPS solution.

Open-source IPAM and DCIM for modern data centers

Open-source observability for logs, metrics and traces