Best open source developer tools

The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

Matched: productivity

🙃 A delightful community-driven (with 2,500+ contributors) framework for managing your zsh configuration. Includes 300+ optional plugins (rails, git, macOS, hub, docker, homebrew, node, php, python, etc), 140+ themes to spice up your morning, and an auto-update tool that makes it easy to keep up with the latest updates from the community.

Matched: productivity

Microsoft PowerToys is a collection of utilities that supercharge productivity and customization on Windows

Matched: productivity

Virtual whiteboard for sketching hand-drawn like diagrams

Matched: productivity

CLI proxy that reduces LLM token consumption by 60-90% on common dev commands. Single Rust binary, zero dependencies

Matched: productivity

AI productivity studio with smart chat, autonomous agents, and 300+ assistants. Unified access to frontier LLMs

Matched: productivity

A modern file manager that helps users organize their files and folders.

Matched: productivity

💥 Blazing fast terminal file manager written in Rust, based on async I/O.

Matched: productivity

Collection of handy online tools for developers, with great UX.

Matched: productivity

ShareX is a free and open-source application that enables users to capture or record any area of their screen with a single keystroke. It also supports uploading images, text, and various file types to a wide range of destinations.

Matched: productivity