Tryhackme Ctf alternatives for AI agents.

A self-contained JavaScript wiki for the browser, Node.js, AWS Lambda etc.

🙃 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.

Collect your thoughts and notes without leaving the command line.

A community Bash framework.

CLI and local web plain text note‑taking, bookmarking, and archiving with linking, tagging, filtering, search, Git versioning & syncing, Pandoc conversion, + more, in a single portable script.

A delightful community-driven framework for managing your bash configuration, and an auto-update tool so that makes it easy to keep up with the latest updates from the community.

Bring projects, wikis, and teams together with AI. AppFlowy is the AI collaborative workspace where you achieve more without losing control of your data. The leading open source Notion alternative.

A next.js web application that integrates AI capabilities with draw.io diagrams. This app allows you to create, modify, and enhance diagrams through natural language commands and AI-assisted visualization.

Virtual whiteboard for sketching hand-drawn like diagrams

The classic email sending library for PHP

The open-source communication infrastructure for agents and products

The best free and open-source automated time tracker. Cross-platform, extensible, privacy-focused.

:love_letter: A beautiful, fast and fully open source mail client for Mac, Windows and Linux.

💌 Build and send emails using React

The free and privacy-friendly screen recorder with no limits 🎥

BillionMail gives you open-source MailServer, NewsLetter, Email Marketing — fully self-hosted, dev-friendly, and free from monthly fees. Join the discord: https://discord.gg/asfXzBUhZr