OpenKnowledge
An open‑source, AI‑first Notion/Obsidian clone that gives you full data control without a subscription.
peerd
Runs AI agents entirely in your browser, keeping data on‑device and costs at zero.
Adam
A free‑first, prompt‑driven CAD engine that lets engineers sketch 3D parts with natural language.
Paca
A minimalist Jira alternative that lets AI and humans co‑manage work in a single, low‑overhead board.
Continue? Y/N: A 60
A 60‑second permission‑fatigue game that forces LLM agents to ask for explicit consent before every action.
OpenAI Prompt Engineering Guide
A free, officially‑maintained playbook that turns vague prompts into reliable, high‑quality results faster than any third‑party cheat sheet.