0x04-Libre AI Space
A curated collection of high-quality, mostly free/open-source AI tools, learning materials, frameworks, agents, generative tools, and more.
Learning & Education Resources Link to heading
Courses, guides, explainers, and curriculums to get started or go deeper.
- Generative AI Learning Path
Google Cloud Skills Boost – structured GenAI learning journey - Prompt Engineering Guide
Comprehensive guide to effective prompting techniques - LLM University by Cohere
Free course on large language models - What Is a Transformer Model?
NVIDIA blog – excellent Transformer explanation - Machine Learning for Beginners – Curriculum
Microsoft 12-week ML course with lessons + code - Maximizing the Potential of LLMs: Prompt Engineering Guide
Practical advanced prompting strategies - MIT Open Course: The Missing Semester of Your CS Education
Prompt Engineering & Optimization Link to heading
Tools and resources focused on crafting better prompts.
- Prompt Engineering Guide
- Drawing Prompt – Generate and visualize art prompts
- Prompt Optimizer Discussion
Community thread on prompt refinement - System Prompts and Models of AI Tools
Collection of extracted system prompts
Chat Interfaces & Frontends Link to heading
Local, privacy-focused, multi-model, or free-access chat UIs.
- YakGPT – Fast, local ChatGPT-style UI
- ChatHub – All-in-one chatbot client
- DuckDuckGo AI Chat – Privacy-first multi-model chat
- AI Playground – Quick model playground
- ChatGPT Free – Free access wrapper
- nanochat – High-quality minimal chat
- CC Switch – CLI assistant for Claude, Codex, Gemini
Frameworks, Libraries & Development Tools Link to heading
Core building blocks for AI-powered applications.
- LangChain – Popular LLM app framework
- n8n – Open-source workflow automation
- aider – Terminal-based AI pair programming
- OpenHands – AI-driven software development
- MetaGPT – Multi-agent collaboration framework
- Bolt.new – AI full-stack dev in browser
- LangExtract – Structured extraction from text
- Skills by Anthropic – Dynamic Claude skill folders
- SKILLS – Open agent skills ecosystem
- OpenWork – Claude Work–style knowledge system
- Spec Kit – Scenario-focused dev toolkit
- OpenSpec – Spec-driven AI coding
- Playwright MCP – Browser automation via MCP
- GitMCP – Turn GitHub repos into doc hubs
- OpenCode - The open source coding agent
- Ollama - Start building with open models
- llama.cpp - LLM inference in C/C++
- NVIDIA optimized free LLMs
- The Agency Agents - A complete AI agency at your fingertips
AI Agents & Agentic Systems Link to heading
Autonomous agents, multi-agent setups, and use-case collections.
- 500+ AI Agent Projects / Use Cases
Curated list with links to open-source implementations - Fara-7B – Efficient agentic model for computer use
- Open-AutoGLM – Open phone agent framework
- OpenManus – General AI agent framework
- DeepCode – Multi-agent code generation
- DevOpsGPT – AI-driven dev automation
- OpenClaw – Personal AI assistant
Generative AI – Image, 3D & Creative Tools Link to heading
Focus on visual/content generation.
- Fooocus – Easy-to-use image generator
- Shap-E – Text/image → 3D objects
- AI Generated Images – CC0 – Free-to-use generated images
- Awesome Nano Banana Images – Creative examples
- Awesome Nano Banana Pro Prompts
- Next AI Draw.io – AI-enhanced diagrams
- LogoMakerr – AI logo generator
Specialized / Domain-Specific Tools Link to heading
Niche AI helpers for coding, legal, DB, email, etc.
- Law-related (Chinese)
- LawGPT
- SQL Chat – ChatGPT-style interface for SQL
- AI Code Translator
- Frigate – Realtime object detection NVR
- Email Helper – AI business email generator
- Universal Summarizer – Summarize articles/books
- FastGPT
- chatgpt-i18n – Translate locale JSONs
- UI UX Pro Max – Design intelligence skill
Awesome Lists & Curated Collections Link to heading
Meta-lists worth bookmarking.
- Awesome ChatGPT
- AI工具合集 – Chinese AI tools collection
- AI Tools
- Awesome MCP Servers
News, Articles & Interesting Reads Link to heading
Notable stories and deep dives.