Rules for an AI coding agent to filter out generic AI-generated UI designs, text, and code.

List of 67 awesome DESIGN.md and SKILL.md design skill files for agentic tools like Claude Design, Google Stitch, Codex, Cursor, and other AI tools

💪 Models' quality and performance metrics (R2, ICC, LOO, AIC, BF, ...)

A powerful MCP toolkit for coding, providing semantic retrieval and editing capabilities - the IDE for your agent

ASD-STE100 Simplified Technical English rules, repurposed as a Claude Code skill for rewriting ambiguous agent-facing English.

Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.

💫 Toolkit to help you get started with SDD or any other process!

Econumo - A personal and family budgeting app with multi-currency support, shared accounts, and flexible budgets

A collection of DESIGN.md files analysis by popular brand design systems. Drop one into your project and let coding agents generate a matching UI.

Compress tool outputs, logs, files, and RAG chunks before they reach the LLM. 20% fewer tokens for coding agents, 60-95% fewer tokens for JSON, same answers. Library, proxy, MCP server.

The open agent skills tool - npx skills

Agent skill that removes signs of AI-generated writing from text

Directory of 34+ free LLM & AI APIs — permanent free tiers, trial credits, and no-card options. GPT-4o, Gemini, Claude, Llama, DeepSeek, Mistral & more. Synced daily from the live directory at free…

a truly censorship-resistant alternative to Twitter that has a chance of working

Python tool for converting files and office documents to Markdown.

Agentic AI security tool that applies proactive, attacker-first analysis directly to source code.

OpenAnt from Knostic is the leading open source LLM-based vulnerability discovery product, helping defenders proactively find verified security flaws while minimizing both false positives and false…

Embed modern web content directly into your Rainmeter skins with full JavaScript interactivity

Anti-AI-slop design skill for Claude Code, Cursor, and Codex.

Glamourous agentic coding for all 💘

The agent that grows with you

Talk to any LLM with hands-free voice interaction, voice interruption, and Live2D avatar running locally across platforms

Give your AI agent eyes to see the entire internet. Read & search Twitter, Reddit, YouTube, GitHub, Bilibili, XiaoHongShu — one CLI, zero API fees.

Beautiful map components. 100% Free, Zero config, one command setup.

World Factbook Media - Flags, Maps, Locators

World Factbook Country Profiles in JSON - Free Open Public Domain Data - No API Key Required ;-)

Free split-flap display emulator for any TV. The classic flip-board look, without the $3,500 hardware.

OpenSphere

TRADING ECONOMICS - API Code Examples