Download twitter media with only one-click.

Keep your coding agent up to date with the latest web best practices

TLC is a model checker for specifications written in TLA+. The TLA+Toolbox is an IDE for TLA+.

Playwright and Cypress E2E testing skills for AI agents. Generate Playwright tests, review test quality, and debug failures in Claude Code and Codex.

A lightweight sandboxing tool for enforcing filesystem and network restrictions on arbitrary processes at the OS level, without requiring a container.

Next generation e2e testing framework for web and mobile apps.

Agent skill: describe your stack in a sentence, get an architecture diagram with official logos

Agent Skills that teach coding agents to write, review, and port idiomatic Rust, plus a tested clippy config. Works with Claude Code, Codex, Copilot, Cursor, and Gemini CLI.

There was no free Dictionary API on the web when I wanted one for my friend, so I created one.

AI生成の日本語を自然な日本語へ推敲するAgent Skill / Agent Skill for Refining AI-Generated Japanese into Natural Japanese

A skill to stop your coding agent from burying the answer. ADHD-friendly output.

AI Agent Skill to generate and render beautiful Mermaid diagrams as SVG or terminal ASCII — 15 themes, 6 diagram types, batch CLI, no browser.

mo is a Markdown viewer that opens .md files in a browser.

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

The headless rich text editor framework for web artisans.

🍼 Plugin driven WYSIWYG markdown editor framework.

日本語UIをAIエージェントに正しくつくらせるためのDESIGN.md集。Japanese DESIGN.md collection for AI agents — extending Google Stitch format with CJK typography.

The open agent skills tool - npx skills

Local Twitter/X bookmark organizer with AI categorization and mindmap visualization

A fast, flexible, configuration-based command-line interface for linting Markdown/CommonMark files with the markdownlint library

A Node.js style checker and lint tool for Markdown/CommonMark files.

A relative time formatting library, with no code.

Skills for AI Evals to compliment the course: AI Evals For Engineers & PMs

Loads environment variables from .env for nodejs projects.

Public repository for Agent Skills

Enhancement suite for Gemini, AI Studio, Claude, ChatGPT & DeepSeek — plus a prompt manager for any website, DeepSeek Harness included. / 面向 Gemini、AI Studio、Claude、ChatGPT 与 DeepSeek 的增强套件；其中的提示词管…

Open source local-first PR scanner that finds dead code, security bugs, secrets, quality regressions, and AI-code mistakes before merge. For first timers refer to https://duriantaco.github.io/skylo…