Directories

A/B Testing Frameworks

Plan statistically sound A/B tests and growth experimentation programs—hypothesis design, sample size, metrics, ICE prioritization, and a compounding experiment playbook.

AccessLint Contrast Checker

Interactive WCAG contrast checker that calculates ratios, AA/AAA compliance, and suggests accessible alternatives that preserve design intent.

AccessLint Link Purpose

Checks link text for descriptiveness and context so users (and screen readers) understand destination without surrounding guesswork.

AccessLint Refactor

Multi-file accessibility refactor skill that adds missing alt text, ARIA labels, and semantic HTML while preserving code style.

AccessLint Use of Color

WCAG 1.4.1 checker for meaning conveyed only by color—links, form errors, status indicators, hover/focus affordances.

Ad Creative

Generate, iterate, or scale ad creative — headlines, descriptions, primary text, or full ad variations — for any paid advertising platform.

Addy Osmani Agent Skills

addyosmani/agent-skills

Agent skills pack from Addy Osmani focused on web engineering / UX quality workflows. GitHub: addyosmani/agent-skills (~85k stars).

Agent Sandbox

Community skill (disler) that isolates agent execution in E2B cloud sandboxes so destructive mistakes don’t hit your local filesystem/dev DB.

Agentic SEO Skill

LLM-first SEO analysis pack with specialized sub-skills, specialist agents, and evidence-collector scripts for auditable, eng-defensible SEO recommendations.

Agentkits Marketing

aitytech/agentkits-marketing

Marketing-focused agent kits / skills to run repeatable GTM workflows with AI agents. GitHub: aitytech/agentkits-marketing (~~600 stars).

AgentOps

AgentOps-AI/agentops

Agent monitoring and cost tracking for multi-step agents. GitHub: AgentOps-AI/agentops (~5.8k stars).

AI For Beginners

microsoft/AI-For-Beginners

Microsoft’s free 12-week, 24-lesson curriculum for learning AI from scratch — lessons, quizzes, and labs.

AccessLint Reviewer

AccessLint AI reviewer agent that performs multi-step WCAG 2.1 A/AA codebase scans and produces prioritized audit reports with severity and WCAG references.

Agency Agents

msitarzewski/agency-agents

Collection of agency-style AI agent personas/workflows for marketing and delivery teams. GitHub: msitarzewski/agency-agents (~141k stars).

AgentGPT

reworkd/AgentGPT

Browser-deployable autonomous agents — goal in, multi-step agent out. GitHub: reworkd/AgentGPT (~36k stars).

AgentScope

agentscope-ai/agentscope

Visible, trustworthy agent runtime focused on transparency and control. GitHub: agentscope-ai/agentscope (~29k stars).

Agno

agno-agi/agno

Build, run, and manage agent platforms with a developer-friendly agent framework. GitHub: agno-agi/agno (~42k stars).

Aider

Aider-AI/aider

AI pair programming in the terminal — edits your git repo with commit-friendly workflows. GitHub: Aider-AI/aider (~48k stars).

Anti-AI Slop Filter

OpenClaw / KiloClaw recipe that maintains a living AI-slop pattern filter from Wikipedia and screens every piece of generated content before publish.

AutoGen

microsoft/autogen

Microsoft’s multi-agent programming framework for conversational and tool-using agents. GitHub: microsoft/autogen (~60k stars).

AutoGPT

Significant-Gravitas/AutoGPT

Autonomous agent framework for goal-driven multi-step tasks with tools and memory. GitHub: Significant-Gravitas/AutoGPT (~186k stars).

Awesome LLM Apps

Shubhamsaboo/awesome-llm-apps

Curated showcase of LLM app examples and patterns to steal for your own builds. GitHub: Shubhamsaboo/awesome-llm-apps (~132k stars).

Browser Use

browser-use/browser-use

Make AI agents operate a real browser — click, type, navigate — for web tasks APIs don’t cover. GitHub: browser-use/browser-use (~109k stars).

Buzz

block/buzz

Self-hostable workspace where humans and AI agents share the same rooms — messages, reviews, and git events in one audit log.