Ossian Hempel

ktx. ktx is an executable context layer for data and analytics agents 🐙 Allow Claude Code, Codex, or other AI agents to query analytical databases accurately and with full context of your company

cabinet. AI-first knowledge base and startup OS

agentcookie. Your agent runs on a Mac that isn't your daily driver. agentcookie keeps its sessions in sync with the Mac you actually browse on, continuously, encrypted over Tailscale, so OpenClaw, Hermes, or any other agent runtime wakes up authenticated. macOS, peer-to-peer, no cloud middleman.

plugins. OpenAI Plugins

last30days-skill. AI agent skill that researches any topic across Reddit, X, YouTube, HN, Polymarket, and the web - then synthesizes a grounded summary

KeyType. An open-source Cotypist with macOS system wide AI autocomplete

frontend-slides. Create beautiful slides on the web using a coding agent's frontend skills

stack. TypeScript

compound-engineering-plugin. Official Compound Engineering plugin for Claude Code, Codex, Cursor, and more

ai-agents-from-scratch. Demystify AI agents by building them yourself. Local LLMs, no black boxes, real understanding of function calling, memory, and ReAct patterns.

LocalPorts. Swift

stats. macOS system monitor in your menu bar

gbrain. Garry's Opinionated OpenClaw/Hermes Agent Brain

alphaclaw. The ultimate setup harness for OpenClaw. Deploy in minutes. Stay running for months. No CLI required.

typofast. Ultra-fast local typing completion for macOS || llama.cpp on-device, low latency, high-throughput inference

summarize. Point at any URL/YouTube/Podcast or file. Get the gist. CLI and Chrome Extension.

clawpatch. Review code. Patch bugs. Land PRs.

app-store-screenshots. end to end app store screenshot creation using AI

SkillOpt. SkillOpt is a text-space optimizer that trains reusable natural-language skills for frozen LLM agents through trajectory-driven edits, validation-gated updates, and deployable best_skill.md artifacts.

gstack. Use Garry Tan's exact Claude Code setup: 23 opinionated tools that serve as CEO, Designer, Eng Manager, Release Manager, Doc Engineer, and QA

symphony. Symphony turns project work into isolated, autonomous implementation runs, allowing teams to manage work instead of supervising coding agents.

GRDB.swift. A toolkit for SQLite databases, with a focus on application development

aso-skills. AI agent skills for App Store Optimization (ASO) and app marketing. Built for indie developers, app marketers, and growth teams who want Cursor, Claude Code, or any Agent Skills-compatible AI assistant to help with keyword research, metadata optimization, competitor analysis, and app growth.

OpenASO. App Store monitoring for keyword rankings, competitors, ratings, and reviews.

baguette. Headless iOS Simulator manager/farm + host-side input injection for iOS 26 — taps, swipes, multi-finger gestures, and 60 fps streaming

cookbook. TypeScript

taste-skill. Taste-Skill - gives your AI good taste. stops the AI from generating boring, generic slop

postiz-agent. Postiz Agents CLI - connect it to Claude / OpenClaw / etc, to schedule social media posts 🤖

claude-skills. 345 Claude Code skills & agent skills & plugins (30+ Agents, 70+ custom commands, 330+ skills, customizable references, scripts)for Claude Code, Codex, Gemini CLI, Cursor, and 8 more coding agents — engineering, marketing, product, compliance, C-level advisory, research, business operations, commercial & finance, and your daily productivity skills.

ios-marketing-capture. Automate Multi-Locale asset creation for your iOS app.

MuscleMap. A SwiftUI SDK for rendering interactive human body muscle maps with highlights, heatmaps, gestures, and UIKit support. iOS 17+, macOS 14+.

MuscleMap. MuscleMap: An Open-Source, Community-Supported Consortium for Whole-Body Quantitative MRI of Muscle

skills. Skills Catalog for Codex

skills. A collection of AI agent skills for working with Expo projects and Expo Application Services

ProgressiveBlurHeader. Drop-in SwiftUI component for sticky headers with progressive blur — like Apple Music, Photos, and App Store. Content scrolls underneath with increasing blur, never clipped.

claude-seo. Universal SEO skill for Claude Code. 25 sub-skills + 18 sub-agents covering technical SEO, E-E-A-T, schema, GEO/AEO, backlinks, local SEO, maps intelligence, semantic clustering, e-commerce SEO, international SEO, Google APIs, and PDF/Excel reporting. Optional DataForSEO, Firecrawl, and Banana extensions.

skills. Skills for Real Engineers. Straight from my .claude directory.

claude-skill-aso-appstore-screenshots. Python

app-store-connect-cli-skills. Skills to automate app store deployed and everything related to it using the asc cli

coolify-cli. CLI for Coolify

dbt-agent-skills. A curated collection of Agent Skills for working with dbt, to help AI agents understand and execute dbt workflows more effectively.

App-Store-Connect-CLI. Fast, scriptable CLI for the App Store Connect API. Automate TestFlight, builds, submissions, signing, analytics, screenshots, subscriptions, and more. JSON-first, no interactive prompts

gemini-watermark-remover. A high-performance, 100% client-side tool for removing Gemini AI image & video watermarks. Built with pure JavaScript using mathematically precise Reverse Alpha Blending. / 基于 JavaScript 的纯浏览器端 Gemini AI 图像和视频无损去水印工具，使用数学精确的反向 Alpha 混合算法

agent-skills. Vercel's official collection of agent skills

niri. A scrollable-tiling Wayland compositor.

liquid-glass. Liquid Glass in React Native

awesome-zsh-plugins. A collection of ZSH frameworks, plugins, themes and tutorials.

alias-tips. An oh-my-zsh plugin to help remembering those aliases you defined once

zsh-quickstart-kit. A simple ZSH quickstart for using ZSH, zgenom, oh-my-zsh and a curated list of extra plugins. It is designed to be easy to customize without requiring you to maintain your own fork.

mcporter. Call MCPs via TypeScript, masquerading as simple TypeScript API. Or package them as cli.

fabric-toolbox. Fabric toolbox is a repository of tools, accelerators, scripts, and samples to accelerate your success with Microsoft Fabric, brought to you by Fabric CAT.

qmd. mini cli search engine for your docs, knowledge bases, meeting notes, whatever. Tracking current sota approaches while being all local

ralph. A minimal, file‑based agent loop for autonomous coding.

dbt-fabric. Python

obsidian-skills. Agent skills for Obsidian. Teach your agent to use Obsidian CLI and open formats including Markdown, Bases, JSON Canvas.

claudesidian. Python

planning-with-files. Persistent file-based planning for AI coding agents and long-running agentic tasks. Crash-proof markdown plans that survive context loss and /clear, plus a deterministic completion gate and multi-agent shared state on disk. Manus-style. Works with Claude Code, Codex CLI, Cursor, Kiro, OpenCode and 60+ agents via the SKILL.md standard.

awesome-nanobanana-pro. 🚀 An awesome list of curated Nano Banana pro prompts and examples. Your go-to resource for mastering prompt engineering and exploring the creative potential of the Nano banana pro(Nano banana 2) AI image model.

ffmpeg.wasm. FFmpeg for browser, powered by WebAssembly

gastown. Gas Town - multi-agent workspace manager

SkillForge. Intelligent skill router and creator for Claude Code and Codex. Analyzes any input to recommend existing skills, improve them, or create new ones from scratch.

Mini-Agent. A minimal yet professional single agent demo project that showcases the core execution pipeline and production-grade features of agents.

opencode-openai-codex-auth. OAuth authentication plugin for personal coding assistance with ChatGPT Plus/Pro subscriptions - uses OpenAI's official authentication method

learn-claude-code. Bash is all you need - A nano claude code–like 「agent harness」, built from 0 to 1

openclaw. Your own personal AI assistant. Any OS. Any Platform. The lobster way. 🦞

keyring. Go library providing a uniform interface across a range of secure credential stores

Skills. My Codex Skills

vibe-kanban. Get 10X more out of Claude Code, Codex or any coding agent

markitdown. Python tool for converting files and office documents to Markdown.

notesmd-cli. Obsidian CLI (Community) - Interact with Obsidian in the terminal!

cc-wf-studio. CC Workflow Studio

automate-faceless-content. Learn how to automate faceless short-form + long-form video content and dominate YouTube, TikTok, Facebook & Instagram on autopilot — from idea → script → video → scheduled posts.

RepoBar. Show status of GitHub Repos right in your menu bar and terminal: CI, Issues, Pull Requests, Latest Release.

gogcli. Google Workspace in your terminal.

MacThrottle. Menu bar app to know when your Mac is thermal throttling

Handy. A free, open source, and extensible speech-to-text application that works completely offline.

alt-tab-macos. Windows alt-tab on macOS

agent-scripts. Scripts for agents, shared between my repositories.

oracle. Ask the oracle when you're stuck. Invoke GPT-5 Pro with a custom context and files.

CodexBar. Show usage stats for OpenAI Codex and Claude Code, without having to login.

Mole. 🐹 Clean, uninstall, analyze, optimize, and monitor your Mac from the terminal.

mckays-app-template. This is the template I use to start new full-stack projects.

scrape-linkedin-selenium. `scrape_linkedin` is a python package that allows you to scrape personal LinkedIn profiles & company pages - turning the data into structured json.