Krzysztof Duda

agent-native. A framework for building agent-native applications.

canvas-ui. A library of creative canvas components. Real HTML with WebGL effects running over it. React, Vue, Svelte, vanilla.

justif. Publication-grade text justification for the web

gnhf. Before I go to bed, I tell my agents: good night, have fun

Portal. Portal is a SwiftUI package for element transitions across navigation contexts, scroll-based flowing headers, and advanced view mirroring capabilities.

scout. Tools for testing APIs with AI agents

Kami. 👩‍🚒 Good content deserves good paper.

cuelume. Cuelume is a curated sound palette, not an audio engine. It gives buttons, links, toggles, and completed actions clear feedback without asking developers to design sounds themselves. Add an attribute, call bind(), done.

eve. The Framework for Building Agents

sample-aidlc-decisions-driven-skill. Shell

skills. Skills for Design Engineers.

shaders. Zero-dependency canvas shaders that can be installed from npm or designed in Paper

JedeNotch. Swift

cognitive-load. 🧠 Cognitive load is what matters

saunabar. macOS menu bar app to monitor and control a Saunum sauna heater over Modbus TCP

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

flue. The sandbox agent framework.

Recordly. Create polished demo videos without editing skills. Mac/Windows/Linux

ghui. A GitHub TUI

pencere. Zero-dependency lightbox for images, video, iframes & custom renderers. Native View Transitions morph, WCAG 2.2 AA, hooks + plugins, controlled mode. Pure TypeScript, works everywhere.

telesink. Know what your product is doing. Right now.

mcp-on-rails. A Rails application template for bootstrapping Rails + MCP applications

blitz-mac. Native macOS App Store Connect tool with MCP. Submit iOS apps to App Store with AI agents

marketingskills. Marketing skills for Claude Code and AI agents. CRO, copywriting, SEO, analytics, and growth engineering.

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

cmux. Open source Ghostty-based macOS terminal with vertical tabs and notifications for AI coding agents. Built for multitasking, organization, and programmability.

real-world-rails. 200+ production open source Rails apps & engines in one repo. Search across real codebases with AI agents to research architectural patterns.

create-epoch-app. TypeScript

firecrawl. The API to search, scrape, and interact with the web at scale. 🔥

omamac. Shell

tambo. Generative UI SDK for React

expo-playground. My expo playground. Will be adding screens and components as i play

Axiom. Battle-tested Claude Code skills for modern xOS (iOS, iPadOS, watchOS, tvOS) development

json-render. The Generative UI framework

ruby_llm. One delightful Ruby framework for every major AI provider. Build AI agents, chatbots, RAG apps, and multimodal workflows in beautiful, expressive code.

searchkick. Intelligent search made easy

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

ruby_llm-semantic_router. Semantic router for RubyLLM-based agents

a2ui. TypeScript

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

coolify-tweaks. A userstyle that enhances Coolify's UI by applying opinionated tweaks, spacing, colors, and layout fixes, to make the UI more polished and user-friendly.

mgrep. A calm, CLI-native way to semantically grep everything, like code, images, pdfs and more.

archetypes. Software Archetype for Timed Availability

difftastic. a structural diff that understands syntax 🟥🟩

hey-api. 👨‍🚀 Turn API specifications into production-ready SDKs, validators, mocks, and more. 20+ plugins. Millions of weekly npm downloads. Used by Vercel, OpenCode, PayPal, AWS, Autodesk, and many more.

rabarber. Simple role-based authorization library for Ruby on Rails

try. fresh directories for every vibe

ui. ElevenLabs UI is a component library and custom registry built on top of shadcn/ui to help you build multimodal agents faster.

database_consistency. The tool to avoid various issues due to inconsistencies and inefficiencies between a database schema and application models.

rails_api_base. API boilerplate project for Ruby on Rails 8

ripple. the elegant TypeScript UI framework

WFGY. WFGY is heading toward WFGY 5.0 Polaris Protocol, a major open-source release for AI reasoning, RAG, agents, and real-world workflows. Includes Problem Map, Global Debug Card, WFGY 4.0, and the CFV Easter Egg.

once-campfire. Super simple group chat, without a subscription

log_bench. A terminal-based Rails log viewer with real-time monitoring and filtering capabilities

callback_hell. Callback Hell is a Ruby gem that analyzes your Ruby on Rails application models and provides actionable insights on callbacks and validations. Use it to identify models that might benefit from refactoring, spot callback pollution from gems and associations, and keep your models clean and maintainable.

upcase. Sharpen your programming skills.

retest. A trusty CLI companion to monitor file changes and automatically run the corresponding Ruby specs. Ready to assist on any Ruby project, no setup needed!

eslint-plugin-better-tailwindcss. ESLint/Oxlint plugin to help you write better tailwindcss by improving readability with formatting rules and enforcing best practices with linting rules.

redprints-cfp. A redprint for a CFP app built with Rails and Inertia.js

bidc. Bidirectional Channels for JavaScript

intentui. Intent UI is a chill set of React components, built on top of React Aria Components and Tailwind CSS. Easy to customize and just copy & paste into your React projects.

effect. Build production-ready applications in TypeScript

opencode. The open source coding agent.

sane-kit. A Sanity + Next.js starter kit

r3f-scroll-rig. A react-three-fiber scroll-rig for syncing 3D meshes and DOM elements.

developer-portfolios. A list of developer portfolios for your inspiration

ruby-sdk. Ruby SDK for Logdash

node-sdk. Node SDK for Logdash

mcp-boilerplate. A remote Cloudflare MCP server boilerplate with user authentication and Stripe for paid tools.

AW-2025-Portfolio. Take a peek behind the scenes of a senior dev’s awarded portfolio. Clone it, learn from it, build your own.

rspec-parameterized. RSpec::Parameterized supports simple parameterized test syntax in rspec.

use-stick-to-bottom. A lightweight React Hook intended mainly for AI chat applications, for smoothly sticking to bottom of messages

awesome-mcp-servers. A collection of MCP servers.

expo-app-template. Modern, sensible defaults and fast Expo app template.

NotANumber. An interactive blog on computer science and web dev 💡

suna. The Company AI Command Center

webapp-starter. A monorepo template for building webapps - perfect for LLMs

monolith. ⬛️ CLI tool and library for saving complete web pages as a single HTML file

origami. Free 3D Motion Graphics

gumroad. See what sticks

wayfinder. PHP

meridian. Meridian cuts through news noise by scraping hundreds of sources, analyzing stories with AI, and delivering concise, personalized daily briefs.

kolm-start. A very minimal TanStack Start starter with tRPC, Drizzle ORM, better-auth and TailwindCSS

create-better-t-stack. A modern CLI tool for scaffolding end-to-end type-safe TypeScript projects with best practices and customizable configurations

better-auth-tanstack-starter. Better Auth TanStack starter template with PostgreSQL, Drizzle, shadcn/ui and TanStack Query

hud-crt. TypeScript

blender-mcp-vxai. Python

blocks. Shadcn marketing blocks

viber3d. A modern starter kit for 3D browser games powered by r3f and threejs -

lynx. Empower the Web community and invite more to build across platforms.

next-view-transition-example. TypeScript

image-vector-search. Image vector search workshops

mastra. Mastra is the modern TypeScript framework for AI-powered applications and agents.

awesome-cto. A curated and opinionated list of resources for Chief Technology Officers, with the emphasis on startups

data-table-filters. Faceted filters, sorting & infinite scroll for React data tables - shadcn/ui + TanStack Table

diceui. Accessible shadcn/ui components built with React, TypeScript, and Tailwind CSS. Copy-paste ready, and customizable.

ruby-ai-search-training. AI Powered Search Training! These are the labs to go with our comprehensive training course.

campsite. The Campsite monorepo

rage. Fiber-based Ruby web framework combining Rails ergonomics with a unified runtime

paper_trail. Track changes to your rails models

timeless-skills. These are the timeless skills I wish I’d learned in school, and the resources I recommend to learn them.

ghostty. 👻 Ghostty is a fast, feature-rich, and cross-platform terminal emulator that uses platform-native UI and GPU acceleration.

little-date. A friendly formatter to make date ranges small & sweet

wikipedia-streams. 🛠️📚🌐 Discover the dynamic pace of Wikipedia's development. This project leverages React, the Factory Pattern, and Server-Sent Events (SSE) to deliver a real-time stream of updates.

www-sacred. SRCL is an open-source React component and style repository that helps you build web applications, desktop applications, and static websites with terminal aesthetics.

phoenix. Peace of mind from prototype to production

uv. An extremely fast Python package and project manager, written in Rust.

AgentStack. The fastest way to build robust AI agents

build-your-own-x. Master programming by recreating your favorite technologies from scratch.

sunlit. a pure css implementation of some sunlight streaming in through the window

BlenderGPT. Use commands in English to control Blender with OpenAI's GPT-4

omakub. Opinionated Ubuntu Setup

db-validator. DbValidator helps identify invalid records in your Rails application that don't meet model validation requirements

Chat2DB. 🔥🔥🔥 AI-driven database tool and SQL client, The hottest GUI client, supporting MySQL, Oracle, PostgreSQL, DB2, SQL Server, DB2, SQLite, H2, ClickHouse, and more.

docling. Get your documents ready for gen AI

Apollo-11. Original Apollo 11 Guidance Computer (AGC) source code for the command and lunar modules.

moneygun. SHIP YOUR NEXT APP FAST! Rails 8 SaaS Multitenancy boilerplate. Users-Memberships-Organizations. Row-based. Set tenant based on URL params.

zellij. A terminal workspace with batteries included

production_rails. Best practices for running Rails in production

notable. Track notable requests and background jobs

NextFaster. A highly performant e-commerce template using Next.js

next-intl. 🌐 Internationalization (i18n) for Next.js

sinatra. Classy web-development dressed in a DSL (official / canonical repo)

shadcn-tiptap. Sets of custom extensions & toolbars for tiptap editor. Install with shadcn/cli.

enterprise-commerce. ⚡ Next.js enterprise-grade storefront for high-performance e-commerce with Shopify backend and Algolia middle layer with excellent browsing journey

commerce. Next.js Commerce

crawl4ai. 🚀🤖 Crawl4AI: Open-source LLM Friendly Web Crawler & Scraper. Don't be shy, join here: https://discord.gg/jP8KfhDhyN

departure-mono. A monospaced pixel font with a lo-fi, techy vibe

tsr. TypeScript Remove (tsr) is a utility that removes unused code from TypeScript projects – It's like tree shaking, but for source files

hurl. Hurl, run and test HTTP requests with plain text.

avante.nvim. Use your Neovim like using Cursor AI IDE!

saas-starter. Get started quickly with Next.js, Postgres, Stripe, and shadcn/ui.

vite-electron-builder. Secure boilerplate for Electron app based on Vite. TypeScript + Vue/React/Angular/Svelte/Vanilla

fluid-tailwind. Build better responsive designs in less code.

availability_scheduler. AvailabilityScheduler is a Ruby on Rails gem for managing user availability and booking appointments. It ensures appointments are scheduled within a user's available time and prevents overlapping bookings, supporting both recurring weekly schedules and one-off special schedules.

cleanups. Simple, yet powerful utility for managing cleanups in JavaScript.

packrun. npm for agents and humans

nextjs-notion-waitlist-template. A template repository for creating a waitlist using Next.js 14, Notion as a CMS, Upstash Redis for rate limiting and Resend for sending emails with a custom domain.

number-flow. An animated number component for React, Vue, Svelte, and TS/JS.

auth_scaffold. Scaffold Rails API app that uses devise, devise-jwt and activeadmin (Ruby 3.4.4, Rails 8.0.2) configured for heroku

tremor-npm. React components to build charts and dashboards

safe-try. TypeScript

mxkaske.dev. Build. Craft. Brew.

shadcn-multi-select-component. A multi-select component designed with shadcn/ui

yournextstore. AI-Native Open-Source Next.js commerce. Powered by Stripe. Ultra fast with typesafe Commerce SDK. Built for AI development (Claude, Codex, Cursor).

turboseek. An AI search engine inspired by Perplexity

nuqs. Type-safe search params state manager for React frameworks - Like useState, but stored in the URL query string.

cloudflare-saas-stack. Quickly make and deploy full-stack apps with database, auth, styling, storage etc. figured out for you. Add all primitives you want.

module-replacements. A manifest of JS modules and their more modern/active replacements

medusa. The world's most flexible commerce platform for agents and developers

translation-check. GitHub action to detect missing translations

medusa-store-analytics. Medusa plugin which provides analytics data about your store

framer-motion-theatre. Toolset for creating animated React components built on Theatre.js and Framer Motion.

ProgressButton. An extension of shadcn/ui button component that uses a state machine to drive a progress UX.

farm-ui. Treating UI Libraries as first class citizen and making sure they are headless

graham-essays. 📚 Download the full collection of Paul Graham essays in EPUB, PDF & Markdown for easy reading.

langui. UI for your AI. Open Source Tailwind components tailored for your GPT, generative AI, and LLM projects.

autoform. 🌟 Automatically render forms for your existing data schema

next-minimal-starter. A better create-next-app alternative base template.

dust. A more intuitive version of du in rust

next-wp. Headless WordPress built with the Next.js App Router and React Server Components

httpstat. It's like curl -v, with colours.

btop. A monitor of resources

kmenu. The perfect ⌘K menu

astro-on-rails. Ruby on Rails with Astro as the view layer

cobalt. best way to save what you love

inertiajs-adonisjs. TypeScript

webx. An alternative for the World Wide Web - browse websites such as buss://yippie.rizz made in HTML, CSS and Lua. Custom web browser, custom HTML rendering engine, custom search engine, and more.

adonis-sail. ⛵Generate a ready-to-use local docker environment for your Adonis application

gh-dash. A rich terminal UI for GitHub that doesn't break your flow.

orbstack. Fast, light, simple Docker containers & Linux machines

core. AdonisJS is a TypeScript-first web framework for building web apps and API servers. It comes with support for testing, modern tooling, an ecosystem of official packages, and more.

glance. A self-hosted dashboard that puts all your feeds in one place

Open-Source-Ruby-and-Rails-Apps. Awesome Ruby and Rails Open Source applications 🌈

AFFiNE. There can be more than Notion and Miro. AFFiNE(pronounced [ə‘fain]) is a next-gen knowledge base that brings planning, sorting and creating all together. Privacy first, open-source, customizable and ready to use.

maybe. The personal finance app for everyone

CTRL-F-VIDEO. Ctrl-f for videos

blessed. A high-level terminal interface library for node.js.

next-view-transitions. Use CSS View Transitions API in Next.js App Router.

learn-from-open-source. A list of open source projects to learn from

meet. TypeScript

plow. A high-performance HTTP benchmarking tool that includes a real-time web UI and terminal display

uikit. 🎨 user interfaces for react-three-fiber

act. Run your GitHub Actions locally 🚀

knip. ✂️ Find unused files, dependencies and exports in your JavaScript and TypeScript projects. Knip it before you ship it!

scrollytelling. A library for creating Scrollytelling animations, powered by React & GSAP.

laravel-stripe-connect. 🦓 Stripe Connect binding for Laravel

core. Add database, KV, blob storage, and cache to your Nuxt application. NuxtHub works on Vercel, Cloudflare, Netlify, and more.

next-partial-prerendering. TypeScript

florians-site. Florians personal site

luna. Shiny visual effects for your design system. In less than a minute.

fragment. [alpha] A modern toolkit for creative coding

renoun. Query and Render Your Codebase

its-fine. 🐶🔥 A collection of escape hatches for React.

uvcanvas. An React.js component library for beautifully shaded canvas https://uvcanvas.com

mlx-swift-chat. A multi-platform SwiftUI frontend for running local LLMs with Apple's MLX framework.

jsr. The open-source package registry for modern JavaScript and TypeScript

satus. Advanced Next.js App Router starter for content-driven sites

musializer. Music Visualizer

creative-portfolios. 🌀 A curated list of Creative Portfolios