Hendrik Mans

scrapbot. An experimental game engine for robots (and their humans), made by robots (and their humans)

make-interfaces-feel-better. Skill that makes your interfaces feel better.

paseo. Orchestrate multiple coding agents from desktop and mobile

chatto. A really good chat application that you can self-host.

tilt. Define your dev environment as code. For microservice apps on Kubernetes.

hanko. Modern authentication, on your terms. Open source alternative to Auth0, Clerk, WorkOS, Stytch.

slidev. Presentation Slides for Developers

tinybase. A reactive data store & sync engine.

chatto-cli. Command-line client for Chatto (chatto.run)

svelte-tiny-virtual-list. 📚 A tiny but mighty list virtualization library for Svelte, with zero dependencies 💪 Supports variable heights/widths, sticky items, scrolling to index, and more!

virtua. A zero-config, fast and small (~3kB) virtual list (and grid) component for React, Vue, Solid and Svelte.

chatto-tauri. Native app wrapper for Chatto, adding system tray, notifications, auto-start, deep link support

jean. A dev environment for AI agents.

macos-agent-ballpits. My showcase for setting up `claude` or `pi` (or any other agent) in either an Orbstack container or `sandbox-exec` for Xcode work

marmot. A distributed SQLite server with MySQL wire compatible interface

beans. A CLI-based, flat-file issue tracker for humans and robots. 🤖

runme. DevOps Notebooks Built with Markdown

MoonWorks. A free cross-platform game development framework.

dataloadgen. An implementation of Facebook's DataLoader in Go

purego-sdl3. A cgo-free SDL3 binding.

graphics.gd. Runtime for Go + Godot

webgpu. Cross-platform Go bindings for WebGPU (supports macOS, Windows, Linux, iOS, Android, and web)

dwm. Deno Window Manager: Cross-platform window creation and management

raylib-go. Go bindings for raylib, a simple and easy-to-use library to enjoy videogames programming.

koota. 🌎 Performant real-time state management for React and TypeScript

plot. A concise API for exploratory data visualization implementing a layered grammar of graphics

duckdb. DuckDB is an analytical in-process SQL database management system

bruin. Build data pipelines with SQL and Python, ingest data from different sources, add quality checks, and build end-to-end flows.

ToolJet. ToolJet is the open-source foundation of ToolJet AI - the enterprise app generation platform for building internal tools, dashboard, business applications, workflows and AI agents 🚀

imgproxy-go. A Go client library to generate urls for imgproxy services.

insomnia. The open-source, cross-platform API client for GraphQL, REST, WebSockets, SSE and gRPC. With Cloud, Local and Git storage.

bevy_framepace. Framepacing and framelimiting for Bevy

v. Simple, fast, safe, compiled language for developing maintainable software. Compiles itself in <1s with zero library dependencies. Supports automatic C => V translation. https://vlang.io

wgo. Live reload for Go apps. Watch arbitrary files and respond with arbitrary commands. Supports running multiple commands in parallel.

opencage. An API client implementation for the OpenCage API

go-envconfig. A Go library for parsing struct tags from environment variables.

kanel. Generate Typescript types from Postgres

opencagedata-misc-docs. Various guidelines, change log, code samples, etc used by OpenCage

svelte. web development for the rest of us

kit. web development, streamlined

pg-boss. Queueing jobs in Postgres from Node.js like a boss

drizzle-orm. ORM

GEngine. Rendering engine based on webgpu

Arenas. Unmanaged arena memory allocators for C#/CSharp with easy interactions between managed and unmanaged references

pushing-unity. ShaderLab

miniquad. Cross platform rendering in Rust

hetzner-k3s. The easiest and fastest way to create production-ready Kubernetes clusters on Hetzner Cloud

Civet. A TypeScript superset that favors more types and less typing

triplex. The open source visual workspace for React / Three Fiber. Build the 2D and 3D web. React Three Editor.

webgpu-nim. WebGPU | Nim Wrapper

shady. Nim to GPU shader language compiler and supporting utilities.

feed-generator. ATProto Feed Generator Starter Kit

windy. Windowing library for Nim using OS native APIs.

protoactor-dotnet. Proto Actor - Ultra fast distributed actors for Go, C# and Java/Kotlin

genserver_cheatsheet. Overview and example of Elixir GenServer best practices

GenericEventBus. A synchronous event bus for Unity, using strictly typed events and generics to reduce runtime overhead.

com.tsk.ide.vscode. Enhance your Unity development workflow with seamless code editor integration for VSCode.

nudelta. Open source NuPhy Console alternative

phanpy. A minimalistic opinionated Mastodon web client

Abandoned-Spaceship-Godot-Demo. Godot 4 demo scene of abandoned spaceship in overgrown hangar.

ShaderFunction-Extras. An addon with a lot of helpful functions for Godot 4.0 to use in custom written shaders

beehave. 🐝 behavior tree AI for Godot Engine

GDExtensionSummator. The Summator Example from Custom Modules made with the GDExtension system in Godot 4

setup-godot. Setup Godot for headless use with macOS, Windows, and Linux CI/CD runners.

supermutant. EMBRACE THE MUTATION and turn any JavaScript object into a SUPERMUTANT REACTIVE STATE CONTAINER. UUUAAAAAHHHHHHHHHHHRRRRRR

threejs-math. Stand-alone version of three.js Math library with TypeScript support

gl-matrix. Javascript Matrix and Vector library for High Performance WebGL apps

decap-cms. A Git-based CMS for Static Site Generators

lume. 🔥🪰 Static site generator for Deno

iles. 🏝 The joyful site generator

pagefind. Static low-bandwidth search at scale

react-xr-ui. Build UIs with React that work in VR, AR and web contexts.

legend-state. Legend-State is a super fast and powerful state library that enables fine-grained reactivity and easy automatic persistence

notable. The Markdown-based note-taking app that doesn't suck.

three-landscape. React-three-fiber compatible abstractions that make it easier to render high quality landscapes scenes

3d-game-shaders-for-beginners. 💥This fork is THREE.js version.💥 🎮 A step-by-step guide to implementing SSAO, depth of field, lighting, normal mapping, and more for your 3D game.

tween.js. JavaScript/TypeScript animation engine

things. TypeScript

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

ts-morph. TypeScript Compiler API wrapper for static analysis and programmatic code changes.

fliegdoc. A documentation generator for Typescript-based libraries with good support for monorepos

material-composer.

postprocessing. A post processing library for three.js.

shader-composer.

behave-graph. Open, extensible, small and simple behaviour-graph execution engine. Discord here: https://discord.gg/mrags8WyuH

intersect. An explanation of 2D collision tests in JavaScript

check2d. Points, Lines, Boxes, Polygons (also hollow), Ellipses, Circles. RayCasting, offsets, rotation, scaling, bounding box padding, flags for static and ghost/trigger bodies

threejs-shader-materials. Collection of shader materials for three.js

type-challenges. Collection of TypeScript type challenges with online judge

lamina. 🍰 An extensible, layer based shader material for ThreeJS

composer-suite. A suite of libraries for making game development with Three.js and React not only awesome, but so good, it would feel wrong to use anything else.

nice-color-palettes. nice colour palettes as JSON

syte. Minimalist static site generator

THREE-CustomShaderMaterial. 🧩 Extend Three.js standard materials with your own shaders!

learn_webgpu. Web book about WebGPU

gpu-party. Exploring GPU particles with Threejs

thebookofshaders. Step-by-step guide through the abstract and complex universe of Fragment Shaders.

vite-plugin-glsl. :spider_web: Import, inline (and minify) GLSL/WGSL/Slang shader files :electric_plug:

signal. TypeScript

sprudel. TypeScript

trinity. TypeScript

JoltPhysics. A multi core friendly rigid body physics and collision detection library. Written in C++. Suitable for games and VR applications. Used by Horizon Forbidden West and Death Stranding 2.

randomish. TypeScript

miniplex. A 👩‍💻 developer-friendly entity management system for 🕹 games and similarly demanding applications, based on 🛠 ECS architecture.

three.js. JavaScript 3D Library.

ammo.js. Direct port of the Bullet physics engine to JavaScript using Emscripten

uecs. Micro ECS

bitECS. Flexible, minimal, data-oriented ECS library for Typescript

rapier.js. Official JavaScript bindings for the Rapier physics engine.

json_diff_ex. Diff for JSON in Elixir

bevy. A refreshingly simple data-driven game engine built in Rust

zero-to-graphql-using-elixir. The purpose of this example is to provide details as to how one would go about using GraphQL with the Elixir Language.

KlakNDI. NDI® plugin for Unity

godot-proposals. Godot Improvement Proposals (GIPs)

pcui-graph. A PCUI extension for creating node-based graphs

lovr. Lua Virtual Reality Framework

MasterObjectPooler2. Master Object Pooler 2 is a high performance, flexible and easy to use object pooling solution that can fit into any Unity project

Smart-Hierarchy. Human-friendly hierarchy for Unity.

Smart-Inspector. Fluent re-take on Unity Inspector UX. Packed with QoL improvements.

nimraylib_now. The Ultimate Raylib gaming library wrapper for Nim

raylib. A simple and easy-to-use library to enjoy videogames programming

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

electron-snowpack. Use Snowpack and esbuild for Electron app development

rails_cursor_pagination. Add cursor pagination to your ActiveRecord backed application

GodotPhoenixChannels. GDScript and Godot client for real-time Phoenix Framework Channels

EurKEY-Mac. The Keyboard Layout for Europeans, Coders and Translators

drei. 🥉 useful helpers for react-three-fiber

ivi. Lighweight Embeddable Web UI Library

atomico. Atomico a micro-library for creating webcomponents using only functions, hooks and virtual-dom.

htm. Hyperscript Tagged Markup: JSX alternative using standard tagged templates, with compiler support.

haunted. React's Hooks API implemented for web components 👻

web. Guides, tools and libraries for modern web development.

lit-shootybang. JavaScript

webcomponents-cg. Web Components community group

graphmath. An Elixir library for performing 2D and 3D mathematics.

phoenix_live_view. Rich, real-time user experiences with server-rendered HTML

fuco. Functional Component like React, but for Web Components.

vuepress-plugin-demo-container. Vuepress plugin for demo block.

readymade. JavaScript microlibrary for developing Web Components with Decorators.

surface. A server-side rendering component library for Phoenix

eventemitter3. EventEmitter3 - Because there's also a number 2. And we're faster.

hyperapp. 1kB-ish JavaScript framework for building hypertext applications

three-elements. Web Components-powered custom HTML elements for building Three.js-powered games and interactive experiences. 🎉

klap. zero config, zero dependency bundler for tiny javascript packages

phoenix-liveview-counter-tutorial. 🤯 beginners tutorial building a real time counter in Phoenix 1.7.14 + LiveView 1.0 ⚡️ Learn the fundamentals from first principals so you can make something amazing! 🚀

trinity-legacy. TypeScript

netlify-faunadb-example. Using FaunaDB with netlify functions

tinykeys. A tiny (~650 B) & modern library for keybindings.

statery. Surprise-Free State Management! Designed for React with functional components, but can also be used with other frameworks (or no framework at all.)

rapier. 2D and 3D physics engines focused on performance.

zustand. 🐻 Bear necessities for state management in React

editor.js. A block-style editor with clean JSON output

nocturnal. A Dimness and Night Shift menu bar app for macOS 🌙

chruby. Changes the current Ruby

ruby-install. Installs Ruby, JRuby, TruffleRuby, or mruby

Godot-Shaders. A collection of various shader effects for Godot game engine

godot-export. Automatically exports your Godot games.

protongraph. Experimental node-based software for procedural content generation

Graphics. Unity Graphics - Including Scriptable Render Pipeline

engine. Powerful web graphics runtime built on WebGL, WebGPU, WebXR and glTF

typedoc. Documentation generator for TypeScript projects.

spritesheet.js. Command-line spritesheet generator supporting Starling / Sparrow, PIXI.js, Easel.js and cocos2d

buildawesome. A simpler site generator. Transforms a directory of templates (of varying types) into HTML.

pixi-ui. Provide a definitive user experience in your PixiJS application without any frontend library!

Babylon.js. Babylon.js is a powerful, beautiful, simple, and open game and rendering engine packed into a friendly JavaScript framework.

microbundle. 📦 Zero-configuration bundler for tiny modules.

cloudpatrol. Policy as Code for the Cloud Development Kit (CDK)

bigby. 🕹 The Adequately Astonishing HTML5 Game Development Framework!

matter-js. a 2D rigid body physics engine for the web ▲● ■

planck.js. 2D JavaScript Physics Engine

rxdb. The local-first database that runs on every JS runtime and replicates with your existing backend - no vendor, no lock-in - https://rxdb.info/

immer. Create the next immutable state by mutating the current one

undux. ⚡️ Dead simple state for React. Now with Hooks support.

mobx-keystone. A MobX powered state management solution based on data trees with first class support for Typescript, support for snapshots, patches and much more

pixijs. The HTML5 Creation Engine: Create beautiful digital content with the fastest, most flexible 2D WebGL renderer.

micro-typed-events. The smallest, most convenient typesafe TS event emitter you'll ever need

object-path-immutable. Modify deep object properties without modifying the original object (immutability). Works great with React and Redux.

unstated-next. 200 bytes to never think about React state management libraries ever again

Capslock. Make Capslock Great Again!

fluxible-js. Smaller, faster, better event-driven state management architecture that supports asynchronicity and state persistence out of the box with no extra code.

darktile. :waning_crescent_moon: Darktile is an experimental/abandoned GPU rendered terminal emulator designed for tiling window managers.

wally. Distributed Stream Processing

gc. A garbage collector for Crystal

parallel.cr. Parallelism for crystal as a shard

earl. Service Objects for Crystal (Agents, Artists, Supervisors, Pools, ...)

http. An opinionated framework for scalable web 🌎

autolink.cr. :link: Auto link for Crystal

crystal. The Crystal Programming Language

awesome-crystal. :gem: A collection of awesome Crystal libraries, tools, frameworks and software

morganite. Crystal

graphql-authorization. An authorization framework for graphql-ruby

graphql-guard. Simple authorization gem for GraphQL :lock:

markd. Yet another markdown parser, Compliant to CommonMark specification, written in Crystal.

graphql-batch. A query batching executor for the graphql gem

simple_command. A simple, standardized way to build and use Service Objects (aka Commands) in Ruby

crankypants. A thing that does things.

crecto. Database wrapper and ORM for Crystal, inspired by Ecto

webpacker-rails-api. Rails API only example with webpacker

grv. GRV is a terminal interface for viewing git repositories

lua.cr. Crystal to Lua bridge