Aleksandr Lesnenko

grok-build. SpaceXAI's coding agent harness and TUI. Fullscreen, mouse interactive, extensible.

oh-my-pi. ⌥ AI Coding agent for the terminal — hash-anchored edits, optimized tool harness, LSP, Python, browser, subagents, and more

nanochat. The best ChatGPT that $100 can buy.

evilcharts. EvilCharts is an open-source chart UI website built with shadcn and Recharts, beautifully designed and handcrafted.

codex. Lightweight coding agent that runs in your terminal

cua. Scale computer-use 2.0 with open-source drivers, cross-OS fleets, and benchmarks for training, evaluation, and data generation.

better-auth. The most comprehensive authentication framework

sidekick. Bare metal to production ready in mins; your own fly server on your VPS.

loco. 🚂 🦀 The one-person framework for Rust for side-projects and startups

sqlite-vec. A vector search SQLite extension that runs anywhere!

html2canvas-pro. Screenshots with JavaScript. Next generation!

safetest. TypeScript

PowerInfer. High-speed Large Language Model Serving for Local Deployment

stylex. StyleX is the styling system for ambitious user interfaces.

melange. A mixture of tooling combined to produce JavaScript from OCaml & Reason

ts-proto. An idiomatic protobuf generator for TypeScript

grpc-web. gRPC for Web Clients

t4-app. Full stack meta-framework for building iOS, Android, and Progressive Web Apps with Tamagui and deploying to Cloudflare.

loki. 👁 Visual Regression Testing for Storybook

bun. Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one

hyper-express. High performance Node.js webserver with a simple-to-use API powered by uWebsockets.js under the hood.

Big-Oops.js. Tool for comparison performance of js functions on different input value sizes

ChessBot. A multiplayer chess Telegram Mini App where users can choose their side, create games, share links with opponents, and receive real-time notifications on game progress. Anyone with the link can watch the ongoing competition.

elementary. The dbt-native data observability solution for data & analytics engineers. Monitor your data pipelines in minutes. Available as self-hosted or cloud service with premium features.

park-ui. Beautifully designed components built with Ark UI and Panda CSS that work with a variety of JS frameworks.

cookbook.

panda. 🐼 Universal, Type-Safe, CSS-in-JS Framework for Design Systems ⚡️

seamless_communication. Foundational Models for State-of-the-Art Speech and Text Translation

reth. Modular, contributor-friendly and blazing-fast implementation of the Ethereum protocol, in Rust

react-native-mmkv. ⚡️ The fastest key/value storage for React Native. ~30x faster than AsyncStorage!

hono. Web framework built on Web Standards

dozer. Dozer is a real-time data movement tool that leverages CDC from various sources and moves data into various sinks.

chroma. Search infrastructure for AI

rspc. A framework for building typesafe web backends in Rust

llama.cpp. LLM inference in C/C++

rspack. Fast Rust-based bundler for the web with a modernized webpack API 🦀

trpc-panel. TypeScript

data-client. Async State Management without the Management. REST, GraphQL, SSE, Websockets

datafusion-sqlparser-rs. Extensible SQL Lexer and Parser for Rust

orchest. Build data pipelines, the easy way 🛠️

openblocks. 🔥 🔥 🔥 The Open Source Retool Alternative

redpanda. Redpanda is a streaming data platform for developers. Kafka API compatible. 10x faster. No ZooKeeper. No JVM!

tamagui. Style React fast with 100% parity on React Native, an optional UI kit, and optimizing compiler.

helix. A post-modern modal text editor.

javascript-obfuscator. A powerful obfuscator for JavaScript and Node.js

deepkit. modular high-performance TypeScript framework

solid. A declarative, efficient, and flexible JavaScript library for building user interfaces.

moveable. Moveable! Draggable! Resizable! Scalable! Rotatable! Warpable! Pinchable! Groupable! Snappable!

AppFlowy. Bring projects, wikis, and teams together with AI. AppFlowy is the AI collaborative workspace where you achieve more without losing control of your data. The leading open source Notion alternative.

localstack. 💻 A fully functional local AWS cloud stack. Develop and test your cloud & Serverless apps offline

stitches. [Not Actively Maintained] CSS-in-JS with near-zero runtime, SSR, multi-variant support, and a best-in-class developer experience.

NativeBase. Mobile-first, accessible components for React Native & Web to build consistent UI across Android, iOS and Web.

swc. Rust-based platform for the Web

snowplow-micro. Standalone application to automate testing of trackers

lightweight-charts. Performant financial charts built with HTML5 canvas

web3-react. A simple, maximally extensible, dependency minimized framework for building modern Ethereum dApps

useDApp. Framework for rapid Dapp development. Simple. Robust. Extendable. Testable

hardhat-boilerplate. JavaScript

system-design-primer. Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

exceljs. Excel Workbook Manager

sheetjs. 📗 SheetJS Spreadsheet Data Toolkit -- New home https://git.sheetjs.com/SheetJS/sheetjs

dbt-metabase. dbt + Metabase integration

probot. 🤖 A framework for building GitHub Apps to automate and improve your workflow

create-probot-app. 🤖📦 Create a new probot app

react-three-flex. 💪📦 Flexbox for react-three-fiber

echarts. Apache ECharts is a powerful, interactive charting and data visualization library for browser

act. Run your GitHub Actions locally 🚀

playwright. Playwright is a framework for Web Testing and Automation. It allows testing Chromium, Firefox and WebKit with a single API.

rustplotlib. A pure Rust visualization library inspired by D3.js

dom-to-svg. Library to convert a given HTML DOM node into an accessible SVG "screenshot".

svg-screenshots. 📸🧩 Browser extension to take scalable, semantic, accessible screenshots of websites in SVG format.

warp. Warp is an agentic development environment, born out of the terminal.

yew. Rust / Wasm framework for creating reliable and efficient web applications

DataKnots.jl. an extensible, practical and coherent algebra of query combinators

vanilla-extract. Zero-runtime Stylesheets-in-TypeScript

octokit.js. The all-batteries-included GitHub SDK for Browsers, Node.js, and Deno.

webhooks.js. GitHub webhook events toolset for Node.js

ant-design. An enterprise-class UI design language and React UI library

telegram-tt. Telegram Web A, GPL v3

icepick. Utilities for treating frozen JavaScript objects as persistent immutable collections

visx. 🐯 visx | visualization components

crossfilter. Fast n-dimensional filtering and grouping of records.

metabase. The easy-to-use open source Business Intelligence and Embedded Analytics tool that lets everyone work with data :bar_chart:

dripsy. 🍷 Responsive, unstyled UI primitives for React Native + Web.

qc0. Query Combinators to SQL compiler prototype

esbuild. An extremely fast bundler for the web

investments. Helps you with managing your investments

wundergraph. Rust

react-native-magnus. A Utility-First React Native UI Framework 🚀🧩

deck.gl. WebGL2 powered visualization framework

secure-password. Making Password storage safer for all

beekeeper-studio. Modern and easy to use SQL client for MySQL, Postgres, SQLite, SQL Server, and more. Linux, MacOS, and Windows.

k9. Rust testing library

brick-design. 低代码框架，支持流式布局与自由布局拖拽编排，可视化拖拽、随意嵌套组合、实时渲染、实时辅助线展示、自由布局支持辅助对齐、支持自动吸附、实时组件间距展示、实时拖拽排序、状态域管理，可视化属性配置、可视化样式配置、多设备适配展示，支持逻辑渲染、模板字符变量、表达式、自定义方法、自定义状态

shipit. Universal automation and deployment tool ⛵️

type-graphql. Create GraphQL schema and resolvers with TypeScript, using classes and decorators!

mercurius. Implement GraphQL servers and gateways with Fastify

rebass. :atom_symbol: React primitive UI components built with styled-system.

apollo-logger-link. Simple yet powerfull logger link for your apollo client.

fingerprintjs. The most advanced free and open-source browser fingerprinting library

cube. 📊 Cube Core is open-source semantic layer for AI, BI and embedded analytics

baseline-codebase. RexDB Platform publicly available under Apache 2.0 license

tools. Unified developer tools for JavaScript, TypeScript, and the web

1on1-questions. Mega list of 1 on 1 meeting questions compiled from a variety to sources

blocks. A JSX-based page builder for creating beautiful websites without writing code

tlroadmap. Тимлид – это ❄️, потому что в каждой компании он уникален и неповторим.

nanographql. Tiny graphQL client library

snowflake. Snowflake is a network service for generating unique ID numbers at high scale with some simple guarantees.

storeon. 🌩 A tiny (185 bytes) event-based Redux-like state manager for React, Preact, Angular, Vue, and Svelte

linaria. Zero-runtime CSS in JS library

prisma1. 💾 Database Tools incl. ORM, Migrations and Admin UI (Postgres, MySQL & MongoDB) [deprecated]

client_js. Prometheus client for node.js

loadable-components. The recommended Code Splitting library for React ✂️✨

nest. A progressive Node.js framework for building efficient, scalable, and enterprise-grade server-side applications with TypeScript/JavaScript 🚀

ducks-modular-redux. A proposal for bundling reducers, action types and actions when using Redux

tokio. A runtime for writing reliable asynchronous applications with Rust. Provides I/O, networking, scheduling, timers, ...

hypernova. A service for server-side rendering your JavaScript views

lerna. Lerna is a fast, modern build system for managing and publishing multiple JavaScript/TypeScript packages from the same repository.

webpack-libs-optimizations. Using a library in your webpack project? Here’s how to optimize it

taskbook. Tasks, boards & notes for the command-line habitat

unstated. State so simple, it goes without saying

puppeteer. JavaScript API for Chrome and Firefox

react-final-form. 🏁 High performance subscription-based form state management for React

emotion. 👩‍🎤 CSS-in-JS library designed for high performance style composition

typescript-book. :books: The definitive guide to TypeScript and possibly the best TypeScript book :book:. Free and Open Source 🌹

chi. lightweight, idiomatic and composable router for building Go HTTP services

styled-components. Fast, expressive styling for React. Server components, client components, streaming SSR, React Native—one API.

mattermost-webapp. Archived web app of Mattermost. Moved to the monorepo: https://github.com/mattermost/mattermost

mattermost. Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..

react-fiber-implement. re-implement react fiber

RecordRTC. RecordRTC is WebRTC JavaScript library for audio/video as well as screen activity recording. It supports Chrome, Firefox, Opera, Android, and Microsoft Edge. Platforms: Linux, Mac and Windows.

jest. Delightful JavaScript Testing.

over_react. A library for building statically-typed React UI components using Dart.

csstree. A tool set for CSS including fast detailed parser, walker, generator and lexer based on W3C specs and browser implementations

postcss. Transforming styles with JS plugins

sentry. Developer-first error tracking and performance monitoring

spectrum. Simple, powerful online communities.

ethereumjs-wallet. Utilities for handling Ethereum keys

Texture. Smooth asynchronous user interfaces for iOS apps.

stickybits. Stickybits is a lightweight alternative to `position: sticky` polyfills 🍬

scrollreveal. Animate elements as they scroll into view.

paper.js. The Swiss Army Knife of Vector Graphics Scripting – Scriptographer ported to JavaScript and the browser, using HTML5 Canvas. Created by @lehni & @puckey

EaselJS. The Easel Javascript library provides a full, hierarchical display list, a core interaction model, and helper classes to make working with the HTML5 Canvas element much easier.

fabric.js. Javascript Canvas Library, SVG-to-Canvas (& canvas-to-SVG) Parser

konva. Konva.js is an HTML5 Canvas JavaScript framework that extends the 2d context by enabling canvas interactivity for desktop and mobile applications.

core. A canvas-based super high performant grid renderer API

solidity. Solidity, the Smart Contract Programming Language

bcoin. Javascript bitcoin library for node.js and browsers

ethereumjs-client. Project is in active development and has been moved to the EthereumJS VM monorepo.

compodoc. :notebook_with_decorative_cover: The missing documentation tool for your Angular, Nest & Stencil application

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

carbon. :black_heart: Create and share beautiful images of your source code

foundationdb. FoundationDB - the open source, distributed, transactional key-value store

streisand. Streisand sets up a new server running your choice of WireGuard, OpenConnect, OpenSSH, OpenVPN, Shadowsocks, sslh, Stunnel, or a Tor bridge. It also generates custom instructions for all of these services. At the end of the run you are given an HTML file with instructions that can be shared with friends, family members, and fellow activists.

graal. GraalVM compiles applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀

svelte. web development for the rest of us

vimrc. The ultimate Vim configuration (vimrc)

fastai. The fastai deep learning library

vexflow. A JavaScript library for rendering music notation and guitar tablature.

react-big-calendar. gcal/outlook like calendar component

bigbluebutton. A complete web conferencing system for virtual classes and more!

sentry_client. Dart

react-native-calendars. React Native Calendar Components 🗓️ 📆

normalizr. Normalizes nested JSON according to a schema

core. An Emacs framework for the stubborn martian hacker

sw-precache. [Deprecated] A node module to generate service worker code that will precache specific resources so they work offline.

Forms. Business logic for iOS forms

angular. Deliver web apps with confidence 🚀

scroll-spy. JavaScript

SimpleVisor. SimpleVisor is a simple, portable, Intel VT-x hypervisor with two specific goals: using the least amount of assembly code (10 lines), and having the smallest amount of VMX-related code to support dynamic hyperjacking and unhyperjacking (that is, virtualizing the host state from within the host). It works on Windows and UEFI.

skrollr. Stand-alone parallax scrolling library for mobile (Android + iOS) and desktop. No jQuery. Just plain JavaScript (and some love).