A utility-first CSS framework for rapid UI development.

Beautifully designed components that you can copy and paste into your apps. Accessible. Customizable. Open Source.

IDE-style autocomplete for your existing terminal & shell

Focalboard is an open source, self-hosted alternative to Trello, Notion, and Asana.

Etherpad: A modern really-real-time collaborative document editor.

AI agent stdlib that works with any LLM and TypeScript AI SDK.

The most customizable typing website with a minimalistic design and a ton of features. Test yourself in various modes, track your progress and improve your speed.

⚠️ The Truffle Suite is being sunset. For information on ongoing support, migration options and FAQs, visit the Consensys blog. Thank you for all the support over the years.

🦋 A way to manage your versioning and changelogs with a focus on monorepos

Complete Ethereum library and wallet implementation in JavaScript.

Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by Clickhouse and OpenTelemetry.

Integrate Git version control with automatic backup and other advanced features in Obsidian.md

Reactive primitives for Ethereum apps

A VSCode extension that allows you to use ChatGPT

Embed Neovim in Chrome, Firefox & others.

⛱ Broadly scoped ecosystem & mono-repository of 199 TypeScript projects (and ~180 examples) for general purpose, functional, data driven development

Type less, code more: Cody is an AI code assistant that uses advanced search and codebase context to help you write and fix code.

TypeScript Interface for Ethereum

Explore the full Bitcoin ecosystem with mempool.space, or self-host your own instance with one-click installation on popular Raspberry Pi fullnode distros including Umbrel, Raspiblitz, Start9, and …

The game-changing wallet for Ethereum and all EVM chains

Extract the ABI (and resolve proxies, and get other metadata) from Ethereum bytecode, even without source code.

❌ Revoke or update your token approvals

TypeScript framework for zk-SNARKs and zkApps

🌕🌑 Privacy Preserving Shielded Payments On The Ethereum Blockchain

Verify any text in any sent or received email, cryptographically and via only trusting the sending mailserver.

Find ways to contribute to the Optimism Collective

Diff EVM-compatible chains in a friendly format

Helper smart contract to make easier and safer usage of the `CREATE2` EVM opcode.