Visual Studio Code

Storybook is the industry standard workshop for building, documenting, and testing UI components in isolation

The open source Firebase alternative. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

Open source API development ecosystem - https://hoppscotch.io (open-source alternative to Postman, Insomnia)

The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many mo…

Easy to maintain open source documentation websites.

Delightful JavaScript Testing.

The communications platform that puts data protection first.

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

Fast, disk space efficient package manager

Backstage is an open framework for building developer portals

Authentication for the Web.

🤖 Headless UI for building powerful tables & datagrids for TS/JS - React-Table, Vue-Table, Solid-Table, Svelte-Table

A powerful JavaScript library for interacting with the Discord API

⏩ Create, share, and use custom AI code assistants with our open-source IDE extensions and hub of models, rules, prompts, docs, and other building blocks

A light-weight, no-dependency, vanilla JavaScript engine to drive user's focus across the page

A fast, local first, reactive Database for JavaScript Applications https://rxdb.info/

Your window into the Elastic Stack

A reference implementation of GraphQL for JavaScript

Collection of comprehensive TypeScript libraries for Interaction with the Ethereum JSON RPC API and utility functions.

SubQuery is an Open, Flexible, Fast and Universal data indexing framework for web3. Our mission is to help developers create the decentralised products of the future.

Redis Node.js client

GraphiQL & the GraphQL LSP Reference Ecosystem for building browser & IDE tools.

💌 Build and send emails using React

Autonomous agents for everyone

JupyterLab computational environment.

🦜🔗 Build context-aware reasoning applications 🦜🔗

⚠️ 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.

The AI Toolkit for TypeScript. From the creators of Next.js, the AI SDK is a free open-source library for building AI-powered applications and agents

🌐 🔌 The MetaMask browser extension enables browsing Ethereum blockchain enabled websites