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Curated coding interview preparation materials for busy software engineers

An enterprise-class UI design language and React UI library

JavaScript API for Chrome and Firefox

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

Generation of diagrams like flowcharts or sequence diagrams from text in a similar manner as markdown

VS Code in the browser

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…

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

Easy to maintain open source documentation websites.

Fast, easy and reliable testing for anything that runs in a browser.

Quill is a modern WYSIWYG editor built for compatibility and extensibility

Delightful JavaScript Testing.

Next-generation ORM for Node.js & TypeScript | PostgreSQL, MySQL, MariaDB, SQL Server, SQLite, MongoDB and CockroachDB

The communications platform that puts data protection first.

Chakra UI is a component system for building SaaS products with speed ⚡️

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

ORM for TypeScript and JavaScript. Supports MySQL, PostgreSQL, MariaDB, SQLite, MS SQL Server, Oracle, SAP Hana, WebSQL databases. Works in NodeJS, Browser, Ionic, Cordova and Electron platforms.

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

Making Docker and Kubernetes management easy.

Make any web page a desktop application

The headless rich text editor framework for web artisans.

Build your personal knowledge base with Trilium Notes

Backstage is an open framework for building developer portals

Blazing fast, instant realtime GraphQL APIs on all your data with fine grained access control, also trigger webhooks on database events.

A completely customizable framework for building rich text editors. (Currently in beta.)

A block-style editor with clean JSON output

The next open source file uploader for web browsers 🐶

Actor-based state management & orchestration for complex app logic.

Simple, scalable state management.