An ecosystem of tools to build robust applications in TypeScript

The core libraries to build apps with Effect

Umami is a simple, fast, privacy-focused alternative to Google Analytics.

Property based testing framework for JavaScript (like QuickCheck) written in TypeScript

Functional programming in TypeScript

Custom built data types leveraged by the Effect ecosystem

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

Tiny and powerful JavaScript full-text search engine for browser and Node

⚡️ WebExtension Vite Starter Template

Convergent, Replicated SQLite. Multi-writer and CRDT support for SQLite

A local-first platform designed for privacy, ease of use, and no vendor lock-in

Functional pattern matching with the full power of TypeScript

An implementation of pull-based streams built with Effect

🧙‍♀️ Move Fast and Break Nothing. End-to-end typesafe APIs made easy.

OpenTelemetry integration with Effect

React components to build charts and dashboards

A modal state manager for React.

A lightweight React component that harnesses the power of CSS animations to create silky smooth marquees.

A utility-first CSS framework for rapid UI development.

nivo provides a rich set of dataviz components, built on top of the awesome d3 and React libraries

Polyfill for Temporal (under construction)

Your data, your control. Fully open source, authentication and authorization. No lock-ins. Deployment in Railway in 120 seconds || Spin a docker image as a micro-service in your infra. Built in log…

A Discord library for effect-ts

Open-Source Notification Platform. Embeddable Notification Center, E-mail, Push and Slack Integrations.

One time passcode Input. Accessible & unstyled.

↯ Snap page when user stops scrolling, with a customizable configuration and a consistent cross browser behaviour

A SQL toolkit for Effect-TS

shadcn/ui compatible react aria components that you can copy and paste into your apps. Accessible. Customizable. Open Source.