A composable plugin runtime for loading, initializing, and executing remote plugins

🤖 SDK that enhances your applications with AI capabilities

A guide to writing idiomatic Effect code.

⚠️ Browser fingerprinting via favicon!

🦔 PostHog is an all-in-one developer platform for building successful products. We offer product analytics, web analytics, session replay, error tracking, feature flags, experimentation, surveys, d…

Infrastructure-as-Effects

Type-safe GitHub Action workflows

🌐 Internationalization (i18n) for Next.js

Infrastructure as TypeScript

Scalable, fast, and disk-friendly vector search in Postgres, the successor of pgvecto.rs.

Next Generation Server Toolkit. Create web servers with everything you need and deploy them wherever you prefer.

🎒 Token-Oriented Object Notation (TOON) – Compact, human-readable, schema-aware JSON for LLM prompts. Spec, benchmarks, TypeScript SDK.

JSONata query and transformation language - http://jsonata.org

A lightweight, flexible, and expandable JSON query language

Effect-Query - The Tanstack Query integration with Effect.

✨ Experimental proof-of-concept typescript-go powered JS/TS linter written in Go

The pretty much "official" DSPy framework for Typescript

A toolchain for web projects, aimed to provide functionalities to maintain them. Biome offers formatter and linter, usable via CLI and LSP.

A highly opinionated, zero-configuration linter and formatter.

Core libraries and experimental work for Effect v4

JavaScript/TypeScript-native, low-boilerplate, object-capability RPC system

the uploadthing compatible backend that works anywhere

Utility to generate flamegraphs

🧠 Cognitive load is what matters

Drop-in shadcn/ui ScrollArea replacement (Radix/Base UI) with native touch, adaptive masks, and polished interactions.