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Instant sandboxed server environments

Build in a weekend. Scale to millions.

Safer, faster dependency upgrades

Build internal tools fast.

We turn complex API integrations into drop‑in full‑stack libraries

Open source build tool for monorepos and large codebases

Shift Left Testing for Microservices

API for unlimited, durable, real-time streams

All-in-one TypeScript cloud for production AI apps

Simple third-party app patching and deployment for Windows.

The best way to stream LLM thinking traces to your frontend

Open-source, local-first apps that share a memory.

The TypeScript Integration Framework

The authentication framework for TypeScript

Build interactive applications that run anywhere

Transform S3 in an unlimited, local file system

Sticky notes for code.\r\n\r\n(We're building a community-powered,…

Observability for modern software teams

Javascript proxy.