🏄 Asynchronous flow control with a functional taste to it

Val Town TypeScript SDK

Fork of TypeScript ATA (automatic type acquisition)

Generate multi-language object-oriented source code from typescript

A Node.js package that can generate a TypeScript definition based on a CDDL file

Concise data definition language (RFC 8610) implementation and JSON validator in Node.js

json-joy is a library that implements cutting-edge real-time and collaborative editing algorithms and utilities for JSON data models, with a focus on developing the JSON CRDT (Conflict-free Replica…

🔱 Javascript's God Mode. No VM. No Bytecode. No GC. Just native binaries.

SigNoz is an open-source observability platform native to OpenTelemetry with logs, traces and metrics in a single application. An open-source alternative to DataDog, NewRelic, etc. 🔥 🖥. 👉 Open sour…

Higher order iterator library for JavaScript and TypeScript.

JavaScript & TypeScript persistent and optionally immutable data tree with cursors.

🎣 Allows you to build simple compile-time libraries

This is a Babel plugin which adds a straightforward, declarative syntax for adding debug logging to JavaScript applications.

Design by Contract for JavaScript via a Babel plugin.

Unobtrusive, backwards compatible, syntactic sugar for Design by contract in JavaScript.

Visitor utilities for AssemblyScript compiler transforms

Graph grammar library

GROOVE code base

A declarative syntax for the Composition API in Vue 3.

Flow is a node-based programming language engine written in JavaScript.

GNU Prolog

Embedding of First-Order Relational Logic into Meta-Object Facility

Fullstack TypeScript toolkit that enhances Prisma ORM with flexible Authorization layer for RBAC/ABAC/PBAC/ReBAC, offering auto-generated type-safe APIs and frontend hooks.

A powerful templating engine with inheritance, asynchronous control, and more (jinja2 inspired)

Hadron Object Type Checker

Document model with element level dirty tracking.

Kerberos library for node.js