dotansimha / graphql-code-generator

A tool for generating code based on a GraphQL schema and GraphQL operations (query/mutation/subscription), with flexible support for custom plugins.

stryker-mutator / stryker-js

Mutation testing for JavaScript and friends

next-safe-action / next-safe-action

Type safe and validated Server Actions in your Next.js project.

microsoft / clarity

A behavioral analytics library that uses dom mutations and user interactions to generate aggregated insights.

JoshuaKGoldberg / TypeStat

Converts JavaScript to TypeScript and TypeScript to better TypeScript. 🧫

posva / pinia-colada

🍹 The smart data fetching layer for Vue

unadlib / mutative

Efficient immutable updates, about 3-6x faster than Immer.

eslint-functional / eslint-plugin-functional

ESLint rules to disable mutation and promote fp in JavaScript and TypeScript.

ruvnet / autogenous

Governed Evolutionary Software — Autogenous turns runtime failures into verified, portable, reversible software adaptations. AGL typed mutations, antibody packages, hard-gate promotion, automatic rollback.