Diff-scoped mutation gate — the honest coverage check, mutating only changed lines (P3/C4).

Rails UJS for the react-rails gem

TypeScript SDK for interacting with the Gem Pluck smart contract on Stacks blockchain

AI Test Integrity Gate — catch tautological AI-generated tests before they ship

Adversarial mutation gate for AI-written tests: proves whether a green suite notices broken logic, and refuses to let a coding agent stop until it does.

A message bus client in Javascript

Reduce the output of a pull-stream into a mutant observable.

A repo acts as the source of truth for the new nano's structure, configs, data etc.

The code instrumenter used by the Stryker mutation runner

The Amalgm kernel SDK — identity, transport, supervision, and host capability contracts behind host-injected adapters.

Use webpack to manage app-like JavaScript modules in Rails

Stryker evaluator addon that fails a run when a required test file kills no mutant that another test file does not also kill.

Create observables and map them to DOM elements. Massively inspired by hyperscript and observ-*. No virtual dom, just direct observable bindings. Unnecessary garbage collection is avoided by using mutable objects instead of blasting immutable junk all ove

mcp-ui Client SDK

Vitest test-runner plugin for Stryker

Get and robustly cache all JS language-level intrinsics at first require time

A theme inspired by the heroes in their half shells.

A small library to provide I18n on JavaScript.

Take full control of the DOM with Turbo Streams

Robustly get the [[Prototype]] of an object