Compile ES2015 block scoping (const and let) to ES5

Compile ES2015 block scoping (const and let) to ES5

Transform style sheet to be consumed by the LWC engine

Scalars component library

the default CSS variables for all Scalar packages

Per-route CORS method scoping middleware for Express and NestJS — prevents HTTP verb tampering by advertising only the methods each route actually handles.

Save a baseline of TypeScript errors and compare new errors against it. Useful for type-safe feature development in TypeScript projects that have a lot of errors. This tool will filter out errors that are already in the baseline and only show new errors.

The Stacks multi-site (request-level tenancy) functionality.

Abstract workspace-directory picking seam (ctx.directoryPicker) for the DeepSeek Harness web GUI host

Compile ES2015 default and rest parameters to ES5

v1.39.0: schema 3.19.0 (M-ADR 0214 §4.10) — reverse evidence may name another SDD's repository through a top-level target_repo; catalogued as evidence_target_repo, external at build, resolved at aggregation; naming the SDD's own repository is reported. ca

Bridging the gap between buffers and typed arrays

High-Performance Universal Programmatic SEO & AI Search Engine SDK

Runtime-agnostic core for turning captured web traffic into ranked API endpoints, replayable recipes, and trust-scored agent capabilities. Single source of truth shared by rtrvr-relay, extension-use, rtrvr-web-agent, rtrvr-cloud-backend, and rover-scout-w

A node.js module for generating high-quality Mersenne Twister random numbers.

Biome GritQL lint plugins for Moderne design token enforcement

Stop throwing errors, and instead return Results!

Lazy-evaluating list of files, based on globs or regex patterns

Match human-quality input to potential matches by edit distance.

LRU and FIFO caches for Client or Server