Fastify plugin that provides Cross-Origin Resource Sharing (CORS) support with configurable origin validation, preflight handling, and header management.

Fastest Levenshtein distance implementation in JS providing optimized algorithms for string edit distance calculations.

Fastify plugin for response compression and request payload decompression supporting Brotli, gzip, and deflate algorithms

Polyfill to remove click delays on browsers with touch UIs

Eliminates layout thrashing by batching DOM read/write operations

Validate XML, Parse XML, Build XML without C/C++ based libraries

Fastest memoization library that supports N arguments with customizable caching and serialization

Deterministic JSON.stringify() to get deterministic hashes from stringified results

Deterministic JSON stringification library that ensures consistent output for JavaScript objects regardless of property order

Fast implementation of JSON-Patch (RFC-6902) with duplex capabilities for applying, generating, and observing JSON document changes

Fast and efficient glob pattern matching library for Node.js with async, sync, and stream APIs

A blazing fast equality comparison library for JavaScript and TypeScript

Fast Javascript text diff using Myers' O(ND) Difference Algorithm

CSV parser and writer with streaming support for high-performance processing of large files

High-performance streaming CSV parsing library for Node.js with configurable options and transformation support

Node.js implementation of FarmHash, Google's family of very fast hash functions

Generate massive amounts of fake contextual data for testing and development

Pure JavaScript in-memory implementation of the IndexedDB API for testing and Node.js environments

Webpack loader for Fable compiler that enables F# code compilation into JavaScript build pipelines

Pure JavaScript ZIP extraction library for extracting archives into directories