Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
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Puppeteer
Node.js library for automating Chrome and Firefox over the DevTools Protocol and WebDriver BiDi
p-queue
Promise queue with concurrency control, interval-based rate limiting, and priority scheduling for async tasks.
filesize.js
Zero-dependency JavaScript utility that converts byte counts into human-readable file size strings, with SI, IEC, and JEDEC standard support.
pretty-bytes
Convert byte counts into human-readable strings like 1337 → 1.34 kB, with binary, bit, and locale-aware formatting options.
conf
Simple, schema-validated config file persistence for Node.js apps and CLI tools
readable-stream
A standalone, spec-accurate copy of Node.js core streams for consistent behavior across Node versions and in browsers.
json-2-csv
Converts arrays of JSON documents to RFC 4180 compliant CSV and back, with native support for nested sub-documents.
update-notifier
Notify CLI users of new npm package versions without slowing down startup
get-stream
Consume a Node.js or web stream into a string, Buffer, ArrayBuffer, or array
byte-size
Converts a numeric bytes value into a human-readable string like '3.5 kB', with metric, IEC, and fully custom unit support.
is
TypeScript-first runtime type checking with type guards, assertions, and generic-aware inference for over 100 JavaScript and TypeScript value types.
node-klaw
A Node.js file system walker exposed as a Readable stream, extracted from fs-extra.
later
Composable library for defining recurring schedules and calculating their next or previous occurrences.