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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abstract-level
The common abstract class every Level key-value database implementation extends, with encodings, sublevels, hooks and events built in.
confusable_homoglyphs
Detect dangerous Unicode homoglyphs and mixed-script strings to stop impersonation attacks
h2o2
Proxy handler plugin for hapi.js that forwards requests to an upstream service with fine-grained control.
acorn-typescript
An Acorn plugin that extends the fast JavaScript parser with TypeScript, JSX/TSX, and decorator syntax.
later
Composable library for defining recurring schedules and calculating their next or previous occurrences.
@tryghost/content-api
Official JavaScript client for Ghost's Content API, wrapping posts, pages, tags, authors, tiers, newsletters, and offers in a small promise-based interface.
ansicolor
A dependency-free JavaScript library for ANSI color styling, parsing, and ANSI-to-CSS/Chrome DevTools conversion.
UI-Router Core
Framework-agnostic state machine for URL-driven routing, transitions, and nested views in JS SPAs.
ieee754
Read and write IEEE 754 floating-point numbers to and from a Buffer or array-like object.
string-similarity-js
A lightweight, zero-dependency string similarity function using the Sorensen-Dice coefficient.
rails-erb-loader
A webpack loader that compiles embedded Ruby (.erb) templates into JavaScript for Rails projects.
Logto JS Core SDK
The framework-agnostic TypeScript core that powers Logto's entire JavaScript SDK family for OIDC authentication.
@dr.pogodin/react-helmet
Thread-safe document head management for React 19 with tag deduplication, SSR support, and SEO tag prioritization.
Protovalidate (ECMAScript)
Runtime validation for Protobuf messages, driven by buf.validate rule annotations in your .proto schema.
haversine-distance
A zero-dependency JavaScript implementation of the Haversine formula for great-circle distance between two coordinates, in meters.
js-string-escape
Escapes strings into safe JavaScript string literals, correctly handling quotes, backslashes, and all four ECMAScript line-terminator characters.
final-form-arrays
Array mutators for Final Form that add push, pop, insert, remove, move, swap, and more to manage dynamic list fields.
flagsmith-js-client
The official JavaScript and React Native client SDK for Flagsmith, the open source feature flag and remote configuration platform.
commercetools Platform SDK
Fully-typed TypeScript client for every commercetools Composable Commerce API endpoint, generated straight from the platform's RAML spec.
truncate
A tiny zero-dependency JavaScript utility that truncates text to a length while keeping URLs and email addresses intact.
focus-options-polyfill
Polyfill for the focusOptions preventScroll flag on HTMLElement.focus().
regexp.escape
A robust, spec-compliant polyfill for RegExp.escape() that safely escapes regex special characters, working as far down as ES3.
@tryghost/api-framework
A composable request pipeline that runs Ghost's API controllers through validation, serialization, permissions, and query stages.
memory-level
In-memory abstract-level database for Node.js and browsers, backed by a fully persistent red-black tree.
