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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rust-hmac-sha256
A small, self-contained SHA-256, HMAC-SHA256, and HKDF-SHA256 implementation in pure Rust with no_std support.
get-it
Composable HTTP request library for Node.js, browsers, Deno, Bun, and edge runtimes
magic-crypt
AES and DES string, file, and data encryption for Rust with cross-language compatibility.
@tryghost/api-framework
A composable request pipeline that runs Ghost's API controllers through validation, serialization, permissions, and query stages.
antithesis-sdk-rust
Rust SDK for the Antithesis autonomous testing platform: define test-property assertions, request platform-controlled randomness, and mark lifecycle milestones for fault-injection runs.
html2md
Convert simple HTML documents into clean Markdown with a fast Rust library and CLI.
memory-level
In-memory abstract-level database for Node.js and browsers, backed by a fully persistent red-black tree.
cidr-utils
A Rust crate for combining, separating, and iterating IPv4 and IPv6 CIDR blocks without hand-rolled bit math.
deser-hjson
A Serde deserializer for Hjson, the human-friendly configuration variant of JSON.
configcat-js
Official JavaScript SDK for evaluating ConfigCat feature flags and remote config values directly in the browser.
fastar
High-performance Python tar archives powered by Rust
sitemap-rs
A Rust library to generate URL, index, image, video, and news XML sitemaps.
colored_json
Colorizes JSON output with ANSI terminal codes by implementing serde_json's Formatter trait directly.
weakmap-polyfill
A lightweight, spec-compliant ES6 WeakMap polyfill for browsers and JS engines without native support.
simple-xml-to-json
A tiny, dependency-free library that transpiles XML into JSON through an AST.
smtp-proto
A fast, zero-copy SMTP/LMTP protocol parser for Rust covering every registered service extension.
geoutils
A Rust crate for geographic distance computations and geofencing utilities
grenad
A Rust library to sort, merge, write, and read immutable key-value pairs on disk
radsort
Radix sort for Rust slices by scalar keys — integers, floats, chars, and bools — with a digit-skipping optimization for real-world speed.
estree-util-build-jsx
Converts JSX embedded in an ESTree syntax tree into React.createElement or automatic jsx-runtime calls.
unicode-general-category
Fast, no-std lookup of the Unicode General Category property for Rust `char` values, powered by a two-level table generated from Unicode 16.0 data.
EVP_BytesToKey
Reimplements OpenSSL's legacy EVP_BytesToKey key-derivation algorithm in pure JavaScript for compatibility with older OpenSSL-encrypted data.
tag-expressions
A small boolean-expression parser and evaluator for selecting Gherkin scenarios by tag, used by behave and other Cucumber-family test runners.
string.prototype.matchall
Spec-compliant ES2020 polyfill for String.prototype.matchAll.
