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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fast-xml-parser
Pure-JS XML parser, builder, and validator with no C/C++ bindings and no callbacks
Chai
BDD/TDD assertion library for Node.js and the browser, framework-agnostic
validator.js
A dependency-free library of 100+ string validators and sanitizers for Node.js and the browser.
deep-equal
A standalone port of Node's own assert.deepEqual algorithm, giving spec-accurate deep equality checks in Node and the browser alike.
rust-pretty-assertions
Drop-in replacements for Rust's assert_eq! and assert_ne! that print colorful, side-by-side diffs instead of raw Debug dumps.
assert
Node.js's assert module, ported to run in browsers and bundlers
approx
Approximate floating point equality comparisons and assertions for Rust
uvu
An extremely fast, lightweight test runner for Node.js and the browser, with optional browser-safe assertions.
similar-asserts
assert_eq!-style Rust macros with colorized diff output for readable test failures.
is
TypeScript-first runtime type checking with type guards, assertions, and generic-aware inference for over 100 JavaScript and TypeScript value types.