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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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.
bytes
Tiny utility for parsing and formatting byte strings like '1kb'
bytemuck
A zero-cost, no_std Rust crate for safely casting between plain data types and reinterpreting slices as bytes.
memchr
Extremely fast SIMD-accelerated byte and substring search for Rust
serde_bytes
Wrapper types for optimized, compact Serde handling of byte slices and buffers
crc-32
A dependency-free JavaScript library for computing standard CRC-32 and CRC-32C checksums in Node.js and browsers.
byte-size
Converts a numeric bytes value into a human-readable string like '3.5 kB', with metric, IEC, and fully custom unit support.
Tolgee for React
React SDK for Tolgee that adds in-context localization, translation hooks, and SSR-ready components to any React or Next.js app.
Countries
Typed ISO country, language, currency, and continent data with zero-dependency lookup utilities for JavaScript and TypeScript.
bstr
Extension traits that let Rust treat byte slices and Vec<u8> as conventionally-UTF-8 byte strings.
langs
ISO 639-1/2/3 language codes with English and local names for Node.js
Locale-Codes
Language and country locale data for JavaScript and TypeScript, with lookups by name, tag, ISO code, or LCID.
iso639
Fast, dependency-free Python library mapping ISO 639-1, 639-2, and 639-3 language codes, names, and retirements to a single Language object.