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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TanStack Query
Hooks-based async state management for fetching, caching, and syncing server data in React.
lru-cache
A fast, type-safe, zero-dependency LRU cache for JavaScript and TypeScript
SWR
React Hooks for data fetching with built-in caching, revalidation, and real-time updates
filelock
A platform-independent file lock for Python that supports the with-statement.
go-cache
A thread-safe, in-memory key-value cache for Go with per-item expiration, atomic counters, and optional disk persistence.
filesize.js
Zero-dependency JavaScript utility that converts byte counts into human-readable file size strings, with SI, IEC, and JEDEC standard support.
Cacheable
High-performance layer 1 / layer 2 caching engine built on Keyv
pretty-bytes
Convert byte counts into human-readable strings like 1337 → 1.34 kB, with binary, bit, and locale-aware formatting options.
Apollo Client
Industry-leading GraphQL client with normalized caching for TypeScript and React
platformdirs
Determine platform-specific user directories for data, config, cache, and logs
node-cache
A simple, fast in-memory caching module for Node.js with TTL expiration, similar to memcached.
keyv
A consistent Promise-based key-value storage API for Node.js with pluggable adapters for Redis, MongoDB, SQLite, Postgres, and more.
bytes
Tiny utility for parsing and formatting byte strings like '1kb'
conf
Simple, schema-validated config file persistence for Node.js apps and CLI tools
bytemuck
A zero-cost, no_std Rust crate for safely casting between plain data types and reinterpreting slices as bytes.