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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jest
Delightful JavaScript testing with zero-config setup, snapshots, mocking, and coverage
testify
The essential Go toolkit for assertions, mocks, and structured test suites.
MSW (Mock Service Worker)
Seamless REST and GraphQL API mocking for browser and Node.js
open
Cross-platform Node.js library that opens URLs, files, and executables in the user's default or a specified app.
execa
A modern process-execution library for Node.js with template-string syntax and zero shell-injection risk.
ssh2
Pure-JavaScript SSH2 client and server library for Node.js, with SFTP, exec, shell, and port forwarding support.
cross-spawn
A cross-platform drop-in replacement for Node's spawn and spawnSync that fixes Windows-only child_process bugs.
tinyexec
A tiny, higher-level interface around Node's child_process for running commands without the boilerplate.
mockall
A powerful mock object library for Rust unit testing.
gock
Versatile HTTP traffic mocking for Go, intercepting any net/http-based client for deterministic tests.
mock
The rolling backport of Python's unittest.mock library
VCR.py
Record and replay HTTP interactions to speed up tests
is-valid-path
Lightweight utility that checks whether a string is a valid, non-glob file path in Node.js.
promisify-child-process
Drop-in async/await wrappers for Node's spawn, exec, fork, and execFile that stay real ChildProcess instances.