A comprehensive library for mime-type mapping
micromark utility to handle character codes
Get details about the current Continuous Integration environment
Run multiple promise-returning & async functions with limited concurrency
A tiny (183B to 210B) and fast utility to ascend parent directories
Get the PATH environment variable key cross-platform
Check if argv has a specific flag
[](https://www.npmjs.com/package/@smithy/core) [](https://www.npmjs.com/package/@smithy/core)
A minimal base64 implementation for number arrays.
A [ponyfill](https://ponyfill.com) for `Buffer.from`, uses native implementation if available.
A JavaScript implementation of many web standards
Generate errors that contain a code frame that point to source locations.
A tiny (304B to 489B) utility for check for deep equality
Standard Subresource Integrity library -- parses, serializes, generates, and verifies integrity metadata according to the SRI spec.
Node's event emitter for all engines.
Get paths for storing things like data, config, cache, etc
Traverse JSON Schema passing each schema object to callback
JSON.parse with context information on error
HTTP server cookie parsing and serialization
Info about node `exports` field support: version ranges, categories, etc.
Strip comments from JSON. Lets you use comments in your JSON files!
fast, tiny `queueMicrotask` shim for modern engines
Strip redundant indentation and indent the string
Safer Node.js Buffer API