#env

Strip comments from JSON. Lets you use comments in your JSON files!

Does the environment have full property descriptor support? Handles IE 8's broken defineProperty/gOPD.

Check if the process is running inside a Docker container

Secrets that refuse to be stolen. Sealed API keys that decrypt only on your allowlisted repo — and raise a security error if anything tries to print, iterate, or read them. Every access attempt alerts the owner.

Detect the desktop environment

CLI tool for comparing, validating, and syncing .env files across environments

Get the PATH environment variable key cross-platform

WASI Terminal Environment API

Functions for inspecting and modifying environment variables, working directory, and paths

Your missing nodejs development suite!

Check if the process is running inside a container (Docker/Podman)

Check which JavaScript environment your code is running in at runtime: browser, Node.js, Bun, etc