<ul data-eligibleForWebStory="true"><li>envlens is a tool designed to address issues with cluttered and outdated .env files in projects.</li><li>It helps identify which environment variables are used in the code, which ones are unused, and optionally checks for missing or extra keys in .env files.</li><li>envlens supports JavaScript and TypeScript backends like Node.js and Next.js.</li><li>Benefits include cleaning up unused variables, preventing secrets leakage, automating environment audits, and keeping .env.example synchronized with usage.</li><li>It offers a simple setup: install envlens with npm and run it using npx envlens to get a report on used, unused, and missing variables.</li><li>envlens is in beta, and feedback on its usability in real-world projects is encouraged.</li><li>The tool's NPM package link is provided for easy access.</li><li>Users are invited to provide feedback or report issues to help enhance envlens.</li></ul>

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