$ ls /usr/local/bin

Small security utilities that run entirely in your browser — there is no backend to send your input to, and the site's CSP would block it anyway.

• password-strength

  zxcvbn-based analyzer: crack-time estimates across four attacker scenarios, with concrete feedback.

• hash-generator

  SHA-1/256/384/512 digests of text or files, via the Web Crypto API.

• jwt-decoder

  Decode and inspect JSON Web Tokens: claims explained, expiry checked, alg:none flagged.

• cvss-calculator

  CVSS v3.1 base scores with a live vector string you can paste either way.