Dev tools

JSON, Base64, JWT, regex, timestamps — daily dev utils.

• 2FA Authenticator — End-to-end encrypted 2FA vault with live codes.
• Password Vault — Zero-knowledge vault for site logins; survives password changes.
• Data Format — Convert between JSON, YAML, TOML, CSV.
• Base64 — Encode / decode text & files in Base64.
• URL Encode — Encode / decode URL components.
• JWT Decode — Inspect JWT header & payload.
• Regex Tester — Live-highlight matches, debug regex.
• Timestamp — Convert Unix timestamps and dates.
• Hash — Generate MD5 / SHA-1 / SHA-256.
• Cron Parser — Explain a cron expression and preview next run times.
• JSON Formatter — Pretty-print, minify, validate & sort-key JSON.
• URL Parser — Break a URL into parts & query params, edit and rebuild.
• HTML Entities — Encode & decode HTML entities (named + numeric).
• CSS Units — Convert px / rem / em with a custom root size.