About DevToolkit

DevToolkit is a free collection of 22+ developer tools built for everyday coding tasks. Every tool runs entirely in your browser — no data is ever sent to a server.

Why DevToolkit?

• Privacy-first: All processing happens client-side. Your data stays on your machine.
• No signup required: Just open and use. No accounts, no tracking cookies.
• Fast and lightweight: Static site with minimal JavaScript. Tools load instantly.
• Always free: Supported by non-intrusive ads to keep the site running.

Tools Available

We offer formatters (JSON, SQL, CSS), encoders/decoders (Base64, URL, HTML entities, JWT), generators (UUID, password, Lorem Ipsum, QR code, cron expressions, .gitignore), converters (Unix timestamp, color, JSON to CSV), and testers (regex, diff checker).

Contact

Found a bug or have a suggestion? Open an issue on our GitHub repository.