64K Tools – 50+ free browser-based developer and utility tools with no signup

Summary: 64K Tools offers over 50 free online utilities including JSON formatting, QR code generation, password creation, and hash calculation. All tools run entirely in the browser without requiring signup or displaying ads, ensuring privacy and speed.

What it does

It provides a suite of developer and everyday tools such as JSON formatter with syntax highlighting, QR code generator with custom sizes, cryptographically secure password generator, hash calculators (MD5, SHA-256, SHA-512), and regex tester with real-time matching. All tools operate client-side for privacy and fast performance.

Who it's for

Developers and general users needing quick, privacy-focused tools for common tasks without account creation or ads.

Why it matters

It addresses frustrations with ad-heavy, signup-required, and privacy-compromising tools by delivering lightweight, fast, and private utilities accessible instantly in the browser.