Format JSON, encode Base64, test regex, count words, decode JWTs and more — all free, instant, no account needed.
Everything a developer needs — format, encode, test, compare, convert. All free, no registration.
Format, beautify, minify and validate JSON instantly. Syntax error detection included.
Encode text to Base64 or decode Base64 strings. URL-safe mode supported.
Test regular expressions in real-time with live match highlighting and group capture.
Count words, characters, sentences, paragraphs and reading time as you type. Keyword frequency included.
Encode special characters for safe URL use or decode percent-encoded URLs instantly.
Compare two blocks of text or code side-by-side. Additions in green, deletions in red.
Decode JSON Web Tokens — view header, payload, claims, and check expiry instantly.
Convert Markdown to HTML with live split-screen preview. Great for bloggers and devs.
Convert between HEX, RGB, HSL and CMYK with live preview and color swatches.
Generate and explain cron expressions visually with human-readable descriptions.
Built to be fast, private, and completely free — with zero compromise on any of the three.
Tell us what developer tool you need and we'll add it to RankStreak — for free, no waiting list.