Choose a small task, get a clear result and move on. Every tool runs in your browser, needs no account and explains what it does before you start.
Find practical dimensions for YouTube, Instagram, TikTok, X, LinkedIn, Twitch, Pinterest and Facebook. Copy sizes locally.
Verify your YouTube thumbnails meet the 1280×720 px requirement, under 2 MB, and in JPG/PNG format.
Paste any text and instantly extract all IPv4 and IPv6 addresses with frequency counts and private/public classification.
Test regular expressions with live match highlighting, capture groups, and match positions. Supports g, i, m, s flags.
Generate 1 to 1,000 UUID v4 values instantly. Toggle hyphens, uppercase, and copy all with one click. 100% local — nothing sent to any server.
Enter any IPv4 address with CIDR or subnet mask to get network address, broadcast, host range, wildcard mask, and binary breakdown. No upload needed.
Paste JSON to prettify it with syntax highlighting, validate and find errors with exact line numbers, or minify it for production. Auto-formats on paste.
Convert any text to a clean, URL-friendly slug instantly. Handles accents (café → cafe), spaces, and special characters. Choose hyphen or underscore separator.
Generate strong, random passwords with configurable length, character sets, and quantity. Uses crypto.getRandomValues() — nothing leaves your browser.