Developer Tools
Format JSON, validate XML/SQL/HTML, generate UUIDs, test regex, and encode hashes. Free, browser-powered, privacy-first with zero forced registration.
All Developer Tools (11)
Select any tool below to launch instant processing.
Prettify, format, indent (2 or 4 spaces), or minify raw JSON strings with syntax highlighting.
Validate JSON syntax with precise line and column error indicators.
Clean up and format messy HTML markup with proper tag indentation and nesting.
Format, beautify, or minify CSS stylesheets for optimal web performance.
Beautify and indent JavaScript and TypeScript code blocks with clean formatting.
Format, beautify, and validate complex XML feeds and SOAP payloads.
Format complex SQL queries with capitalized keywords and structured clauses (Postgres, MySQL).
Live split-pane Markdown editor with instant HTML preview, tables, and export.
Generate RFC 4122 compliant version 4 and version 7 cryptographically secure UUIDs in bulk.
Generate strong, uncrackable passwords using cryptographically secure random bytes.
Test and debug Regular Expressions with real-time match highlighting and capture group breakdowns.
Developer Tools FAQs
Are all Developer Tools free to use?
Yes, all Developer Tools on OMNIKITY are accessible without fees or mandatory account creation for standard file sizes up to 50MB.
How are files in Developer Tools processed?
Lightweight transformations execute directly inside your browser via WebAssembly. Heavier server operations use isolated sandbox workers that automatically delete all temporary files after 30 minutes.
Can I save my favorite Developer Tools?
Yes. Simply click the star icon on any tool card. Pinned tools are securely saved in your browser localStorage or synced across devices with a free OMNIKITY account.