Browser-based developer tools to format, validate, encode, optimize, and inspect code or structured data workflows.
Encode or decode Base64 strings instantly with local processing.
Encode or decode URLs and query parameters instantly.
Format and validate JSON with a fast developer tool for readable output, error checks, and local processing.
Generate MD5, SHA-256, and SHA-512 hashes from any text locally.
Generate UUID v4 values in bulk with format options.
Convert CSV to JSON or JSON to CSV with validation and instant downloads.
Test regex patterns against text with match and group details.
Convert Markdown into clean HTML with preview-ready output.
Minify CSS by removing comments and extra whitespace.
Minify JavaScript locally for quick debugging and compact sharing.
Decode JWT headers and payload claims locally without uploads.
Pretty-print XML with clean indentation and readable structure.
Compare two text blocks line by line and review changes.
Convert YAML documents into formatted JSON instantly.
Optimize inline SVG markup by stripping comments and excess whitespace.
Convert binary, decimal, and hex values with synchronized output.
Encode or decode HTML entities instantly for safer snippets.
Browse related categories and discover more tools for your workflow.
31 tools
Fast, secure, private PDF tools to merge, compress, organize, and convert files locally in your browser.
Image
15 tools
Fast, free image tools to compress, resize, and optimize images with secure local processing.
Office
8 tools
Private Microsoft Office conversion tools for documents, spreadsheets, and presentations.