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All Free Web Utilities

Fast, secure, browser-first tools designed to help you build, test, and optimize without friction, signups, or paywalls.

Developer & Data Tools

16 tools

Format JSON, decode JWTs, convert XML, and test Regular Expressions instantly in your browser.

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JSON Formatter JSON to CSV Converter JSON to CSV Guide JSON to YAML Converter JSON to YAML Guide YAML to JSON XML Formatter Regex Tester JWT Decoder UUID Generator Base64 Encoder & Decoder cURL to Code Converter SQL Formatter & Beautifier Unix Timestamp Converter JSON to TypeScript & Pydantic Cron Expression Generator

SEO & Web Tools

7 tools

Generate Schema markup, robots.txt, meta tags, and optimize your site for search engines.

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Schema Markup Generator Robots.txt Generator llms.txt Generator Meta Tag Generator URL Slug Generator SERP Snippet Preview 301 Redirect Generator

AI & LLM Tools

4 tools

Calculate AI token costs, compare models, and clean prompts securely.

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AI Token Calculator Prompt Enhancer AI Model Comparison Context Budget Calculator

Text & Content Tools

6 tools

Count words, convert case, and render markdown effortlessly.

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Word & Character Counter Text Diff Checker Case Converter Line Sorter & Deduplicator Markdown Viewer & Editor PDF & Word to Markdown

Image & Media Tools

8 tools

Compress, resize, convert to WebP, generate favicons, and create passport photos 100% locally in your browser.

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Image Compressor Image Resizer PNG to WebP Converter Passport Size Photo Maker Favicon Generator HEIC to JPG Converter SVG Converter Favicon Extractor