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100% FREE · NO LOGIN · BROWSER-BASED

Free Online Developer & Text Tools

20 essential tools for developers, writers and creators. All tools run in your browser — nothing is sent to our servers.

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JSON Formatter
Format, validate and beautify JSON data instantly. Syntax highlighting and error detection...
developer
🔐
Password Generator
Generate strong, secure random passwords. Customize length, uppercase, numbers, symbols....
security
📝
Word Counter
Count words, characters, sentences and paragraphs. Estimate reading time instantly....
text
64
Base64 Encoder/Decoder
Encode text or decode Base64 strings instantly. Essential tool for developers and data enc...
developer
🔗
URL Encoder/Decoder
Encode or decode URL strings. Handle special characters in URLs for web development....
developer
#
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-512 hashes from any text. Essential for data integrity c...
security
⚙️
UUID Generator
Generate random UUID v4 strings. Create single or bulk UUIDs for databases and APIs....
developer
Aa
Text Case Converter
Convert text to UPPERCASE, lowercase, Title Case, camelCase, snake_case, and more....
text
Lorem Ipsum Generator
Generate Lorem Ipsum placeholder text. Choose paragraphs, sentences or words for design mo...
text
MD
Markdown to HTML
Convert Markdown to HTML instantly. Live preview with syntax support for headers, lists, c...
developer
.*
Regex Tester
Test regular expressions in real time. Highlights matches, groups, and supports flags like...
developer
⏱
Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and back. Supports milliseconds and timezo...
developer
🎨
Color Converter
Convert between HEX, RGB, HSL, HSV color formats. Includes color preview and copy buttons....
developer
HTML Encoder/Decoder
Encode HTML entities or decode them back. Convert special characters like & < > ...
developer
±
Diff Checker
Compare two texts side by side and highlight differences. Perfect for code review and docu...
text
JWT
JWT Decoder
Decode and inspect JWT tokens. View header, payload and verify structure without a secret ...
security
≠
Remove Duplicate Lines
Remove duplicate lines from any text. Sort output, ignore case, and count removed duplicat...
text
CSV
CSV to JSON Converter
Convert CSV data to JSON format instantly. Auto-detect headers and handle complex data str...
developer
🔤
Slug Generator
Convert any text to a URL-friendly slug. Remove special characters, spaces and accents aut...
developer
📖
Readability Checker
Analyze text readability with Flesch-Kincaid score, grade level, and detailed statistics....
text