QR Code Reader
Read a QR code from an image on your device.
Result
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Explore IT Tools
Base64 Encoder / Decoder
Convert Unicode text to Base64 and back.
Encoding ↗JavaScript Formatter
Format and check JavaScript code locally.
Code ↗HTML Formatter
Format and check HTML code locally.
Code ↗CSS Formatter
Format and check CSS code locally.
Code ↗JSON Formatter
Format and check JSON code locally.
Code ↗XML Formatter
Format and check XML code locally.
Code ↗Java Formatter
Format and check Java code locally.
Code ↗SQL Formatter
Format and check SQL code locally.
Code ↗Code Highlighter
Highlight code and export a styled HTML snippet.
Code ↗Code Diff & Merge
Compare two texts line by line and build a merged result.
Code ↗LESS to CSS
Compile LESS variables, nesting and mixins into CSS.
Web ↗Markdown to HTML
Write Markdown and preview the resulting HTML.
Web ↗MathML & LaTeX Editor
Preview mathematical formulas and export MathML or HTML.
Web ↗HTML / CSS / JavaScript Playground
Edit a self-contained web page and run it in an isolated preview.
Web ↗JavaScript Minifier
Compress JavaScript with Terser.
Web ↗CSS Minifier
Optimize CSS declarations and remove unnecessary whitespace.
Web ↗HTML Minifier
Minify HTML while preserving meaningful text whitespace.
Web ↗Merge & Minify JavaScript
Combine JavaScript files in the selected order and minify the result.
Web ↗HTML / BBCode Converter
Convert common BBCode tags and HTML formatting.
Web ↗CSV to HTML Table
Turn quoted CSV data into an escaped HTML table.
Web ↗htpasswd Generator
Generate an Apache-compatible bcrypt password entry.
Security ↗Text Encryption / Decryption
Encrypt or decrypt text with a password.
Security ↗Hash & HMAC Generator
Calculate message digests or keyed HMAC values.
Security ↗Image to Base64
Create a data URL from a local image.
Encoding ↗Number Base Converter
Convert integer and fractional numbers between bases 2–36.
Encoding ↗UTF-8 Hex Converter
Convert text to UTF-8 hexadecimal bytes and back.
Encoding ↗Unicode Escape Converter
Convert text to ASCII-safe Unicode escapes and back.
Encoding ↗URL Encoder / Decoder
Encode or decode a URL component.
Encoding ↗QR Code Generator
Create QR codes with configurable size and error correction.
Encoding ↗QR Code Reader
Read a QR code from an image on your device.
Encoding ↗Regular Expression Tester
Find matches, inspect groups and test replacements.
Code ↗MIME Types
Search this developer reference and copy the values you need.
References ↗HTML Entities
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References ↗RGB Color Reference
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References ↗ASCII Table
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References ↗HTTP Status Codes
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References ↗Java Operators
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References ↗C Operators
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References ↗PHP Operators
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References ↗Python Operators
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References ↗TCP / UDP Ports
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References ↗Web Font Reference
Search this developer reference and copy the values you need.
References ↗jQuery Pagination Demo
Edit and run a self-contained interactive jQuery example.
Demos ↗jQuery Syntax Highlighting Demo
Edit and run a self-contained interactive jQuery example.
Demos ↗jQuery Dialog Demo
Edit and run a self-contained interactive jQuery example.
Demos ↗jQuery Tooltip Demo
Edit and run a self-contained interactive jQuery example.
Demos ↗Developer Documentation
Browse English documentation for languages, frameworks and databases.
Documentation ↗Java Documentation
Open English Java documentation and reference material.
Documentation ↗Android Documentation
Open English Android documentation and reference material.
Documentation ↗Jakarta EE Documentation
Open English Jakarta EE documentation and reference material.
Documentation ↗Spring Documentation
Open English Spring documentation and reference material.
Documentation ↗Scala Documentation
Open English Scala documentation and reference material.
Documentation ↗jQuery Documentation
Open English jQuery documentation and reference material.
Documentation ↗PHP Documentation
Open English PHP documentation and reference material.
Documentation ↗MySQL Documentation
Open English MySQL documentation and reference material.
Documentation ↗C++ Documentation
Open English C++ documentation and reference material.
Documentation ↗PostgreSQL Documentation
Open English PostgreSQL documentation and reference material.
Documentation ↗Ruby on Rails Documentation
Open English Ruby on Rails documentation and reference material.
Documentation ↗Hibernate Documentation
Open English Hibernate documentation and reference material.
Documentation ↗Apache Struts Documentation
Open English Apache Struts documentation and reference material.
Documentation ↗No tools match your search.
Small tasks. Clear results.
Choose a tool, add your input and adjust the options. Copy or download the result when you are ready. Processing takes place in your browser; developer documentation opens on its publisher's website.Open-source licenses.