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Image & Media

QR codes, placeholders and image helpers

Tools in this category

6
QR Code Generator Turn URLs or text into downloadable QR codes. SVG Placeholder Generate sized and colored placeholders. Favicon Kit Generate multi-size favicons and the link tags. Image Compressor Compress images locally, nothing uploaded. Color Picker & Converter Convert HEX, RGB, HSL and get palettes. Contrast Checker Check text contrast against WCAG rules.

Browse all categories

Encoding11
Convert between text encodings and data formats
Hash & Crypto13
Hashing, key generation and encryption checks
Data & Format12
Convert and beautify JSON, XML, YAML, CSV
Developer22
Regex, cron, JWT, SQL and everyday dev helpers
Network8
IP, subnet, MAC and port calculations
Text6
Case, stats, dedupe and cleanup for text
Everyday9
Percentages, temperature, dates and units
Reflex4
Hand-eye coordination and reaction speed
Memory3
Sequence and working memory training
Focus2
Sustained attention and rhythm control
Puzzle1
Logic, pattern recognition and thinking games