Free developer tools
110 quick tools for code, data, images, PDFs and more. They run in your browser, so your files and text stay on your device.
11 tools
Image Compressor
Shrink JPG, PNG and WebP images in your browser with a quality slider and before/after sizes.
Open toolImage Resizer
Resize or crop images by pixels or percentage, keep the aspect ratio, export JPG, PNG or WebP.
Open toolPNG to JPG Converter
Convert PNG (and WebP) images to JPG in bulk, with a background colour for transparency.
Open toolHEIC to JPG Converter
Convert iPhone HEIC/HEIF photos to JPG or PNG without uploading them anywhere.
Open toolImage to Text (OCR)
Extract text from screenshots, photos and scans with in-browser OCR in many languages.
Open toolQR Code Generator
Create QR codes for links, text, Wi-Fi, contacts, email and SMS; download PNG or SVG.
Open toolQR Code Reader
Scan QR codes from an image file, a pasted screenshot or your camera.
Open toolFavicon Generator
Make favicons from text, emoji or an image: every size, an .ico file and the HTML tags.
Open toolSVG Optimizer
Optimise SVG with SVGO (or pretty-print it) and compare the result before and after.
Open toolASCII Art Generator
Turn images into ASCII art with adjustable width, character sets and inversion.
Open toolColor Extractor
Pull the dominant colour palette out of any image and copy the HEX codes.
Open tool