Catalog · 20 tools
Free, private tools for files, data & CSS, crafted to run in your browser.
Convert, clean and calculate without handing your files to anyone. Every tool does its work right here on your device.
Workbench 01 · 6 tools
Image Converters
All image toolsConvert SVG, PNG, WebP and ICO files without uploading them anywhere.
SVG to PNG
Turn an SVG file or pasted SVG code into a sharp PNG at the size you need, with a transparent or solid background.
SVG to ICO
Turn an SVG logo into a favicon.ico that holds every size you need, each one drawn sharp from the vector.
SVG to PDF
Turn an SVG file or pasted SVG code into a one-page vector PDF that stays sharp at any zoom and prints cleanly.
PNG to ICO
Turn a PNG, JPG or WebP image into a favicon.ico or Windows icon that holds several sizes at once.
PNG to WebP
Turn PNG and JPG images into WebP, one file or many at once, and see how the size of each one changes.
WebP to PNG
Turn WebP images into PNG files that any editor, upload form or older app can open.
Workbench 02 · 7 tools
Text & Data Tools
All text & data toolsClean up text and convert JSON, CSV and YAML right in your browser.
Line Break Remover
Turn hard-wrapped text from PDFs and emails back into clean, flowing paragraphs.
Extra Space Remover
Collapse double spaces, convert tabs, trim lines and drop blank lines in one pass.
Slugify
Turn any title into a clean, readable URL slug, one at a time or a whole list at once.
UUID v4 Generator
Cryptographically random version 4 UUIDs, from one to a thousand at a time.
JSON to CSV
Turn an API response or a JSON export into a spreadsheet-ready CSV file, nested fields included.
CSV to JSON
Turn a spreadsheet export into clean JSON, with the delimiter detected for you.
YAML to JSON
Turn config files, CI pipelines and Kubernetes manifests into JSON, with errors that point at the line.
Workbench 03 · 7 tools
CSS & Design Tools
All css & design toolsUnit converters, ratio calculators and generators for front-end work.
px to rem
Turn pixel values from a design file into rem units for your CSS, at the root font size your site actually uses.
rem to px
Find out how many pixels a rem value really is, at the root font size your page uses.
Aspect ratio
Resize an image, a video or a layout box without stretching it: enter a ratio and one side, get the other.
16:9 calculator
Size a video, a thumbnail or a screen layout at 16:9: type one side and get the other.
4:3 calculator
Work out 4:3 sizes for slides, tablet layouts, photos and retro game captures in one step.
video bitrate
Pick a bitrate for your export settings, or work out how big a video will be and what bitrate fits a size limit.
box shadow
Design a box shadow by eye, stack as many as ten layers, and copy CSS you can paste straight into your stylesheet.