Toolbox
Small tools that run in your browser tab. Nothing you open here is uploaded, and there are no accounts or analytics.
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Pinned
Combine, cut up and convert PDFs without sending them anywhere.
PDF Compressor
Get a PDF under a size limit like 10 MB for e-mail. Shows a page of the result before you download.
compress compressor shrink reduce smaller size limit mb email upload attachment optimize downsample grayscale black white scan clean pdfPDF Merger
Combine several PDFs into one. Drag to reorder the pages first.
merge join combine append concatenate documents pages files split unite pdfPDF Splitter
Split a PDF by page range, or extract individual pages into separate files.
split separate extract cut pages range divide chunk break apart pdfPDF 2-Up (Booklet Layout)
Put two PDF pages side by side on one sheet, for booklets or double-sided printing.
2up two booklet duplex double sided pages side by side print layout nup pdfPDF Image Extractor
Pull every image out of a PDF and save them.
extract images photos pictures assets embedded download save jpg png pdf scrapeImages
Shrink, resize and crop photos, and see what a photo gives away before you share it.
Image Compressor
Shrink photos to WebP or AVIF with a quality slider, and compare before and after.
compress optimize shrink reduce size photo image webp avif jpg jpeg png quality file size web uploadBulk Image Resizer
Resize a batch of images to exact dimensions. Keeps aspect ratio.
resize scale batch multiple bulk dimensions width height pixels images photos thumbnailSocial Media Cropper
Crop to Instagram, Twitter or LinkedIn ratios, or a round profile picture.
crop instagram twitter linkedin facebook profile picture avatar thumbnail ratio 16:9 4:5 1:1 circle square social mediaEXIF Metadata Remover
See what location and camera data is hidden in a photo, then strip it out.
exif metadata gps location strip remove privacy camera settings hidden data photo jpg jpegFavicon Generator
Make .ico and .png browser tab icons from text, an emoji or an image.
favicon icon ico png browser tab website logo generate create emoji text shortcutText
Compare two versions, write Markdown, make filler text.
Markdown Editor & Preview
Write Markdown and see the rendered output side by side. Export to HTML.
markdown editor preview render html export write md github readme documentationText / Code Diff Checker
Paste two texts and see what was added and removed, line by line.
diff compare difference text code changes added removed highlight inline side by side versionLorem Ipsum Generator
Generate filler text for mockups. Latin, tech jargon, or corporate speak.
lorem ipsum placeholder dummy filler text mockup design prototype paragraph sentence latinDeveloper
For data you would rather not paste into a stranger's website.
JSON Formatter & Validator
Validate, prettify or minify JSON. Browse it as a collapsible tree.
json format validate repair fix minify prettify beautify tree view explore api response parseURL Encoder / Tracker Stripper
Encode or decode URLs, and remove tracking junk like UTM, fbclid, gclid params.
url encode decode clean strip tracking utm fbclid gclid parameters link query string percent encodingBase64 Encoder / Decoder
Encode text or files to Base64, or decode Base64 strings back. Handles data URIs too.
base64 encode decode text file data uri string binary convert atob btoaHash Generator
Get the SHA-256, MD5, or SHA-512 hash of any text or file.
hash sha256 md5 sha512 checksum file text integrity verify fingerprint cryptoUnix Timestamp Converter
Convert Unix/epoch timestamps to readable dates and back, across time zones.
unix timestamp epoch convert date time seconds milliseconds timezone utc posixEveryday
Colours, units, and the two local Bonn tools.
Color Picker & Contrast Checker
Pick colors, convert HEX/RGB/HSL, and check WCAG accessibility contrast ratios.
color picker hex rgb hsl hsv convert contrast wcag accessibility a11y palette cssUnit Converter
Convert length, weight, temperature, speed, digital storage and currency.
unit convert length weight temperature speed storage km miles celsius fahrenheit gb mb metric imperialBonn Sperrmüll Map
Which streets in Bonn get a bulky-waste (Sperrmüll) pickup on which day. Search by address or look on the map.
sperrmüll bonn bulky waste pickup collection map abfuhrtermine straße adresse abholterminBühnenbild-Planer · Scene & Prop Planner
German-language planner for stage crews. Lay out props scene by scene, then print A4 ground plans and a separate Umbauplan listing every strike, set-up and move.
theatre stage plan prop scene planner ground plan set design blocking act curtain rostrum print a4 rehearsal production crew bühnenplan requisiten umbauplan szenenplaner abbau aufbau umstellen requisite bühnenbild theater deutsch germanFeedback
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