Image Border / Padding
Add a border or mat to an image.
🔲Image Border / Padding
All processing happens locallyWhat this tool does
Image Border / Padding is a Image Border / Padding that returns results as soon as you pick a file; nothing leaves your machine., the image is processed entirely inside your browser and never uploaded anywhere, so your files stay private.
Download the result directly; multiple images are handled in turn and offered as a zip or one by one.
How to use it
- Paste or type your content into the input field at the top, or press the sample button to load demo data.
- Adjust the options below the input, such as output format, separators, letter case or precision.
- Press the main button to run the conversion. Results appear instantly in the output panel without a page reload.
- When the result looks right, use the copy button in the corner, or download it as a local file.
Tips and notes
Clean up stray spaces and line breaks before pasting for more accurate results.
FAQ
Outside. The image is not cropped; the canvas grows by the border widths.
Yes. Each side has its own width, handy for a Polaroid-style bottom margin.
Output is square-cornered. For rounded borders, round the image first and then add transparent padding.
Yes. The tool is completely free with no usage limits, and you never need an account or a sign-in.
No. All processing runs locally in your browser, so the input never reaches a server and is never logged or stored.
Yes. The layout is mobile-first, so inputs and buttons stay comfortable on phones and tablets in both orientations.
Yes. A copy button in the output panel puts the result on your clipboard, and you can also download it as a text file.