PrivConvert

Image tool

Add Border to Image

Expand an image canvas and draw a solid border.

Input
Choose a JPG, PNG, WebP, GIF, or BMP file
Output
PNG files
Limits
1 file · 50 MB max · 50,000,000 pixels max

Processing runs on your device when supported. Network requests may load the app and supporting assets. Privacy details

Add your input

Your file stays in this browser.

Settings

Good to know1 file · 50 MB max · 50,000,000 pixels max
Choose a JPG, PNG, WebP, GIF, or BMP fileResult: PNG files
  • Your image stays in this browser while the tool runs.
  • Animated images may be saved as a single still frame.

Next tools

Keep working with this file

Round Image CornersClip an image to rounded corners and export PNG or WebP.Add Text to ImageAdd a text caption or label to an image.Adjust ImageAdjust brightness, contrast, and saturation with pixel processing.Batch Image CompressCompress multiple images with smart size fallback and download a ZIP report.

How it works

How to use Add Border to Image online

  1. Choose a JPG, PNG, WebP, GIF, or BMP file. The tool validates the published file type and size limits before the run.
  2. 6 adjustable settings. Review these settings before processing.
  3. Run the tool in your browser, review the result, and download the png files.

Overview

Add Border to Image with local-first browser processing

Expand an image canvas and draw a solid border. Review supported input, output format, settings, browser requirements, and practical limits before starting.

Input

Choose a JPG, PNG, WebP, GIF, or BMP file

Output

PNG files

Limits

1 file · 50 MB max · 50,000,000 pixels max

Best for

Add Border to Image use cases

  • Prepare the png files for sharing, archiving, or another file workflow.
  • Process the job in your browser without creating an account.
  • Check the published limits before processing larger or unusual inputs: 1 file · 50 mb max · 50,000,000 pixels max.

Processing

What happens in your browser

PrivConvert uses createImageBitmap, OffscreenCanvas, and Canvas 2D for this workflow. 6 adjustable settings. This tool checks for offscreen canvas support before running

Your image stays in this browser while the tool runs.

Related tools

Round Image CornersAdd Text to ImageAdjust ImageBatch Image CompressBatch Image ConvertBlur Background

FAQ

Add Border to Image questions

See how privacy works

Is Add Border to Image free to use?

Yes. This tool is free to use in your browser and does not require an account.

Is processing local?

Add Border to Image uses createImageBitmap, OffscreenCanvas, and Canvas 2D in the browser. Selected input is processed on your device when the required browser features are available. Application, library, model, security, and limited analytics requests may use the network.

What limits should I know about?

1 file · 50 MB max · 50,000,000 pixels max. Animated images may be saved as a single still frame.