GitHub Image Resizer
Create the 2:1 repository preview image GitHub recommends for high-quality link cards.
All GitHub Image Sizes
Choose the GitHub format you need, then review its source notes, crop, and image quality.
Sourced publishing presets
App Store and Developer Image Sizes
Prepare icons, screenshots, listing art, repository previews, and profile images with dimensions linked to current platform documentation.
Turn Resized GitHub Images Into a PDF
Put one image on each page, arrange the order, and create the PDF in your browser.
About GitHub Image Sizes
Create the 2:1 repository preview image GitHub recommends for high-quality link cards. Use the sourced presets below, then review the crop and file requirements before submitting the result.
Each preset opens a working browser resizer. The destination service may apply its own compression, masks, or responsive crop after upload.
GitHub Size Cheatsheet
Quick reference for all GitHub image dimensions.
| Format | Dimensions |
|---|---|
| GitHub Repository Social Preview | 1280 × 640 |
Posting somewhere else? Use the free image resizer to resize images for any platform.
How to resize images for GitHub?
- 1
Step 1: Upload your image
Select the image you want to resize for GitHub. Our tool supports JPG, PNG, WebP, and HEIC formats.
- 2
Step 2: Choose your GitHub format
Select the specific GitHub preset you need, whether it is a background, icon, thumbnail, profile image, banner, post, or another supported placement.
- 3
Step 3: Download and share
Review the crop and image quality, then download the resized image and upload it to GitHub.
This page provides GitHub Repository Social Preview (1280x640). Open a preset to see whether its dimensions are a documented requirement, recommendation, minimum, or practical working canvas.
File tools
Convert the resized image
Need a different file format or transparent background? Choose a focused converter, then check the preview and encoded size before downloading.
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