Use an online background remover (e.g., remove.bg)
Upload the image
Select the background removal option
Download the result as PNG with transparency
Use Adobe Photoshop
Open the image
Select Subject
Click Select and Mask
Refine edges if needed
Output to New Layer with Layer Mask
Export as PNG (transparent)
Use Photopea (browser)
Open the image in Photopea
Use Select > Magic Cut (or Object Selection)
Refine the mask edges
Export as PNG with transparency
Use GIMP
Open the image
Use Layer > Transparency > Add Alpha Channel
Use Tools > Foreground Select or Fuzzy Select to isolate the subject
Refine selection edges
Delete background
Export as PNG
Use Canva
Upload the image
Use the Background Remover tool
Download as PNG (transparent)
Use Microsoft PowerPoint
Insert the image
Use Picture Format > Remove Background
Mark areas to keep/remove
Keep Changes
Save as PNG (transparent) if supported, or export image
Use mobile apps (iOS/Android) with background removal
Import image
Apply Background Remover
Export/download as PNG with transparency
Use command-line tools (ImageMagick)
Remove solid-color backgrounds with alpha and fuzz settings (when applicable)
Use trim/threshold workflows for simple backgrounds
Use Python (OpenCV + GrabCut) for semi-automatic removal
Load image
Run GrabCut with a bounding box/foreground seed
Create an alpha mask
Save as PNG with transparency