# Coding Challenge #126 - Background Removal Tool

DevFeed: [Coding Challenge #126 - Background Removal Tool](<https://devfeed.tech/articles/coding-challenge-126-background-removal-tool-29202.md>)

Original publisher: [Read original article](<https://codingchallenges.substack.com/p/coding-challenge-126-background-removal>)

Author: John Crickett

Published: 2026-07-11T08:01:20Z

Content type: tutorial

Language: en

Sources: [Coding Challenges](<https://devfeed.tech/sources/coding-challenges.md>)

Topics: [Code Challenge](<https://devfeed.tech/topics/code-challenge.md>), [Image processing](<https://devfeed.tech/topics/image-processing.md>), [coding](<https://devfeed.tech/topics/coding.md>)

Tags: [building](<https://devfeed.tech/tags/building.md>), [coding](<https://devfeed.tech/tags/coding.md>), [image-processing](<https://devfeed.tech/tags/image-processing.md>), [images](<https://devfeed.tech/tags/images.md>), [testing](<https://devfeed.tech/tags/testing.md>)

## AI overview

Coding Challenge #126 asks readers to build an on-device image background removal tool. The tool should identify a person in a photograph, preserve the person, make the background transparent, and eventually process individual images or directory trees.

## Source excerpt

This challenge is to build your own background removal tool for images.