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Code Challenges

Practice tasks with XP, quality checks, and leaderboard-ready structure.

beginner · 100 XP

Build a Profile Card

Create a profile card with an image, name, bio, and two links.

  • Uses semantic HTML
  • Includes at least two links
  • Looks readable on mobile
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intermediate · 180 XP

Responsive Pricing Grid

Build a pricing section with three plans that stacks on mobile.

  • Uses grid or flexbox
  • Has mobile breakpoint
  • Highlights one plan
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intermediate · 200 XP

Filter a List with JavaScript

Create a search box that filters a list of items as the user types.

  • List updates on input
  • Case-insensitive matching
  • Handles empty query
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beginner · 140 XP

Python Word Counter

Count words in a string and print the top words.

  • Splits text into words
  • Counts repeated words
  • Prints readable output
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intermediate · 180 XP

PHP JSON Status Endpoint

Create a PHP endpoint that returns JSON with ok, time, and version fields.

  • Returns valid JSON
  • Includes ok field
  • Includes timestamp
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