DailyBug is a daily coding challenge for developers who want to sharpen their debugging instincts in under a minute a day.
Every day, you get a short code snippet with one hidden bug. Your job: find it as fast as you can. No long tutorials, no fluff — just a quick, focused programming puzzle that gets your brain warmed up before you start real work.
HOW IT WORKS
- One daily challenge, three code snippets
- Three difficulty levels: Student, Beginner, and Expert
- Beat the clock and build a daily streak
- Compare your speed on the leaderboard
WHY DEVELOPERS LOVE IT
- Sharpens real debugging and code review skills
- Includes security-focused bugs, not just logic errors
- Fast, habit-forming daily routine — like a coding version of Wordle
- Works across multiple languages and difficulty levels
WHO IT'S FOR
Perfect for programmers, computer science students, and anyone who wants a quick daily coding exercise to stay sharp — whether you're prepping for technical interviews, practicing code review, or just love a good debugging puzzle.
Start your streak today and see how fast you can spot the bug.
Daily coding challenge: spot the bug, debug fast, build your streak.