Understand your code errors instantly.
Paste your error, pick your language, and get a clear explanation in seconds. Built for beginners, useful for everyone.
Explain my error →How it works
Paste your error
Copy the error message from your terminal or browser and paste it into Fixli.
Select your language
Tell Fixli which programming language you’re working in for a more accurate explanation.
Get your explanation
Fixli breaks it down into three clear cards — what it means, how to fix it, and why it happened.
Why Fixli?
Plain English explanations
No confusing documentation. Fixli explains errors the way a friend would — clearly and simply.
Beginner mode
Toggle between standard and beginner explanations. Perfect if you’re just starting out.
Real code examples
Every explanation comes with a code example showing the error and how to fix it.
Instant results
No waiting around. Fixli analyses your error and returns an explanation in seconds.
Multiple languages
JavaScript, Python, Java and more — with additional languages coming soon.
Free to use
Fixli is free for everyone. If it helps you, consider supporting it on Ko-fi.
Stop guessing. Start fixing.
Join developers and beginners using Fixli to understand their errors faster.
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