Code tools
10 free code tools — 2 rewrites a day, no signup required.
Add a Comment to Your Code
Generate a clear, useful comment for any code snippet in seconds. Free, no signup required.
Generate a Docstring
Turn any function into properly formatted documentation with a docstring. Free, no signup required.
Explain Code in Plain English
Paste any code and get a clear, plain-English explanation of what it does. Free, no signup required.
Explain an Error Message
Paste a cryptic error or stack trace and get a plain-English explanation and likely causes. Free, no signup required.
Generate a README Usage Section
Generate a clean README usage snippet from your code. Free, no signup required.
Explain a SQL Query
Paste any SQL query and get a clear explanation of what it returns. Free, no signup required.
Explain a Regular Expression
Paste a regex and get a plain-English breakdown of what it matches. Free, no signup required.
Convert Code to Pseudocode
Turn real code into clean, language-agnostic pseudocode. Free, no signup required.
Generate a Function Name
Describe what a function does and get clear, conventional name suggestions. Free, no signup required.
Soften a Code Review Comment
Rewrite blunt code review comments to be constructive without losing the point. Free, no signup required.