snake_case to camelCase Converter Online — Code Case Formatter

Convert snake_case or SCREAMING_SNAKE_CASE strings to camelCase online. Ideal for mapping database column names to JavaScript/TypeScript variables.

✓ Removes underscores and capitalizes the first letter of each subsequent word

✓ Supports batch conversion of entire schema files or variable lists

✓ Handles SCREAMING_SNAKE_CASE constants cleanly

✓ One-click copy for TypeScript interfaces

How It Works

  1. Paste snake_case strings or identifiers into the input pane.
  2. Regex matches underscore + character combinations and transforms them to uppercase.
  3. Copy the clean camelCase code.