Case / Naming Convention Converter
Convert to camelCase, snake_case, kebab-case, PascalCase, etc.
Data is never sent to the server. Everything runs locally in your browser. Safe for sensitive information.
About this tool
This tool converts text to camelCase, snake_case, kebab-case, etc. in one click. Three features: 1) Supports camelCase, snake_case, kebab-case, PascalCase, UPPER_SNAKE, 2) Batch conversion for variable names, API keys, filenames, 3) All processing in browser—no data sent to server.
Solves the low-key annoyance of converting Python's
snake_case to camelCase for JavaScript. It auto-detects the format of the input text and lists conversion results for every case at once — PascalCase (for class names), UPPER_SNAKE (for constants), kebab-case (for URLs and CSS), and more. A companion for converting large batches of variable names that cuts down on manual mistakes.Tool interface
Usage
- Enter text in the input field
- Select format (camelCase, snake_case, kebab-case, etc.)
- Converted result displayed. Copy to use
When to use
Variable/function name conversion, API key naming, filename convention, DB column conversion.
Examples
user_name → userName (camel), user-name (kebab), UserName (Pascal), USER_NAME (upper)
FAQ
What is camelCase?
First word lowercase, rest capitalized. userName, getUserById. Common in JavaScript, Java.
snake_case vs camelCase?
snake_case: underscores (user_name). camelCase: capitals (userName). Python uses snake; JS uses camel.
Types of naming conventions?
camelCase, snake_case, kebab-case, PascalCase, UPPER_SNAKE. Depends on language and context.
Where is kebab-case used?
URLs, CSS class names, filenames. my-component.html, user-profile. Hyphens are safe in many systems.
How to use the case converter tool?
Enter text and select the target format. Convert to camelCase, snake_case, kebab-case, PascalCase, and more in one go.
How to unify API key names?
Convert snake_case keys returned by an API to camelCase, or the reverse. This tool converts them in bulk.
How to convert variable names to PascalCase?
Convert user_name to UserName with this tool. The naming convention used for class and type names.
What is UPPER_SNAKE?
A naming convention for constants: USER_NAME, API_KEY. Convert with this tool.
Does case conversion send my data?
No. Everything runs in your browser. Your input is never sent to a server.
How to convert filenames to kebab-case?
Convert MyComponent.tsx to my-component.tsx with this tool. Useful for unifying filename rules.
Is Case / Naming Convention Converter free?
Free to use, no sign-up required.
Is data sent to a server?
Input is processed locally in your browser—nothing is sent to our servers.
Supported browsers?
Tested on recent Chrome, Edge, Firefox, and Safari.
Offline use?
Core features work offline after the first load.
vs CLI or desktop apps?
Case / Naming Convention Converter is an install-free online alternative to CLI or desktop apps.
When to use it?
Use it when: Variable/function name conversion, API key naming, filename convention, DB column conversion.
Usage example?
Example: user_name → userName (camel), user-name (kebab), UserName (Pascal), USER_NAME (upper)
Main features?
camelCase, snake_case, kebab-case, PascalCase, UPPER_SNAKE, lower case, UPPER CASE, Variable and API key naming
How is this different from similar tools?
Case / Naming Convention Converter runs in the browser with no install—ideal for quick checks before heavier CLI or IDE workflows.
Search keywords
case converter, camel case converter, snake case converter, case converter online, variable name converter, camel to snake
Basic workflow
- Enter text in the input field
- Select format (camelCase, snake_case, kebab-case, etc.)
- Converted result displayed. Copy to use
Practical use cases
- Variable/function name conversion, API key naming, filename convention, DB column conversion.
- This tool converts text to camelCase, snake_case, kebab-case, etc. in one click. Three features: 1) Supports camelCase, snake_case, kebab-case, PascalCase, UPPER_SNAKE, 2) Batch conversion for variable names, API keys, filenames, 3) All processing in browser—no data sent to server.
- camelCase, snake_case, kebab-case, PascalCase
- UPPER_SNAKE, lower case, UPPER CASE
Privacy & data handling
Input is processed locally in your browser—nothing is sent to our servers.
Things to watch out for
- Treat Case / Naming Convention Converter as a quick check — re-verify critical values in your editor or CI before shipping.
- This tool runs locally: closing the tab clears unsaved input. Copy results you need to keep.
- Very large pastes can freeze a tab briefly — wait for the result before closing the tab.