snake_case

Turn phrases into snake_case names.

  • Free, no sign-up
  • Runs in your browser

Drop your file here, or

TXT, CSV, JSON, Markdown, HTML, XML, DOCX, PDF, RTF and more

Type, paste with Ctrl V, or drop a file

or press Ctrl EnterRuns in your browser

Result

Your converted text will appear here.

Add your text, then press Convert to snake_case.

How to use snake_case

  1. Paste your text into the input box, or drop a file onto it.
  2. Check your text.
  3. Press Convert to snake_case.
  4. Copy the result or download it in the format you need.

Example

Before
First Name
userId
After
first_name
user_id

Words are lowercased and joined with underscores.

Good for

  • Naming Python variables and functions
  • Creating database column names
  • Converting JSON keys

What happens to your text

Your text is processed in your browser and kept only in this tab’s memory. It is not uploaded, saved or used for analytics.

Questions about snake_case

More answers in the TextVix FAQ.

How do I get UPPER_SNAKE_CASE?

Use CONSTANT_CASE.

Is my text uploaded anywhere?

No. This tool runs entirely in your browser. Your text and files are never sent to a server or stored.