CaseWren

snake_case Converter

Turn phrases into python_friendly snake_case names.

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About the snake_case Converter

snake_case joins lowercase words with underscores: "customer order total" becomes customer_order_total. It is the official style for Python variables and functions (PEP 8), the de facto standard for database columns and table names, and a common choice for config keys and environment files.

The word splitter is migration-friendly: paste a camelCase JSON key, a kebab-case slug or a spaced column header and it detects the boundaries automatically — customerOrderTotal and customer-order-total both become customer_order_total. Ideal for renaming columns, drafting schemas or cleaning up import headers.

How to use it

  1. 1Paste a phrase, column header or camelCase identifier.
  2. 2The snake_case version appears instantly — lowercase words joined by underscores.
  3. 3Click Copy and use it in your Python code, SQL schema or config file.

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