Line Prefix & Suffix Tool

Add text to the beginning or end of every line instantly. Free online list formatting tool for developers.

Input Text (Multiple Lines)

Prefix (Start of line)

Suffix (End of line)

Skip empty lines

Result:

How to add Prefix and Suffixes?

Paste your list into the main text box. Then, specify the exact text you want added to the beginning (prefix) or the end (suffix) of every line. Click the button to apply it instantly to hundreds of lines.

Use Cases

Programming: Wrap a list of words in quotes and commas (e.g., prefix: " and suffix: ",) to create a JSON array or SQL list.
Formatting: Add bullet points (e.g., prefix: - ) to a raw text list for markdown files.
Data Entry: Append domain names or extensions to a list of usernames.