Line Numbering Tool
Prefix custom line numbers (1., 1), [1], 01.) to lists, paragraphs, or code snippets with blank line skipping.
Prefix custom line numbers (1., 1), [1], 01.) to lists, paragraphs, or code snippets with blank line skipping.
About this tool
Line Numbering Tool is a free, browser-based tool that lets you prefix custom line numbers (1., 1), [1], 01.) to lists, paragraphs, or code snippets with blank line skipping. It supports Lines → Numbered List. Everything runs locally on your device, so your files are never uploaded to a server. There's no sign-up, no watermark, and no limit — just open Line Numbering Tool, add your input, and get results instantly.

Paste raw list or paragraph lines.
Select prefix style (1., 1), [1], 01.).
Copy formatted numbered lines.
Format code snippets or list items with custom number prefixes.
Line Numbering Tool processes your data locally in the browser. Nothing is uploaded, tracked, or stored u2014 your files never leave your device.
Use Line Numbering Tool as much as you want with no fees, no watermarks, and no hidden limits.
Line Numbering Tool runs in any modern browser. There's nothing to download, install, or configure.
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