Table Cleaner

Format Markdown tables online: align columns by width, normalize separator rows, add edge pipes. Turns messy GFM tables into clean, readable format. A free Markdown table formatter that works in your browser.

All tools in one screen

Demo

What Table Cleaner does

Column alignment

Calculates the maximum width of each column and pads all cells with spaces for visual alignment.

Separator normalization

Normalizes the separator row to a consistent format with correct dashes.

Edge pipes

Adds | to the start and end of each table row if missing.

Related tools

Text Cleaner

Remove  , inline styles, junk HTML tags and copy-paste artifacts from Markdown.

Markdown Repair

Fix broken headings, close unclosed code fences, add required blank lines.

Quality Checker

Markdown linter: find structure errors, broken links and formatting issues.

Frequently Asked Questions

All tools in one Workspace

Table Cleaner + Text Cleaner — clean tables and text in one workflow.