Markdown Table Generator

Build Markdown tables visually — editable grid, per-column alignment and CSV import, in your browser.

How to use

  1. Type your content into the editable grid — the first row is the header. Add or remove rows and columns with the buttons, and set each column's alignment (left, center or right).
  2. Watch the Markdown appear live below the grid, with every column padded so the plain-text table is as readable as the rendered one.
  3. Copy the result or download it as a .md file — or click "Import CSV" to paste spreadsheet data and convert it into a table in one step. Everything runs in your browser.

About this tool

Markdown tables are wonderful to read and miserable to type: every row needs pipes in the right places, the second line defines alignment with a fussy colon syntax, and the moment you add a longer cell the whole block looks ragged in your editor. This generator removes the busywork — you fill in a spreadsheet-like grid, choose the alignment per column, and the corresponding Markdown is produced live as you type, ready for a GitHub README, a pull-request description, a wiki page, a Notion or Obsidian note, or documentation built with any static-site generator.

The output is not just valid — it is pretty. The generator measures the widest cell of each column and pads every other cell with spaces to match, so the pipes align vertically and the raw text reads like a real table even before rendering. Alignment follows the GitHub Flavored Markdown convention: a plain dashed line for the default left alignment, :---: for centered columns and ---: for right-aligned ones (the natural choice for numbers). Pipe characters inside your content are escaped automatically and line breaks are flattened, so the table never breaks, whatever you type into a cell.

The CSV import covers the most common real case: data that already lives in a spreadsheet. Copy cells from Excel or Google Sheets (which paste as tab-separated text) or paste a CSV export — commas, semicolons and tabs are detected automatically, and quoted fields with embedded delimiters, line breaks and doubled quotes are parsed correctly. The first row becomes the header and the grid stays fully editable after import, so you can polish before copying. Like every tool in this directory, it runs entirely in your browser: your data is never uploaded anywhere.

Frequently asked questions

How do Markdown tables work?

A table is a header row, a separator row of dashes, and data rows, all delimited by pipes (|). Colons in the separator set the alignment: :--- left, :---: center, ---: right. This generator writes all of that for you.

Can I paste data from Excel or Google Sheets?

Yes. Click "Import CSV" and paste directly — spreadsheet cells copy as tab-separated text, which the parser detects automatically, along with comma- and semicolon-separated data and quoted fields.

Why are the columns padded with spaces?

Padding makes the pipes line up so the plain-text source is readable, which matters in code reviews, diffs and editors without Markdown preview. Renderers ignore the extra spaces, so the output displays identically either way.

What if my cell content contains a pipe character?

It is escaped automatically as \|, which renderers display as a normal pipe without breaking the table. Line breaks inside cells are replaced with spaces, since standard Markdown tables are single-line per row.

Does GitHub support the alignment syntax?

Yes. Tables with :---: and ---: separators are part of GitHub Flavored Markdown and also work in GitLab, Bitbucket, Obsidian, Discord, Notion and most Markdown engines in use today.

Does my table data leave my browser?

No. The grid, the CSV parsing and the Markdown generation run 100% in JavaScript on your device. Nothing is transmitted, logged or stored on any server.

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