Markdown Table Generator

DEVELOPER MARKDOWN DOCUMENTATION WRITING
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Markdown table generator — paste CSV, TSV or delimited data and get a neatly aligned Markdown table you can drop into a README, GitHub issue, or documentation. Choose column alignment and whether the first row is a header. Runs in your browser.

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Markdown Table Generator

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How to Use the Markdown Table Generator

Paste your data

CSV, tab-separated, or copy from a spreadsheet.

Set the options

Delimiter, alignment, and header row.

Get the table

A neat Markdown table is built instantly.

Copy it

Paste into a README, issue or docs.

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Tabular Data, the Markdown Way

Markdown made writing for the web effortless, but its tables are famously fiddly to hand-write: line up the pipes, get the dashes row right, pad every cell so the source is readable, and remember which colon means which alignment. This generator removes all of that friction. Paste your data — comma-separated, tab-separated, or copied straight from a spreadsheet — and it produces a clean, correctly aligned Markdown table ready to drop into a README, a GitHub issue, a pull-request description, or any documentation that renders Markdown.

A Markdown table has three parts, and the tool builds all of them. First a header row, with cells separated by pipe characters. Then a row of dashes that both separates the header from the body and encodes the column alignment: a colon on the left (:---) aligns left, colons on both sides (:--:) centre, and a colon on the right (---:) aligns right. Finally the body, one row per record. You choose the alignment and whether your first line is a header, and the generator pads each column to a consistent width so the raw source lines up neatly — renderers ignore the extra spaces, but a tidy source is far easier to edit by hand later.

The delimiter handling is what makes it fast in practice. By default the tool auto-detects whether your data is separated by tabs, commas, semicolons or pipes, which covers the two most common cases without any setting: CSV files use commas, and copying a range from Excel, Google Sheets or Numbers puts tab-separated text on your clipboard. If your data is ambiguous — say, text containing commas inside cells — you can force a specific delimiter. A couple of Markdown limitations are worth knowing: a literal pipe inside a cell must be escaped as a backslash-pipe so it is not read as a new column, and plain Markdown tables do not support merged cells, multi-line content or nested tables, so genuinely complex layouts call for HTML instead. For the everyday job of turning a block of data into a readable table in your docs, though, this is one of the quickest tools there is — and it runs entirely in your browser, so your data never leaves your device.

Copy a range from any spreadsheet and paste it straight in — tab-separated data becomes a clean Markdown table in one step.

10 Facts About Markdown Tables

01

Markdown tables use pipes (|) to separate columns.

02

A dashes row separates the header from the body.

03

Colons in the dashes row set column alignment.

04

:--- left, :--: center, ---: right.

05

GitHub renders Markdown tables in READMEs and issues.

06

Padding cells keeps the source readable.

07

Markdown tables are part of the GFM spec.

08

Escape a literal pipe inside a cell with \|.

09

Tables don’t support merged cells in plain Markdown.

10

This tool runs in your browser — nothing is uploaded.

Frequently Asked Questions

  • Paste your data as comma-, tab-, semicolon- or pipe-separated rows, one record per line. The tool splits each line into cells, pads the columns so the source lines up neatly, and outputs a valid Markdown table with a header row, an alignment row, and the body. Copy it straight into a README, issue or documentation file.
  • Three parts: a header row of cells separated by pipes, a second row of dashes that separates the header from the body and sets alignment, and then one row per record. For example, a header “| Name | Role |”, an alignment row “| --- | --- |”, and data rows below. This generator produces all three automatically.
  • Colons in the dashes row control it: :--- aligns a column left, :--: centres it, and ---: aligns it right. Pick an alignment in the tool and it applies it to every column. Left is the default and the most common; right is handy for numeric columns, and centre for short labels.
  • Comma, tab, semicolon and pipe. By default it auto-detects the delimiter from your first line, which handles most pasted spreadsheet data (tab) and CSV (comma) without any setting. You can also force a specific delimiter if your data is ambiguous — for instance text that contains commas within cells.
  • Yes. Copying a range from Excel, Google Sheets or Numbers puts tab-separated data on your clipboard, which the auto-detect handles directly. Paste it in and you get a Markdown table — one of the fastest ways to move tabular data into documentation.
  • Because the pipe separates columns, a literal pipe inside a cell must be escaped as \| in Markdown, otherwise it would be read as a new column. If your data contains pipes, escape them in the source before generating, or the table structure will break where they appear.
  • The padding aligns the columns in the raw Markdown source so it is easy to read and edit by hand, even before it is rendered. Renderers ignore the extra spaces, so the displayed table looks the same either way — but a tidy source is far more pleasant to maintain in a README or docs file.
  • Plain Markdown tables are deliberately simple: they do not support merged cells, multi-line cell content, or nested tables, and very wide tables can be awkward on small screens. For complex layouts you would use HTML tables instead. For the common case of a clean, readable data table, though, Markdown is ideal.
  • No. All parsing and formatting happens in your browser. Nothing you paste is transmitted, logged or stored, so the tool is safe to use with private or internal data.
  • Completely free, with no account or limit. It works offline once the page has loaded and collects no data.

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