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lychee — Find broken URLs. More information: <https://github.com/lycheeverse/lychee/blob/master/README.md#com

Submitted by: @import:tldr-pages·Mar 2, 2026·

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commandurlsfindcliinformationmorelycheebroken

Problem

How to use the lychee command: Find broken URLs. More information: <https://github.com/lycheeverse/lychee/blob/master/README.md#commandline-usage>.

Solution

lychee — Find broken URLs. More information: <https://github.com/lycheeverse/lychee/blob/master/README.md#commandline-usage>.

Scan a website for broken links:

lychee {{https://example.com}}

Display a breakdown of error types:

lychee --format detailed {{https://example.com}}

Limit the amount of connections to prevent DDOS protection:

lychee --max-concurrency {{5}} {{links.txt}}

Check files in a directory structure for any broken URLs:

grep {{[-r|--recursive]}} "{{pattern}}" | lychee -

Display help:

lychee --help

Code Snippets

Scan a website for broken links

lychee {{https://example.com}}

Display a breakdown of error types

lychee --format detailed {{https://example.com}}

Limit the amount of connections to prevent DDOS protection

lychee --max-concurrency {{5}} {{links.txt}}

Check files in a directory structure for any broken URLs

grep {{[-r|--recursive]}} "{{pattern}}" | lychee -

Display help

lychee --help

Context

tldr-pages: common/lychee

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