Changes:

• The VirusCheck plugin is disabled
• litecoin and ltclightning added to the list of ignored schemes

Fixes

• When a http URL was redirected to a https URL, the certificate of the https
  connection was not being verified
• TestHttp.test_html_internet was broken by Python >= 3.12.6

Features:

• ignorewarningsforurls setting to match URLs and warnings to ignore

Fixes

• Documentation updates

Features:

• FIFOs can be used with --config and --cookiefile

Changes:

• Minimum Python version required is 3.9
• ms-windows-store added to the list of ignored schemes
• linkchecker will exit if problems with a configuration file or cookie file
  are detected on startup

Fixes

• A cookie file that could not be parsed was causing an exception
• Documentation updates

Features:

• TextLogger message wrapping is configurable using wraplength

Changes:

• Minimum Python version required is 3.8
• HTTP redirect causes a warning, http-redirected
• Ignored warning messages are logged as information
• Installing from git archives is re-enabled
• Support for checking NNTP and Telnet links is removed

Fixes

• -p/--password was being ignored
• FTP checker was raising a TypeError
• FTP checker was ignoring maxfilesizedownload
• Documentation updates

Fixes

• Minimum Beautiful Soup version required restored to 4.8.1
• Documentation updates

Features:

• ignoreerrors setting to disregard errors for URLs after checking
• AnchorCheck plugin has partial support for checking local files

Changes:

• Minimum Python version required is 3.7
• PyXDG is no longer used
• setuptools and setup.py replaced with hatchling and pyproject.toml
• The application version is derived from git tags using hatch-vcs
• Binary translation catalogs are produced using polib during distribution
  package building and are now included in sdist packages
• gemini, tg (Telegram) and whatsapp added to the list of ignored schemes
• Warning url-rate-limited renamed to http-rate-limited
• maxrequestspersecond can be less than 1
• maxrequestspersecond greater than 10 is used unchanged if the HTTP server
  returns a LinkChecker response header
• When a sitemap is discovered from a robots.txt file, the robots.txt is logged
  as the sitemap parent URL

Fixes:

• Checking directories containing Unicode filenames
• Parsing srcset attributes with multiple image candidates
• resultcachesize setting was being ignored
• sitemap output when using multiple threads
• AnchorCheck plugin is re-enabled
• Multiple man page and other documentation updates

Features:

• resultcachesize setting to specify the maximum size of the result cache
• quiet/-q also sets the application logging level to warning
• preconnect link types are checked using DNS
• Dutch (nl_NL) application translation

Changes:

• The application version is derived from git tags using setuptools_scm
• The AnchorCheck plugin is disabled
• Binary translation catalogs are not included with the source; if present,
  polib is used by setup.py to compile translations
• The ftp_proxy environment variable is not supported. GNOME and KDE proxy
  settings are not read
• If Requests returns a character encoding of ISO-8859-1, Beautiful Soup is
  used to determine the encoding of a page; robots.txt are assumed to be UTF-8
• The linkchecker command is generated using an entry point
• GitHub Actions has replaced Travis

Fixes:

• An HTTP server can be used as an HTTPS proxy
• Multiple man page and other documentation updates

Changes:

• Minimum supported version of Beautiful Soup is 4.8.1

Fixes:

• wsgi: Fix failure due to status logging being enabled

Features:

• Uses Python 3
• C extension modules have been replaced, now uses Beautiful Soup
• Documentation converted to reStructuredText and generated with Sphinx

Changes:

• cmdline: Remove options replaced by plugins and made ineffective in 9.0
• configuration: Update proxy settings support for GNOME 3 and KDE 5
• configuration: login entries must now match the case of form element names
• logging: blacklist has been renamed to failures
• checking: Handle HTTP status code 429: Too Many Requests with
  a new warning: WARN_URL_RATE_LIMITED, instead of an error
• checking: Use timeout when fetching login forms and robots.txt
• checking: login forms with only one field are supported
• checking: slack and whatsapp added to the list of ignored schemes
• tests: Test coverage has been increased
• biplist is no longer used because plistlib now supports binary files
• dnspython and miniboa are no longer included
• Custom MANIFEST check replaced with check-manifest
• Code now passes flake8 checks

Fixes:

• configuration: status=0 is no longer ignored
• logging: Fix CSV logger not recognising base part setting
• logging: Fix CSV output containing increasing number of null byte characters.
• checking: Fix treating data: URIs in srcset values as links
• checking: Fix critical exception if srcset value ends with a comma
• checking: Fix critical exception when parsing a URL with a ]
• plugins: The AnchorCheck plugin is working again
• plugins: The W3C validation API has changed, CssSyntaxCheck has been updated,
  HtmlSyntaxCheck plugin is disabled
• doc: Multiple man page and other documentation updates

Features:

• checking: Support itms-services: URLs.
  Closes: GH bug #532
• checking: Support XDG Base Directory Specification for configuration
  and data.
  Closes: GH bug #44
• add Dockerfile
• use xdg dirs for config & data
• use tox for tests and fix travis build
• add --no-robots commandline flag
• Added plugin for parsing and checking links in Markdown files

Changes:

• installation: Remove dependency on msgfmt.py by pre-generating the
  *.mo files and adding them to version control.
  Reason was the difficulty to run msgfmt.py under both Python 2 and 3.
• checking: When checking SSL certificates under POSIX systems try
  to use the system certificate store.
• logging: improved debugging by also enabling urllib3 output
• remove third-party packages and use them as dependency
• Allow wayback-format urls without affecting atom 'feed' urls
• Move dev requirements into dev-requirements.txt
• Crawl HTML attributes in deterministic order
• Remove platform-specific installer stuff and ensure a build .whl wheel file can be built.
• Move GUI files to separate project

Fixes:

• checking: Correct typos in the proxy handling code.
  Closes: GH bug #536
• checking: Add to default HTTP client headers instead of replacing.
• cmdline: Reactivate paging of help pages.
• requirements: Fix requests module version check.
  Closes: GH bug #548
• load cookies from the --cookiefile correctly
• fix incorrect call to the logging module
• Fix TypeError: hasattr(): attribute name must be string
• fix HTTPS URL checks