Isso

New Features

• Add Catalan localisation (#966, welpo)
• Add Arabic localisation (#972)
• Add Galician localisation (ghose)
• Make <code class="language-$lang"> for syntax highlighting (#998, pkvach)
• Add search for comments by URL in the admin interface (#1000, pkvach)
• Add CSS variables for better organization and flexibility (#1001, pkvach)
• Add support for comment search by Thread URL in admin interface (#1020, pkvach)
• Add sorting option for comments (#1005, pkvach)
• admin: Add log out button (#870, bbaovanc)
• Add support for environment variables in config (#1037, pkvach)
• Add Japanese localisation (#1051, zurukumo)
• Add Indonesian localisation (#1088, suhindra)
• Add Mistune as new Markdown rendering engine (#1079, ritzmann)

Breaking Changes

• Drop support for Python 3.7 (#974) and 3.8; add support for Python 3.13 and 3.14 (jelmer)
• Rework the Docker image tagging scheme: isso:latest is now rebuilt on every push to master, while isso:release points to the latest stable release (#970, janw). Previously, :latest pointed to the latest stable (tagged) version
• Disavow IE10 compatibility: (Not-so) recent changes mean that Isso is no longer compatible (#1022, ix5)
• The Markdown rendering engine Misaka has been deprecated. Please start using Mistune, see Migration from Misaka to Mistune for differences to Misaka.
• Migrate from pkg_resources to importlib.metadata and importlib.resources (jelmer)

Security Fixes

• Fix stored XSS in website and author fields (jelmer)

Bugfixes & Improvements

• Changed website validation to allow domain names containing umlauts (#951, schneidr)
• Improve Spanish translation (#967, welpo)
• Make language code handling more robust (#983, ix5)
• Prevent auto creation of invalid links in comments (#995, pkvach)
• Fix W3C Validation issues (#999, pkvach)
• Handle deleted comments in Disqus migration (#994, pkvach)
• Fix total comments count calculation (#997, pkvach)
• Fix newline character handling in data-isso-* i18n strings (#992, pkvach)
• Add link logging for management of new comments in Stdout (#1016, pkvach)
• Change logging to include datetime and loglevel (#1023, ix5)
• Make 'text' field in 'comments' table NOT NULL and handling data migration (#1019, pkvach)
• Python 3.12 support (#1015, ix5)
• Disable Postbox submit button on click, enable after response (#993, pkvach)
• Document title parameter and improve error handling for /new API (#1058, pkvach)
• Set reply sorting to always be oldest (#1035, ggtylerr)
• Apply the same validations when editing comments as when creating them (#1038, Lucas Cimon)
• Fix Offset.localTime() failing if Offset.update() hasn't been called yet.
• Fix 'Log Out' button behavior in admin interface.