v5.1.0

✨ New Features

• ✨ Add "alert" syntax extension for GFM alerts (e.g. > [!NOTE]), see docs by @chrisjsewell in #1128
• ✨ Add "gfm_autolink" syntax extension for GFM autolinks, see docs by @chrisjsewell in #1128
• ✨ Add myst_strikethrough_single_tilde config option to allow single tilde (~) for strikethrough by @chrisjsewell in #1128
• ✨ Add myst_colon_fence_exact_match config option to require the closing colon fence to have exactly the same number of colons as the opening, see docs by @chrisjsewell in #1128

👌 Improvements

• 👌 Update myst_gfm_only mode to use the unified gfm_plugin, which now includes GFM autolinks, alerts, and improved strikethrough/tasklist handling by @chrisjsewell in #1128
• 👌 Improve MathJax 4 compatibility for Sphinx 9 by @chrisjsewell in #1110
• 👌 Stop directive-option parsing at colon fences, fixing nested colon fence directives by @chrisjsewell in #1133

🐛 Bug Fixes

• 🐛 Use docname instead of source path in warning locations by @chrisjsewell in #1114
• 🐛 Correctly encode & in Markdown URLs by not HTML-escaping refuri by @chrisjsewell in #1126
• 🐛 Fix RemovedInSphinx10Warning for inventory item iteration by @chrisjsewell in #1129
• 🐛 Pin mdit-py-plugins>=0.6.1 for nested field list fix by @chrisjsewell in #1134

⬆️ Dependency Upgrades

• ⬆️ Upgrade to markdown-it-py~=4.2 and mdit-py-plugins~=0.6 by @chrisjsewell in #1128
• ⬆️ Update pygments requirement from <2.20 to <2.21 by @chrisjsewell in #1117

New Contributors

• @mb made their first contribution in #1126
• @Bizordec made their first contribution in #1114
• @ilia-kats made their first contribution in #1110

Full Changelog: v5.0.0...v5.1.0