Added

• Transform Unicode 16 emojis into Twemoji images (#399)
• Test against Node.js 24 (#399)

Changed

• Upgrade Marpit to v3.1.3 (#398, #399)
• Upgrade development Node.js LTS and dependent packages to the latest version (#399)

Security

• Fixed: Improper neutralization of HTML sanitization by comments that may lead to XSS (CVE-2024-56510 reported by @Ry0taK)

Changed

• Upgrade Marpit to v3.1.2 (#390)
• Upgrade development Node.js LTS and dependent packages to the latest version (#391)

Security

• Fixed: Improper neutralization of HTML sanitization by comments that may lead to XSS (CVE-2024-56510 reported by @Ry0taK)

Breaking

• Drop support against end-of-lifed Node.js versions (v16 and earlier), and now v18+ are required (#359)
• The slide container of built-in themes became the block element and adopted safe centering (#372, #382)

Added

• Transform emojis up to Unicode 15.1 into Twemoji images (#380)

Changed

• Upgrade Marpit to v3.1.1 (#378)
  • Bump markdown-it to v14.1.0, and follow the latest spec of CommonMark 0.31.2
  • Support for CSS nesting (cssNesting constructor option)
• Use simpler CSS minification when minifyCSS option is enabled (#381)
• Relax HTML allowlist: Allowed a lot of HTML elements and attributes by default (#301, #383)
• Make the image background transparent in default theme (#196, #371, #386)

• Upgrade development Node.js to v20 LTS (#359)
• Upgrade dependent packages to the latest version (#380)
• Switch package manager from yarn to npm (#379)
• Migrate ESLint config to Flat config (#385)

Fixed

• Suppress uncaught DOMException error while upgrading <marp-pre> Web Component elements in Firefox (#370, #384)

Added

• Enabled cssContainerQuery constructor option from Marpit framework by default (#360)

Changed

• Upgrade Marpit to v2.6.1 (#358)
  • Added cssContainerQuery constructor option
  • Added lang global directive and constructor option
• Slightly changed the color scheme of default theme to match as the current GitHub style (#358)
• Upgrade Node.js and dependent packages to the latest version (#358)

Changed

• Upgrade Marpit to v2.5.3 (#357)

Fixed

• Regression: Auto-scaling for KaTeX block is always enabled regardless of @auto-scaling theme metadata (#353, #354)

Added

• highlightjs getter, to access the generated highlight.js instance per Marp Core instances (#350)

Changed

• Marp Core instance is no longer using the shared highlight.js instance (#350)
• Upgrade Node.js and dependent packages to the latest version (#351)

Changed

• Upgrade Marpit to v2.5.0 (#342)
  • Added paginate: skip and paginate: hold
• Upgrade Node.js and dependent packages to the latest version (#345)

Fixed

• Regression: Not working emoji.twemoji.base constructor option (#343, #344)

Added

• Assign auto-generated slug to id attribute of each headings (#299, #338)
• slug constructor option (#338)

Changed

• Upgrade Node.js and dependent packages (#336)
• Use @twemoji/api package instead of twemoji (#337)

Changed

• Upgrade marpit-svg-polyfill to v2.1.0 (#329)
• Upgrade Node.js and dependencies (#331)

Deprecated

• An observer() function exported by @marp-team/marp-core/browser, which was actually designed for internal (#330)