Bootstrap: v5.0.0-alpha2 Release

Changes

• #30966: Floating labels improvements
• #31774: Replace ellipsis Unicode symbol with three dots.

🚀 Features

• #30171: Add .dropdown-menu-dark
• #31280: Extra position utilities
• #31484: Add border width utility
• #31650: Carousel enhancements, including .carousel-dark

🎨 CSS

• #30171: Add .dropdown-menu-dark
• #30394: box-shadow() mixin: allow 'null' and drop support 'none' with multiple args
• #30572: Add new toasts examples
• #30639: Easier disabled state customization for button variants
• #30781: reboot: table th
• #31035: Add null variables for nav-link
• #31120: Add missing comma in utils
• #31131: Darken dropdown divider
• #31132: Add padding to badges
• #31139: Rename sr-only/sr-only-focusable to visually-hidden/visually-hidden-focusable
• #31151: Fix scrollable modal
• #31162: Fix table separator typo
• #31276: v5: Tweak some colors
• #31280: Extra position utilities
• #31338: Removed a broken reference
• #31346: Turn off scroll anchoring for accordions
• #31359: Cleanup/fix after the sr-only to visually-hidden renaming
• #31381: Remove overflow: hidden from toasts
• #31382: Update copy around breakpoint sizing
• #31383: Adjust sizing of checks and radios
• #31396: Add transition to Pagination buttons just like other Bootstrap buttons
• #31424: Mention that Edge Legacy also supports 'filling' their track
• #31439: Remove flex: 1 0 100% from rows
• #31473: Give more priority to .d-none
• #31484: Add border width utility
• #31500: Use next breakpoint when targetting xs only
• #31571: Add default parameters to each border radius mixin
• #31641: Revamp close button component
• #31649: Match container gutters with row gutters
• #31650: Carousel enhancements, including .carousel-dark
• #31653: Add a comment for escape-svg function
• #31659: Update Stylelint rules
• #31717: Updates responsive embeds with new class names and CSS variables
• #31718: Add new variable for $dropdown-padding-x
• #31729: Input group addon sass customization options
• #31746: Restore rem unit
• #31772: _variables: change $btn-close-bg's attribute order

☕️ JavaScript

• #30326: Prevent overflowing static backdrop modal animation
• #30928: Fix tooltip when hovering a child element (delegateTarget)
• #31066: Change "whitelist" to "allowlist"
• #31067: data: reword storage key in DOM
• #31073: Minor JS tweaks
• #31109: toasts: make default duration 5s
• #31115: fix tooltip hide method when already hidden
• #31125: BrowserStack: stop testing on latest Edge.
• #31155: Clear timeout before showing the toast
• #31212: Minor JS consistency changes
• #31358: Docs: Add accessibility note about dismissible alerts and focus

📖 Docs

• #30572: Add new toasts examples
• #30897: Prevent skip links from overlapping header
• #31036: Docs: Add top/bottom margin to highlighted code samples
• #31058: Update links to bug and feature request issue templates
• #31062: Fix Stack Overflow tag
• #31070: Docs: fix old/broken example capture and typo
• #31071: Docs: clarify rationale for button group on links
• #31075: Updated the command to install using yarn
• #31076: Typo fix: ocassions to occasions
• #31077: Several typo fixes
• #31078: Typo fix: individiual to individual
• #31079: Typo fix: depedending to depending
• #31081: Docs: add Gaël Poupard to the core team page
• #31082: Docs: tweak accessibility section
• #31090: Docs: rename form checks page to "Checks / radios"
• #31093: Docs: improve/expand button documentation
• #31102: Docs: Fix typo
• #31106: Docs: fix typo
• #31107: Correctly document how to add to Sass maps
• #31114: Docs: forms accessibility cleanup
• #31116: Fix links to gutters page
• #31119: v5: Adjust docs sidebar and navbar
• #31122: Update migration.md
• #31130: Add code to method/property tables
• #31133: Docs: screen reader helper/visibility utility tweaks
• #31134: Docs: clarify that pointer events classes don't affect keyboard interaction
• #31135: Docs: move color utility callouts to start of page
• #31137: Docs: (subjectively) nicer looking accordion example
• #31165: Remove backdrop-filter from docs subnav and toasts
• #31190: Fix spelling mistake
• #31192: Docs: Fix vertical align link
• #31194: Minor doc tweaks
• #31196: Fixed typo in docs v5 (Utilities/API) page
• #31201: Docs: separate button group out of checks/radios, expand button groups page
• #31211: homepage: Fix wrong indentation
• #31213: Fix generated example code for RFS
• #31232: Fix sidebar jump
• #31240: Single line example for inline forms
• #31248: v5: Updated About and Brand pages
• #31254: Fix some hexa in colors docs.
• #31268: Fix docs sass importing example.
• #31277: v5: Versions cleanup
• #31278: Migration update
• #31300: docs: mention our bundle file clearly.
• #31339: Add view on GitHub links for easier content editing from the docs
• #31344: Add toasts to the components requiring JavaScript
• #31358: Docs: Add accessibility note about dismissible alerts and focus
• #31382: Update copy around breakpoint sizing
• #31387: Update migration guide
• #31424: Mention that Edge Legacy also supports 'filling' their track
• #31434: make breakpoints specifications consistent with layout/grid.md
• #31441: docs: Fix issue number typo in migration
• #31455: Update current_ruby_version to 5.0.0.alpha1
• #31471: Remove 'both' as its no longer just 2 breakpoints
• #31505: docs(typography): missing punctuation
• #31516: Update icons.yml
• #31556: docs: Fix typo on Customize -> Color page
• #31572: Fix docs incorrect green and cyan hex codes
• #31575: SVG placeholders accessibility
• #31576: Drop h4 color customization in callouts
• #31578: Scrollspy keyboard access in docs
• #31579: Ensure examples content sits in landmarks
• #31580: Wrap home content in <main> & use <section>
• #31590: Build tools: mention how to get the sources
• #31610: Docs layout: ensure content sits in main
• #31636: Add getInstance method in the docs for tooltip
• #31648: Typo in About / Overview
• #31668: Webpack page: add postcssOptions key
• #31689: docs: fix a few redirects
• #31738: docs: link to the Asynchronous functions section
• #31750: brand: minor consistency changes
• #31752: v5 alpha 2 migration guide updates
• #31754: Tweak versions page columns
• #31767: Convert SVGs in navbar and subnav to pixels
• #31773: Add new Bootstrap Icons homepage images
• #31785: v5: Vertical pills fix on mobile

🌎 Accessibility

• #30897: Prevent skip links from overlapping header
• #30989: Ensure to increase contrasts on buttons & colored links hover/active states
• #31114: Docs: forms accessibility cleanup
• #31131: Darken dropdown divider
• #31276: v5: Tweak some colors
• #31575: SVG placeholders accessibility
• #31576: Drop h4 color customization in callouts
• #31578: Scrollspy keyboard access in docs
• #31579: Ensure examples content sits in landmarks
• #31580: Wrap home content in <main> & use <section>
• #31610: Docs layout: ensure content sits in main

🧰 Misc

• #31011: Update Babel config
• #31047: README: remove .svg from shields.io badges
• #31062: Fix Stack Overflow tag
• #31063: Update bundlewatch.yml
• #31124: Update .browserslistrc
• #31259: README.md: show brotli size too
• #31588: Download link in README
• #31742: Fix bundlewatch size

📦 Dependencies

• Updated numerous devDependencies https://github.com/twbs/bootstrap/pulls?q=is%3Apr+is%3Aclosed+label%3Adependencies+project%3Atwbs%2Fbootstrap%2F21