FF Ultima Version 4.3 Release

• ⬇️ Release Download direct link.
• 🗨️ Submit an issue or ask questions not answered in the Wiki.
• ⚙️ Change settings, tab size, autohiding, spacing, and more.
• ⚙️ How to Update the theme to a new version.

Version Notes

• Hey! it's been a while.. This update is a small one. Mostly focused on qol improvements and bug fixes. Two new settings were also added to the theme, as well as new Color Schemes.
• Firefox 138+ required.
• User.js not required.

Change Log

• fix • 🔴 • Default borders when using with horizontal tabs corrected
• fix • 🔴 • Rounded borders were not respecting some full screen video scenarios, fixed
• fix • 🔴 • Enforced animation for bookmarks autohide when using bookmarks.float #428 2a74bca
• fix • 🔴 • An issue where sidebar seperator did not apply to the new tabbar autohiding #427 102a39a
• fix • 🔴 • Unrelated to theme but, removed the black outline that would appear on some menu panels
• new • 🟢 • New Ayu Color Scheme by @Crysthamus #429
• new • 🟢 • New Brave Color Scheme (brave browser-like theme) by @ann61c #422 #423
• new • 🟢 • Setting ultima.tabbar.autohide+compact for a Zen Browser style tabs @shiyarou #432 29e476c
• new • 🟢 • Setting ultima.navbar.position can position the navbar at the top or bottom of the screen when combined with navbar.autohide
• qol • 🟡 • Bookmarks now remain visible when using autohide/float and viewing folders #428 f0e79c1
• qol • 🟡 • Restored Open With option via context menu's when ultima.contextmenu.reduce.options is off #431 fea3fb2
• qol • 🟡 • When using horizontal tabs, bookmarks.float now adjust to the amount of bookmarks within #428
• qol • 🟡 • Tabbar autohiding now respects when preview labels & tab container context menus are open 29e476c
• qol • 🟡 • Include urlbar overflow menu panel (page actions) to navbar autohide exceptions list
• qol • 🟡 • Setting ultima.navbar.bookmarks.scrollable is no longer a default for the theme
• qol • 🟡 • Adjustment to contextmenu.compact, reduction in arrow size and padding
• qol • 🟡 • Style adjustments to the bookmarks sidebar

Update Preview

New Tab Page

This is a New Tab Page replacement called NT Ultra, currently in development/beta here ->

FF Ultima is reaching it's maturity, additional updates to the theme will most likely only focus on bugs, patches, and fine-tuning. If you'd like to see more features added to the list, feel free to fork or push via pull request. Contributors, like always - are always welcome. Otherwise, enjoy.

FF Ultima Version 4.2 Release

• ⬇️ Release Download direct link.
• 🗨️ Submit an issue or ask questions not answered in the Wiki.
• ⚙️ Change settings, tab size, autohiding, spacing, and more.
• ⚙️ How to Update the theme to a new version.

Version Notes

• This update focuses on qol changes. A couple of newly requested qol settings. And a big improvement to Native Tab Bar autohiding. Both Sidebery and Native vertical tab users can make the most of the new tab bar autohiding method. And Nightly Users (Firefox 146+) will be the first to see the new Split View feature with 5 new settings for split tabs.
• User.js (recommended) not required.
• Firefox 138+ required.

Change Log

• fyi • ℹ️ • Setting ultima.tabs.vertical.hide and hide.in.screenedge/screencorner settings are no more.. The core logic has been rewritten for better performance and consistent-completely-hidden tab auto-hiding. See video below. #409
• fix • 🔴 • Sideberys tab text-labels see improved spacing and visibility when collapsed b56ec63
• new • 🟢 • Setting ultima.tabs.tabbar.autohide now handles autohiding the tabs bar
• new • 🟢 • Setting ultima.tabs.tabbar.disabled will completely disable the tabs bar
• new • 🟢 • A couple of (5) split view settings were added to the theme. See video below c4a4401 89593ba 1d008ca
• new • 🟢 • The new tab page wallpaper switcher now features a Color Scheme wallpaper section
• new • 🟢 • Setting ultima.tabs.hide.splitter hides the tabs bar resizable bar (splitter) (when not hovered) #406 34f6932
• new • 🟢 • Setting ultima.navbar.autohide.ignore.urlbar keeps the nav hidden when triggering the url bar #407 283461e
• new • 🟢 • Setting ultima.tabs.pinned.transparent.background removes the background color from pinned tabs
• qol • 🟡 • Second Sidebar has some optimizations to work alongside FF Ultima #397
• qol • 🟡 • There is now an empty customChrome.css import in userChrome.css, it can be used to store personal CSS
• qol • 🟡 • Some context menu items were previously hidden to declutter the menu's, this change has been reverted and limited to the ultima.contextmenu.reduce.options setting #405
• qol • 🟡 • Setting ultima.tabs.tabbar.hide.buttonstrip replaces both ultima.tabs.vertical.hide.the.bottom.buttons and ultima.tabs.vertical.hide.the.bottom.buttons.off.hover for a more simple execution
• qol • 🟡 • Nav bar download button indicator now adopts color scheme accent color when showing progress
• qol • 🟡 • Newtabbutton.on.top settings see some improved overall spacing, including adjustment to tabCounter when using the setting.
• qol • 🟡 • Bookmarks Sidebar adjustments to tree item styling, and removal of the bottom margin #412 bcfc7f3
• qol • 🟡 • Adjustments to bookmarks panel theming in regards to recent Firefox update #412 bcfc7f3
• qol • 🟡 • Sidebar Inner context menu consistent-to-theme-styling #412 bcfc7f3

Update Preview

FF Ultima is reaching it's maturity, additional updates to the theme will most likely only focus on bugs, patches, and fine-tuning. If you'd like to see more features added to the list, feel free to fork or push via pull request. Contributors, like always - are always welcome. Otherwise, enjoy.

FF Ultima Version 4.1 Release

• ⬇️ Release Download direct link.
• 🗨️ Submit an issue or ask questions not answered in the Wiki.
• ⚙️ Change settings, tab size, autohiding, spacing, and more.
• ⚙️ How to Update the theme to a new version.

Version Notes

• This is a small maintenance update, mostly focused on quick patches and qol changes made after 4.0. Firefox 143 brought some css breaking changes that should have caused a necessary compatibility bump. Despite that, I'll be keeping the theme compatible with 138+ for a bit longer, to allow more users to continue using the theme without needing to update browser.
• User.js (recommended) not required.
• Firefox 138+ required.

Change Log

• fyi • ℹ️ • If you are not using hardware acceleration, blur settings are best left off.
• fix • 🔴 • Fixed an issue where the all tabs button menu was affected by navbar.hide.buttons #394 a4d342b
• fix • 🔴 • Dropdown menu's for websites now respect default appearances #392 fc16e2b
• fix • 🔴 • Setting urlbar.focus.blur.all corrections #390 d36d022
• fix • 🔴 • Some (4) settings have been renamed for organization, if you are actively using these settings you'll be notified of the change and updated name, on the about:config page decc546
• new • 🟢 • Setting ultima.tabs.tabCounter for a total number of tabs indicator decc546
• new • 🟢 • Setting ultima.content.toolbox.ontop reverses the position of the content toolbox when docked bottom
• new • 🟢 • Setting ultima.navbar.bookmarks.focus.blur blurs browser content when viewing bookmark toolbar folders
• new • 🟢 • Setting ultima.urlbar.hide.trackingprotection.icon, by @AuRiMaS666 #398
• qol • 🟡 • Setting disable.alltabs.button is no more.. Since Firefox lets us remove this from the toolbar now
• qol • 🟡 • Adaptive Tab Color support sees some improvement 3b2a859 2dea82e d20d045
• qol • 🟡 • Setting tabs.vertical.hide (in screen-edge) transition sees some adjustment, including a more standard height #393 1fc96b8
• qol • 🟡 • The fluent color-scheme wallpapers have been added to user.theme.wallpaper settings 033c3c4
• qol • 🟡 • The urlbars search term toggle has been added to the urlbar.hide.button list #396 e514b6a
• qol • 🟡 • Color Scheme wallpaper logic has been rewritten to respect the new tab page wallpaper menu, where Reset to default defaults to Color Scheme wallpapers #399
• qol • 🟡 • The Add Bookmarks Menu now displays url input editting function (hidden by default firefox), by @AuRiMaS666 #398 f7bdab9
• qol • 🟡 • Theme size reduction

Setup

sidebar.seperator, navbar.autohide, navbar.bookmarks.focus.blur, tabs.multiline.labels, tabs.tabCounter, urlbar.float, ultima.urlbar.focus.blur

Wallpaper

catpuccin-mocha has a new wallpaper as well

FF Ultima is reaching it's maturity, additional updates to the theme will most likely only focus on bugs, patches, and fine-tuning. If you'd like to see more features added to the list, feel free to fork or push via pull request. Contributors, like always - are always welcome. Otherwise, enjoy.

FF Ultima Version 4.0 Release

• ⬇️ Release Download direct link.
• 🗨️ Submit an issue or ask questions not answered in the Wiki.
• ⚙️ Change settings, tab size, autohiding, spacing, and more.
• ⚙️ How to Update the theme to a new version.

Version Notes

• Happy Sunday! This update brings some pretty cool new features with the help of some first time contributors. A very good fix for Sidebery users and add-on theme users. And some other qol updates to the theme. You can find specific previews for each setting by clicking on their wiki link below.
• User.js (recommended) not required.
• Firefox 143+ 138+ required.

Change Log

• fyi • ℹ️ • The wiki now has extensive search/index capabilities, thanks to Algolia
• fyi • ℹ️ • Autoconfig and userChromeJS integration has been "refreshed" thanks to @he23251. It's completely optional and may be changed for a better approach, but you can learn more or contribute to it's development in #386
• fix • 🔴 • Sidebery positioning correction when using autohide settings. Thank you #380 @PONYMODZ
• fix • 🔴 • MacOS handles fullscreen/maximized state differently than other OS's, so full screen compacting will also acknowledge that difference for Mac, thank you for pointing this out #375 @stellophiliac
• new • 🟢 • Setting ultima.urlbar.scrollable let's you scroll through options within the urlbar
• new • 🟢 • Setting ultima.urlbar.focus.blur blurs browser content when the urlbar is in focus
• new • 🟢 • Setting ultima.urlbar.focus.blur.all blurs everything except for the urlbar, when focused #383 by @he23251
• new • 🟢 • Setting ultima.urlbar.focus.text.aligns.left forces urlbar text left, when focused #383 also by @he23251
• new • 🟢 • Setting ultima.navbar.text.for.icons replaces navbar icons for text labels
• new • 🟢 • Setting ultima.navbar.update.ready.label when a Firefox update is available, presents an update label
• new • 🟢 • Setting ultima.tabs.focus.blur when focus/hover over a tab, other tabs become blurred
• new • 🟢 • Setting ultima.tabs.horizontal.fullwidth to make horizontal tabs take up all available width
• new • 🟢 • Setting ultima.privatebrowsing.gradient.border an animated border for private windows #383 by @he23251
• new • 🟢 • Setting ultima.navbar.bookmarks.tab.indicator highlights content when the current tab is bookmarked
• new • 🟢 • Setting ultima.findbar.position.top positions the find bar on top of browser content #383 by @he23251
• new • 🟢 • Setting ultima.findbar.disable.background.image this setting hides the background image that some add-on themes attach to the findbar, often these images don't blend with the themes rounded appearance. The disabled background also fixes add on themes that produce a different solid color than the overall browser color.
• qol • 🟡 • Setting ultima.tabs.always.show.pinned now also applies to horizontal tab layout 87adf51
• qol • 🟡 • Tab group "counter" adjustment
• qol • 🟡 • Transparent color scheme adjustments #379 8bd577b
• qol • 🟡 • Tab group label 3 sees visibility improvement with light mode themes
• qol • 🟡 • Multiple lwtheme adjustments to improve Adaptive Tab Color appearance
• qol • 🟡 • Unloaded tabs that are inside of tab groups now appear more opaque than before
• qol • 🟡 • Toolbar button badges have been restored/unmodified to default colors #382 568e62f
• qol • 🟡 • Add-on themes (when in light mode) see some improvement to menu contrast and accent color #383 e9ebb67
• qol • 🟡 • All tab groups and container tabs related code has been moved to settings-tabs-group-and-containers.css for organization

Setup

findbar.position.top, navbar.autohide, urlbar.float, urlbar.focus.blur, tabs.multiline.labels, navbar.text.for.icons

FF Ultima is reaching it's maturity, additional updates to the theme will most likely only focus on bugs, patches, and fine-tuning. If you'd like to see more features added to the list, feel free to fork or push via pull request. Contributors, like always - are always welcome. Otherwise, enjoy.

FF Ultima Version 3.8 Release

• ⬇️ Release Download direct link.
• 🗨️ Submit an issue or ask questions not answered in the Wiki.
• ⚙️ Change settings, tab size, autohiding, spacing, and more.
• ⚙️ How to Update the theme to a new version.

Version Notes

• This update focuses on qol improvements to existing settings and Firefox 143 adjustments. And the Wiki has been moved to it's own dedicated website. So better documentation, better searching and organization, more/better quality video demonstrations, more detail.
• Release notes will now also include direct links to wiki pages for more detail on a topic.
• User.js (recommended) not required.
• Firefox 143+ 138+ required.

Change Log

• fyi • ℹ️ • Contributing guidelines have been created #368
• fix • 🔴 • Horizontal tabs grow/shrink animation has been restored to original state #366 823b916
• fix • 🔴 • Setting tabs.newtabbutton.ontop.2 fixed for 143 4be070c #376
• fix • 🔴 • Sidebery autohide positioning correction when using autohide settings. Thank you #370 @PONYMODZ
• new • 🟢 • Setting ultima.scrollbar.thin forces a thinner scrollbar, very useful for Windows 10 users #368 @mrodyhin
• new • 🟢 • Setting ultima.disable.contextmenu.icons disables extension icons in context menus #366 095b014
• new • 🟢 • Setting ultima.disable.contextmenu.icons.all also removes back, forward, reload icons 095b014
• new • 🟢 • Setting ultima.urlbar.drags.window lets you reposition the browser by dragging the urlbar cae7765
• new • 🟢 • Setting ultima.navbar.bookmarks.hide.icons hides bookmark toolbar icons for a clean look cae7765
• qol • 🟡 • Setting ultima.navbar.float transition speed has been reduced (it reveals itself faster) #367 bd1b34f
• qol • 🟡 • Setting ultima.tabs.multiline.labels, after some adjustments to the close button on hover, this option is no longer experimental!
• qol • 🟡 • Default Color Scheme (dark mode) pinned tabs adopt a faded out blue instead of chaotic yellow 225b69a
• qol • 🟡 • Instead of relying on "hover", navbar.autohide & navbar.float visibility becomes more persistent when accounting for menu panels that are "open" 9b77063
• qol • 🟡 • tab group label 3 spacing is more consistent with regular tabs, and new highlight background (Firefox Nightly 144) removed 9b77063 (wiki)
• qol • 🟡 • Setting ultima.tabs.always.show.pinned now also applies to horizontal tab layout 87adf51
• qol • 🟡 • Gradient outline color is no longer a default config
• qol • 🟡 • MacOS handles fullscreen/maximized state differently than other OS's, so full screen compacting will also acknowledge that difference for MacOS (3.8+) #375
• qol • 🟡 • Extensions panel management button restored (3.8+)
• qol • 🟡 • common dialog box button color correction (3.8+)

FF Ultima is reaching it's maturity, additional updates to the theme will most likely only focus on bugs, patches, and fine-tuning. If you'd like to see more features added to the list, feel free to fork or push via pull request. Contributors, like always - are always welcome. Otherwise, enjoy.

FF Ultima Version 3.7 Release

• ⬇️ Release Download direct link.
• ⬇️ Source Download direct link.
• 🗨️ Submit an issue or ask questions not answered in the Wiki.
• ⚙️ Change settings, tab size, autohiding, spacing, and more.
• ⚙️ How to Update the theme to a new version.

Version Notes

• This update focuses on qol improvements to existing settings and preparation for Firefox 143.
• User.js (recommended) not required.
• Firefox 138+ required.

Change Log:

• fyi • ℹ️ • Nightly users can continue using the release version
• fyi • ℹ️ • gituserChrome can download or update ff ultima in one click
• fix • 🔴 • Setting navbar.autohide now respects the customize toolbar page, and stops autohiding
• fix • 🔴 • Setting bookmarks.autohide transition enforced, to prevent bookmarks randomly losing visibility #360 095b014
• fix • 🔴 • Vertical tabs error when used with newtabbutton.on.top #362
• new • 🟢 • Setting ultima.disable.contextmenu.icons to disable the extension icons in context menus 095b014
• new • 🟢 • Setting ultima.spacing.compact.menus for a compact menu panel #358 @dreadbalaur
• new • 🟢 • Setting ultima.navbar.float for a floating navbar. Rewriting navbar.autohide made this easy to get done. Thank #355 @mrodyhin for that fa44b48
• qol • 🟡 • Fluent color scheme, adjustments to identity box border radius, lighter font in sidebar, lighter shadows
• qol • 🟡 • Setting navbar.autohide now has a slight box shadow on reveal for visual clarity
• qol • 🟡 • Setting urlbar.float has some adjustment for +1920 resolutions 6050fe3
• qol • 🟡 • Setting ultima.urlbar.hidebuttons renamed to ultima.urlbar.hide.buttons fa44b48
• qol • 🟡 • Bookmarks positioning is now handled via ultima.navbar.bookmarks.position. Set it to left, right or center.
• qol • 🟡 • Setting ultima.urlbar.suggestions renamed to ultima.urlbar.hide.searchsuggestions it now also hides the new search "bonnet" switcher fa44b48
• qol • 🟡 • About:config notifications updated
• qol • 🟡 • Wiki updated

Fluent Color Scheme by @dreadbalaur

Setting navbar.float

Setting ultima.disable.contextmenu.icons to disable the extension icons in context menus, and ultima.spacing.compact.menus

FF Ultima is reaching it's maturity, additional updates to the theme will most likely only focus on bugs, patches, and fine-tuning. If you'd like to see more features added to the list, feel free to fork or push via pull request. Contributors, like always - are always welcome. Otherwise, enjoy.

FF Ultima Version 3.5 Release

• ⬇️ Release Download direct link.
• ⬇️ Source Download direct link.
• 🗨️ Submit an issue or ask questions not answered in the Wiki.
• ⚙️ Change settings, tab size, autohiding, spacing, and more.
• ⚙️ How to Update the theme to a new version.

Version Notes

• This update focuses on reported bugs & upstream changes. If you are using firefox nightly ► Please download the theme from the upstream branch or at least make sure to grab this updated file from the upstream branch; chrome/theme/ffu-internal-appearance.css. The changes in nightly require it.
• User.js (recommended) not required.
• Firefox 138+ required.

Change Log:

• fyi • ℹ️ • gituserChrome, a tool for installing & managing userchrome themes.
• fyi • ℹ️ • Settings Wiki is up to date.
• fix • 🔴 • Setting navbar.autohide rewritten. It's more smooth now™ 7b2ed66
• fix • 🔴 • Some adjustments were made to browser content outlines
• fix • 🔴 • Some redefinitions occured in firefox source, bug fixes for bookmarks autohide pulled from upstream 9d70934
• new • 🟢 • New Fluent Color Schemes, created by @dreadbalaur
• new • 🟢 • Setting ultima.tabs.not.a.progress.bar, shows the progress of a loading page 98910fd @imshinyu
• new • 🟢 • Setting ultima.tabs.reverse.content.order & ultima.tabs.closetabbutton.on.icon can switch around the position of content inside of an individual tab.
• qol • 🟡 • Bookmark Autohide now has a light linear transition/animation.
• qol • 🟡 • Setting ultima.tabs.multiline.labels adjustments

Fluent Color Scheme by @dreadbalaur !

Download any userChrome theme in about 1-2 clicks, with gituserChrome

better quality on YT

bookmark.autohide transition update

Windows with navbar autohide

Setting ultima.tabs.multiline.labels (experimental) + reverse tab content order (stable)

Navbar autohide now has two entry points for expansion, I don't use the setting much, so please give feedback if you think the height needs adjustment

FF Ultima is reaching it's maturity, additional updates to the theme will most likely only focus on bugs, patches, and fine-tuning. If you'd like to see more features added to the list, feel free to fork or push via pull request. Contributors, like always - are always welcome. Otherwise, enjoy.

FF Ultima Version 3.3 Release

• Click Me ⬇️ Release Download
• Click Me ⬇️ Source Download
• 🗨️ Submit an issue or ask questions not answered in the Wiki.
• ⚙️ Change settings, tab size, autohiding, spacing, and more.
• ⚙️ How to Update the Theme to a new version.

Version Notes

• Smoll quality of life update centered around reported issues & maintenance.
• User.js (recommended) not required.
• Firefox 138+ required.

Change Log:

• fyi • ℹ️ • "The Hard Way" installation method fully automates install & updates for all Operating Systems
• fix • 🔴 • Sidebery tab indentation when collapsed, fixed #347 8b37f1f
• new • 🟢 • New infinite gradient tab outline color user.theme.xtras.tab.outline.color.gradient
• new • 🟢 • Setting ultima.tabs.closetabbutton.on.icon presents the "close tab" button when you hover over a tabs icon
• qol • 🟡 • Setting user.theme.xtension.newtab.compact had a small adjustment to expand griding properly based on number of shortcuts (on 1700px browser width)
• qol • 🟡 • History Sidebar themed for consistency
• qol • 🟡 • Bookmarks Sidebar adjusted for consistency
• qol • 🟡 • Settings Sidebar, finally took care of those grey borders
• qol • 🟡 • Window Control restoration (for Windows) moved out of nightly.config
• wip • ℹ️ • Setting ultima.tabs.multiline.labels makes tabs labels span multiple lines, only for vertical tabs & very experimental, I'm a bit hesitant when it comes to manipulating individual tab heights.. so time will tell if this sticks around.

Gradient outline (setting) | Tab group label 4 spacing | Consistent theming for Sidebar pages

After 1700px, new tab page shortcuts take up more spacing (user.theme.xtension.newtab.compact) (could use some work)

Setting ultima.tabs.closetabbutton.on.icon, only applies to expanded/expandOnHover

Setting ultima.tabs.multiline.labels, wip, very experimental

FF Ultima is reaching it's maturity, additional updates to the theme will most likely only focus on bugs, patches, and fine-tuning. If you'd like to see more features added to the list, feel free to fork or push via pull request. Contributors, like always - are always welcome. Otherwise, enjoy.

FF Ultima Version 3.2 Release

• Click Me ⬇️ Release Download
• Click Me ⬇️ Source Download
• 🗨️ Submit an issue or ask questions not answered in the Wiki.
• ⚙️ Change settings, tab size, autohiding, spacing, and more.
• ⚙️ How to Update the Theme to a new version.

Version Notes

• Another quality of life centered update. Focusing primarily on reported issues & current/future firefox version changes.
• User.js (recommended) not required.
• Firefox 138+ required.

Change Log:

• fyi • ℹ️ • "The Hard Way" installation method fully automates install & updates for all Operating Systems
• fix • 🔴 • navbar.autohide and bookmark.autohide now respect when a bookmark dropdown/folder is active/open #335 d05a47c
• fix • 🔴 • Url bar was too transparent in user.theme.transparent #336
• new • 🟢 • Setting ultima.sidebar.revamped.hide.when.horizontal can keep or hide the revamped sidebar even when using Horizontal Tabs #338
• new • 🟢 • You can now override individual custom icons with (multiple) user.theme.xtension...icon settings
• new • 🟢 • You can now force a specific tab outline color using user.theme.xtras.tab.outline.color settings
• new • 🟢 • Reduce the spacing between the new tab page shortcuts with user.theme.xtension.newtab.compact
• qol • 🟡 • button hover adjustment, menu panel adjustments in user.theme.transparent #336
• qol • 🟡 • The Adaptive Tab Color Wiki has been updated with extra configuration testing, by @flick36 #336
• qol • 🟡 • yt theming header inconsistencies with certain color schemes #340
• qol • 🟡 • yt theming shorts cinematic container adjustment #340
• qol • 🟡 • Tab groups background #4 outline reduced by 2px
• qol • 🟡 • color correction for carl themed window controls @ShKev03 #341

FF Ultima is reaching it's maturity, additional updates to the theme will most likely only focus on bugs, patches, and fine-tuning. If you'd like to see more features added to the list, feel free to fork or push via pull request. Contributors, like always - are always welcome. Otherwise, enjoy.

FF Ultima Version 3.1 Release

• Click Me ⬇️ Release Download
• Click Me ⬇️ Source Download
• 🗨️ Submit an issue or ask questions not answered in the Wiki.
• ⚙️ Change settings, tab size, autohiding, spacing, and more.
• ⚙️ How to Update the Theme to a new version.

Version Notes

• Another quality of life update. Centered around reported issues & current/future firefox version changes.
• User.js (recommended) not required.
• Firefox 138+ required.

Change Log:

• fyi • ℹ️ • "The Hard Way" installation method fully automates install & updates for all Operating Systems
• fix • 🔴 • Find bar visibility adjustment 92cba3d
• fix • 🔴 • Setting ultima.tabs.tabgroups.background.4 no longer increases width of vertical tabs, no more shift 23f0311
• fix • 🔴 • Setting user.theme.xtension.swap.addon.colors replaces ultima.theme.color.swap to handle swapping of color variables for certain addon themes #330 @rabbit-time
• new • 🟢 • Setting ultima.tabs.tabgroups.label.3 is now the new default tab groups style 23f0311
• new • 🟢 • Setting ultima.spacing.compact.addonmanager for a compact grid style add on manager page #326
• new • 🟢 • Setting ultima.navbar.bookmarks.scrollable lets you scroll the bookmarks toolbar credit to @dreadbalaur for the inspiration 58efa73
• new • 🟢 • Setting ultima.navbar.bookmarks.scrollable works when using only buttons on the bookmarks bar e0d5e30
• new • 🟢 • Setting ultima.navbar.bookmarks.compact shrinks the height of the bookmarks toolbar, when floating, the bookmarks shrink both height & width instead a8d8174.
• qol • 🟡 • Setting ultima.navbar.bookmarks.fading is no more
• qol • 🟡 • Setting ultima.navbar.bookmarks.float.autohide is no more
• qol • 🟡 • Setting ultima.navbar.bookmarks.float.compact is no more
• qol • 🟡 • Setting ultima.navbar.bookmarks.float.left is no more
• qol • 🟡 • Setting ultima.navbar.bookmarks.float.smaller is no more
• qol • 🟡 • Positioning and autohiding of the "floating bookmarks bar" now works with the existing ultima.navbar.bookmarks.autohide & ultima.navbar.bookmarks.centered settings. This allows for consistent positioning and less settings clogging up your about:config page a8d8174 #328
• qol • 🟡 • Tab groups background colors adjustments
• qol • 🟡 • Leave Page dialog now highlights the "Leave Page" button in red, instead of the default firefox blue
• fix • 🟡 • Setting ultima.navbar.bookmarks.centered adjust when Window width is smaller 5283649
• qol • 🟡 • Window controls (on windows) spacing & sizing adjustments 7baa6e5
• qol • 🟡 • Window controls spacing (in Windows) & consistent colors when window is active/inactive/colorscheme 0422b64
• qol • 🟡 • Setting ultima.tabs.pinnedtabs.style.1 renamed to ultima.tabs.always.show.pinned for clarity. pinnedtabs.style.1 will still work for now, but it will soon be removed in favor of the new name 84f48fe
• qol • 🟡 • Transparent color scheme adjustments
• qol • 🟡 • YT styling, transparent adjustments
• qol • 🟡 • Floating urlbar adjustments #329 83d9f80
• qol • 🟡 • Autoscroller icon restoration

FF Ultima Kanagawa Wave Edition by @pitchaya-s

Bookmarks toolbar settings & combinations

Tab Groups label 3 & background 4

FF Ultima is reaching it's maturity, additional updates to the theme will most likely only focus on bugs, patches, and fine-tuning. If you'd like to see more features added to the list, feel free to fork or push via pull request. Contributors, like always - are always welcome. Otherwise, enjoy.