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v.1.5.0
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[1.5.0] - 2026-02-13
Added
Undo for destructive actions — delete/bulk-delete operations now show an Undo button in the toast notification (8-second window to revert)
Auto-backup system — daily automatic backup of all data, keeps last 3 snapshots, restore from Settings > Data & Storage
Single-domain export — export button on each style card to save one domain's styles as a standalone JSON file
Keyboard shortcut cheatsheet — help button (?) in editor toolbar shows all shortcuts in an overlay
Onboarding guidance — empty popup state now explains how to get started with Visual Editor, CSS Editor, or Quick CSS
Storage quota protection — all save operations now catch and surface quota exceeded errors instead of silently failing
Export buttons on individual style cards in Options page
Improved
Better empty states across all interfaces
Version consistency across all files
[1.4.0] - 2026-02-13
Added
Code folding — click -/+ buttons in the gutter to collapse/expand CSS blocks, supports nested folding
CSS linting — real-time error/warning detection with gutter dots, clickable lint panel, detects unclosed braces, missing semicolons, invalid hex colors, property typos
Enhanced readability mode — 4 reading themes (Dark/Sepia/Light/OLED), font picker with 6 system + 3 Google Fonts, font size slider (12-28px), line height slider (1.2-2.4), content width slider (400-1000px)
Readability settings panel in popup with live preview
Google Fonts loaded on demand via @import
[1.3.0] - 2026-02-13
Added
Sort controls — Custom CSS tab: Domain A-Z/Z-A, Most/Fewest Lines, Recently Modified. Themes tab: Name A-Z/Z-A, Domain A-Z, Most Lines, Recently Installed
Filter controls — All, Enabled, Disabled (themes also: Has Update)
Bulk operations — Select All checkbox, per-card checkboxes, bulk Enable/Disable/Delete for both tabs
Auto-update check — Check Updates button fetches latest CSS from UserStyles.world API, shows update badges, one-click apply
Clone/duplicate — clone styles or themes to another domain with one click
installedAt timestamp on all new USw theme installs
Install date shown in theme card metadata
[1.2.0] - 2026-02-13
Added
Advanced URL pattern matching — 5 pattern types: domain, url, url-prefix, regexp, wildcard
"Applies To" UI — collapsible panel in CSS editor with per-pattern type dropdown + value input, live save
Style metadata — name, description, created/modified dates per domain entry
Sidebar shows meta name when available
Backward compatible: entries without appliesTo fall back to domain key matching
[1.1.0] - 2026-02-13
Added
Find & Replace — Ctrl+F/Ctrl+H with regex support, case-sensitive toggle, match highlighting, replace one/all
Color picker — inline color swatches for hex/rgb/hsl values, click to edit with native color input
Bracket matching — highlights matching {}, (), [] pairs at cursor position
Quick CSS in popup — collapsible textarea for quick edits, save & apply, expand to full editor
[1.0.9] - 2026-02-13
Added
Delete buttons in sidebar for domains, custom CSS, and themes
Auto-cleanup of empty domain entries after deletion
[1.0.8] - 2026-02-13
Fixed
MV3 CSP compliance — extracted inline script to editor.js
[1.0.7] - 2026-02-13
Added
Edit buttons in popup and options link to full CSS editor
Hash-based routing (#domain or #domain/theme/ID)
Sidebar tree structure with collapsible domains
[1.0.6] - 2026-02-13
Added
Full-page CSS editor (editor.html) with syntax highlighting, line numbers, autocomplete, live preview, undo/redo, auto-indent, format, domain sidebar
[1.0.5] - 2026-02-13
Added
Installed styles section in popup showing custom CSS + themes for current domain
Popup storage independence from background worker
[1.0.4] - 2026-02-12
Fixed
Stylus settings object detection during import
[1.0.3] - 2026-02-12
Changed
Complete options.js rewrite eliminating background worker dependency
Direct storage reads/writes throughout
Stylebot import support
Runtime.lastError fixes
Tab URL filtering for message passing
Generated extension icons
[1.0.2] - 2026-02-12
Added
Direct storage writes bypassing service worker
Toolbar badge counter showing active styles per tab
[1.0.1] - 2026-02-12
Added
Stylus backup import with multi-domain aggregation
@-moz-document section parsing and domain extraction
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