Slottle version history - 10 versions
Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.
Latest version
Version 1.2.3
Released Jun 16, 2026 - 251.66 KBWorks with firefox 140.0 and laterSource code released under MIT License
Older versions
Version 1.2.2
Released May 26, 2026 - 251.8 KBWorks with firefox 140.0 and laterSource code released under MIT License
Version 1.2.0
Released May 21, 2026 - 251.68 KBWorks with firefox 140.0 and laterSource code released under MIT License
Version 1.1.13
Released May 18, 2026 - 251.24 KBWorks with firefox 140.0 and laterSource code released under MIT License
Version 1.1.8
Released May 16, 2026 - 251.27 KBWorks with firefox 140.0 and laterFixes- Fix duplicate UIDs in ICS causing events to be dropped on import
- Fix ICS UNTIL date not reflecting selected date range
- Fix wrong day offsets in exported calendar events
Source code released under MIT License
Version 1.1.7
Released May 14, 2026 - 250.46 KBWorks with firefox 140.0 and laterWhat's Changed
Features
- Added legal modal (disclaimer, privacy policy, terms of use)
- Added in-app changelog links
- Added tooltips for icon buttons
- Added session expiry banner with cookie state indicators
Fixes
- Fixed debug button showing in Firefox production builds
- Fixed navigation away from extension page now opening a new tab
- Fixed saved schedules being wiped on refresh
- Fixed offline data viewing being blocked by rehydration deadlock
- Fixed data flash caused by improper Zustand hydration
- Fixed generated schedules not persisting across sessionsSource code released under MIT License
Version 1.1.6
Released May 8, 2026 - 249.09 KBWorks with firefox 140.0 and laterWhat's Changed
FeaturesAdded tutorial info modal
FixesFixed performance issues (memory leaks, re-render loops, worker termination)
Fixed Firefox compatibility (Zustand CSP patch)
Fixed infinite render loops and stale import paths
RefactorSplit hub client into adapter/client/courses/rooms/session modules
Split parser into schedule-parser and course-builder
Improved maintainability across codebase
RemovedRemoved PE course data and related functionalitySource code released under MIT License
Version 1.1.3
Released May 4, 2026 - 338.57 KBWorks with firefox 140.0 and later- Offloaded schedule generation to Web Workers for a smoother UI.
- Parallelized API requests to significantly reduce loading times.
- Moved network requests to background scripts for improved security.
- Enabled unlimited storage to prevent data loss and crashes.
Source code released under MIT License
Version 1.1.2
Released May 4, 2026 - 337.57 KBWorks with firefox 140.0 and laterv1.1.2 - Fix: Connection Issues
Fixed: A critical bug that prevented data scraping after the website's recent updatesSource code released under MIT License
Version 1.1.0
Released May 1, 2026 - 337.33 KBWorks with firefox 140.0 and laterRelease Notes:
v1.1.0
• Schedules now generate automatically as you select sections — no more manual Generate button
• Dead-end conflict detection: warns you when your current selection leads to no valid schedules
• Select All / Deselect All sections per course, with filter-aware bulk selection
• Split sidebar layout: when the panel is wide enough, course list and section picker appear side by side
• Added support for Laguna campus
• Various layout and scrolling fixes for compact and wide viewsSource code released under MIT License