Glaze by Frostdev
Canvas, Blackboard & Moodle themes and dark mode. Planner, GPA and notes on Canvas & Blackboard.
Available on Firefox for Android™Available on Firefox for Android™
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About this extension
Give Canvas, Blackboard Ultra and Moodle your own theme and dark mode. On Canvas and Blackboard Ultra, Glaze adds a student planner, to-do list, GPA calculator and notes. Free, with no Glaze account, ads or analytics.
YOUR LOOK
• Apply one of eleven Looks, or get free ones at frostdev.io/glaze/looks.
• Dark mode: pair a light and a dark palette with your system's appearance or a schedule.
• Custom colors and fonts: edit all fourteen colors, give each course its own color, and pick Lexend, OpenDyslexic or any Google Font.
• Backgrounds: a gradient, your own picture or one of eleven animated scenes.
• Pointers in Look › Pointer, and typing effects that never read what you type and stay out of password fields and quizzes.
• Glaze navigation, and Ctrl+K (⌘K on a Mac) to jump to any course, page or setting.
PLAN AND STUDY ON CANVAS AND BLACKBOARD ULTRA
• Better To Do: coursework grouped by due date, with your own tasks and focus sessions.
• Announcements open in a Glaze pop-up from Better To Do or Ctrl+K on Canvas and Blackboard Ultra, and from the sites' own lists, including Moodle. Hover to preview in Better To Do and those lists.
• Due-date reminders in the page, never browser notifications, off until you turn them on.
• Import your class schedule or a syllabus from a PDF or photo, read on your device, and export deadlines as a calendar file (.ics).
• Notes with folders and attachments, a focus timer and a pet habitat.
• Course tabs keep up to 4 course pages live alongside the main page.
CANVAS
• A GPA calculator, plus what-if grades that follow Canvas's grading rules.
• Folded assignment rubrics open in a Glaze pop-up with your published scores and feedback.
• Download all for a module's files. Items you haven't opened are left out, and redirected files stop with an error asking you to download them from Canvas.
• Glaze themes Canvas's own what-if scores, editor recovery, nicknames, colors, Files-folder zips and unread counts; it does not replace them.
BLACKBOARD ULTRA
• Grades: score bars, what-if grades and a GPA calculator with past terms and a goal.
• Assignment rubrics, with your published scores and feedback, show in the page when there's room, otherwise in the pop-up.
• Course Content: due-date status, course progress and new-content badges.
• Download all zips files from items you've already opened, so unopened items aren't marked viewed.
MOODLE
• Glaze styles Moodle's Boost theme (Moodle 5, and 4.x where the markup matches), with course totals on cards, what's due this week and Glaze navigation.
AT YOUR SCHOOL
Works from install on instructure.com, blackboard.com and moodlecloud.com. Install access also covers frostdev.io and share.frostdev.io; other hosts are requested when needed. Add your school's own address in Settings › Privacy and data › Sites; Back up… and Restore… there save everything in one file. Glaze never changes grades, submits coursework or sends messages, and what-if scores stay on your device.
PRIVACY
No analytics, no ads and no account. Settings stay in your browser and follow Firefox sync if it is on (they include course nicknames, GPA choices and some school/course/account identifiers). Course details, grade records, notes, tasks, your place, the due list and typing backups stay on your device. Glaze reads your own Blackboard, Canvas or Moodle site using your existing session, and writes to it only when you ask (a planner tick, a Canvas nickname or color, Sign out, Moodle's Edit mode, marking announcements read when opened in Canvas or in Moodle forums with automatic read tracking); previews and Blackboard send no read mark. Rubrics are read-only. Chosen web fonts and background images make ordinary network requests; linked videos and animations are fetched by Glaze's worker without cookies, a referrer or redirects (12 MiB video, 6 MiB picture, 1 MiB Lottie; video/picture sides up to 4096 pixels). Identifying metadata is removed from the file’s container; encoded streams and visible pixels remain. Files saved before 3.3.5 that cannot be cleaned stay on this device and are not shared. Course tab sketches stay in memory and are never sent anywhere. Share sessions, only if you use them, send encrypted content that the relay cannot read. These services receive connection data such as your IP address. Glaze does not collect or sell your data. Full policy: https://github.com/frostdev-ops/glaze/blob/main/PRIVACY.md
Open source (MIT): https://github.com/frostdev-ops/glaze
Canvas is a trademark of Instructure, Inc. Blackboard is a trademark of Anthology Inc. Moodle is a registered trademark of Moodle Pty Ltd. Glaze is an independent project and is not affiliated with or endorsed by any of these companies or any school.
YOUR LOOK
• Apply one of eleven Looks, or get free ones at frostdev.io/glaze/looks.
• Dark mode: pair a light and a dark palette with your system's appearance or a schedule.
• Custom colors and fonts: edit all fourteen colors, give each course its own color, and pick Lexend, OpenDyslexic or any Google Font.
• Backgrounds: a gradient, your own picture or one of eleven animated scenes.
• Pointers in Look › Pointer, and typing effects that never read what you type and stay out of password fields and quizzes.
• Glaze navigation, and Ctrl+K (⌘K on a Mac) to jump to any course, page or setting.
PLAN AND STUDY ON CANVAS AND BLACKBOARD ULTRA
• Better To Do: coursework grouped by due date, with your own tasks and focus sessions.
• Announcements open in a Glaze pop-up from Better To Do or Ctrl+K on Canvas and Blackboard Ultra, and from the sites' own lists, including Moodle. Hover to preview in Better To Do and those lists.
• Due-date reminders in the page, never browser notifications, off until you turn them on.
• Import your class schedule or a syllabus from a PDF or photo, read on your device, and export deadlines as a calendar file (.ics).
• Notes with folders and attachments, a focus timer and a pet habitat.
• Course tabs keep up to 4 course pages live alongside the main page.
CANVAS
• A GPA calculator, plus what-if grades that follow Canvas's grading rules.
• Folded assignment rubrics open in a Glaze pop-up with your published scores and feedback.
• Download all for a module's files. Items you haven't opened are left out, and redirected files stop with an error asking you to download them from Canvas.
• Glaze themes Canvas's own what-if scores, editor recovery, nicknames, colors, Files-folder zips and unread counts; it does not replace them.
BLACKBOARD ULTRA
• Grades: score bars, what-if grades and a GPA calculator with past terms and a goal.
• Assignment rubrics, with your published scores and feedback, show in the page when there's room, otherwise in the pop-up.
• Course Content: due-date status, course progress and new-content badges.
• Download all zips files from items you've already opened, so unopened items aren't marked viewed.
MOODLE
• Glaze styles Moodle's Boost theme (Moodle 5, and 4.x where the markup matches), with course totals on cards, what's due this week and Glaze navigation.
AT YOUR SCHOOL
Works from install on instructure.com, blackboard.com and moodlecloud.com. Install access also covers frostdev.io and share.frostdev.io; other hosts are requested when needed. Add your school's own address in Settings › Privacy and data › Sites; Back up… and Restore… there save everything in one file. Glaze never changes grades, submits coursework or sends messages, and what-if scores stay on your device.
PRIVACY
No analytics, no ads and no account. Settings stay in your browser and follow Firefox sync if it is on (they include course nicknames, GPA choices and some school/course/account identifiers). Course details, grade records, notes, tasks, your place, the due list and typing backups stay on your device. Glaze reads your own Blackboard, Canvas or Moodle site using your existing session, and writes to it only when you ask (a planner tick, a Canvas nickname or color, Sign out, Moodle's Edit mode, marking announcements read when opened in Canvas or in Moodle forums with automatic read tracking); previews and Blackboard send no read mark. Rubrics are read-only. Chosen web fonts and background images make ordinary network requests; linked videos and animations are fetched by Glaze's worker without cookies, a referrer or redirects (12 MiB video, 6 MiB picture, 1 MiB Lottie; video/picture sides up to 4096 pixels). Identifying metadata is removed from the file’s container; encoded streams and visible pixels remain. Files saved before 3.3.5 that cannot be cleaned stay on this device and are not shared. Course tab sketches stay in memory and are never sent anywhere. Share sessions, only if you use them, send encrypted content that the relay cannot read. These services receive connection data such as your IP address. Glaze does not collect or sell your data. Full policy: https://github.com/frostdev-ops/glaze/blob/main/PRIVACY.md
Open source (MIT): https://github.com/frostdev-ops/glaze
Canvas is a trademark of Instructure, Inc. Blackboard is a trademark of Anthology Inc. Moodle is a registered trademark of Moodle Pty Ltd. Glaze is an independent project and is not affiliated with or endorsed by any of these companies or any school.
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Permissions and data
Required permissions:
- Access your data for sites in the blackboard.com domain
- Access your data for sites in the instructure.com domain
- Access your data for sites in the moodlecloud.com domain
- Access your data for frostdev.io
Optional permissions:
- Access your data for sites in the instructure.com domain
- Access your data for sites in the blackboard.com domain
- Access your data for sites in the moodlecloud.com domain
- Access your data for frostdev.io
- Access your data for share.frostdev.io
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 3.4.6
- Size
- 28.1 MB
- Last updated
- 2 days ago (Oct 27, 2026)
- Related Categories
- License
- MIT License
- Privacy Policy
- Read the privacy policy for this add-on
- Version History
- Tags
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