Caltech Course Code Tooltip

Name: Caltech Course Code Tooltip
Rating: 5 (2 reviews)
Author: Varun Rodrigues

Automatically detects Caltech course codes on web pages and displays helpful tooltips.

As of June 2026, Caltech Course Code Tooltip has 14 users and a 5.00/5 rating from 2 reviews in the Education category.

Varun Rodrigues Education

Chrome Web Store ↗.crx

Users−12.5%

Rating0%

5.00

2 reviews

Reviews0%

Version

1.1.0

Manifest V3

History

4 snapshots

Tracking since Apr 19, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 19, 2026	16	5.00	2	1.1.0
May 4, 2026	16	5.00	2	1.1.0
May 26, 2026	15	5.00	2	1.1.0
Jun 7, 2026	16	5.00	2	1.1.0
Now	14	5.00	2	1.1.0

Permissions & access

Permissions: activeTabstorage
Host access: None declared

Screenshots

Caltech Course Code Tooltip screenshot 1

About

Instantly view Caltech course details on the web.

This extension automatically detects Caltech course codes (like "CS 1", "Ma 108", or "Ph1a") on any webpage and shows you helpful tooltips with course information, including title, units, terms offered, prerequisites, and instructors.

Key Features: 
Click to Pin - Click any tooltip to keep it open for detailed reading
Cycle courses - Clicking multiple times on course lists (e.g. Ay 121-127) will cycle through each course.
Manual Lookup - Search for specific courses using the popup (click the extension icon) 
Customizable - Toggle instructors, adjust tooltip timing, and more in settings

Getting Started:
1. Pin this extension to your toolbar for easy access
2. Visit any webpage with Caltech course codes
3. Hover over course codes to see instant tooltips
4. Click the extension icon to search courses manually or adjust settings

Perfect for students planning their course schedules, faculty writing syllabi, or anyone researching Caltech's academic offerings. Works on course catalogs, academic papers, student forums, and any other webpage mentioning Caltech courses.