Markd

Markd adds visual chapter markers to YouTube's progress bar so you can navigate videos instantly.

KEY FEATURES
• Automatic Chapter Detection
Finds chapters from three sources:
— SponsorBlock community database
— Video descriptions
— User comments

• Custom Timestamps
Paste your own chapters from anywhere
Supports: "0:00 Title", "[0:00] Title", "00:00 - Title"

• Visual Progress Bar
Color-coded segments show all chapters at a glance
Hover for names • Click to jump instantly

• Keyboard Shortcuts
Shift + Arrows (Chrome) or CTRL + Arrows (Firefox)

• Smart & Clean
Auto-validates timestamps • Removes duplicates
Seamless YouTube integration

🔒 PRIVACY FIRST

✓ No tracking or data collection
✓ No ads
✓ Custom timestamps stored locally only
✓ Open source and transparent

📦 HOW IT WORKS

1. Install extension
2. Open any YouTube video
3. Chapters appear automatically
4. Hover and click, or use keyboard shortcuts

That's it. No configuration needed.

Perfect for students, researchers, content creators, and anyone who values efficient video navigation.