Google Reader:
Useful keyboard shortcuts:
j/k: next/previous item
- space/<Shift> + space: next/previous item or page
- n/p: scan down/up (list only)
- o/enter: expand/collapse (list only)
- s: star item
- <Shift> + s: share item
- v: view original
- t: tag item
- m: mark item as read
- r: refresh
- u: toggle full screen mode
- <Shift> + a: mark all as read
- 1: switch to expanded view
- 2: switch to list view
- <Shift> + n/p: next/previous subscription
- <Shift> + x: expand folder
- <Shift> + o: open subscription or folder
- g then h: go home
- g then a: go to all items
- g then s: go to starred items
- g then t: open tag selector
- g then u: open subscription selector