English
Español
Français
Português
日本語
简体中文
한국인 No user reviews found
Best Slumber Alternatives
Here are some Firefox add-ons that are similar to Slumber:
Lazy Tabs (Tab Suspender)
e1024kb
1 5.00 
(1) 
SleepyTabs - Tab Suspender & Manager
Sato
2K 4.85 (20) 
Tab Optimizer
DEBET
137 3.00 (1) 
Smart Tab Suspender
Yavuz Yıldırım
37 4.63 (8) 
MemoryGuard
ABC8
- 0.00 (0) Tab Suspender – Save Memory
Lucky88
7 1.00 (1) 
Hibernating Tabs
Cprofessional
46 0.00 (0) Auto Tab Suspender
Z16
6 3.00 (2) Great Suspender resources
the-great-suspender
25 0.00 (0) 
Auto Suspend Tabs
Beard
4 0.00 (0) 
Smart Tab Suspender
Bysw
2 0.00 (0) 
Tab Memory Saver
Ecceuxedin
108 0.00 (0)