Server IP & Memory Usage Display
Show the memory limit, current memory usage and IP address in the admin footer.
Plugin tag: memory limit
Memory Usage, Memory Limit, PHP and Server Memory Health Check and Provide Suggestions
WPmemory Check High Memory Usage, Memory Limit, PHP Memory, hardware memory, errors & show result…
Memory Meter
View and log website memory usage and check memory limits.
Memory Usage Bar
Display the current memory usage bar on admin header.
Memory Bump
If you are trying to update to WordPress 3.0 and you are frozen on "Downloading…"…
CodePile
A WordPress plugin providing a modular assortment of simple and useful features.