You can try Keylord - cross-platform administration and development GUI application for key-value databases like Redis, LevelDB, etc.

- support Redis and LevelDB key-value databases (other key-value engines will be available late)
- display keys in flat and hierarchical views
- can load millions of keys asynchronously
- can create/read/update/delete keys of different types
- clear and predictable UI
In the next releases we going to support memcached, pub-sub, LUA scripts, etc.