ROOT REQUIRED!

AutoKiller fine tunes android's inner memory manager to keep your device fast and smooth.

Features:
-advanced mode
-presets (with shortcuts)
-settings reapply on boot
-statistics

1.1:
-stability and speed improvements
-boot setting delayed
-fixed FCs

in case of FC please send mail.
Check the home page!

APKoptic is an application manager that enables you to launch or uninstall applications. You can also create a backup of the application on SD card as well as restore or install the APK from SD card.

Open source Android file browser. (Early alpha version)
Simple file browser with cut, copy and paste actions.
Google Code Page

The best timer clock for your poker tournament. Fully customizable, good-looking, and easy to use!

* Five tournament profiles with custom blinds, ante & duration for every round
* Any number of breaks
* Sound and vibration
* A ton of nice features

Featured File Manager & App Manager & Task Manager which can explore the Local Phones & LAN Shares & FTP Servers.

Toggles WiFi on/off with proximity to networks, using cell towers recorded while this service is running and connected to those networks. Please report issues to wapdroid.com.
*Eris & Sprint Hero w/Android 1.5 Cupcake do not provide cell tower info as HTC incompletely added CDMA which is not officially supported by Android.

AndExplorer is a file manager for Android devices. It allows browsing files and folders stored on device and sdcard. It can sort by name, size and date. Copy/Paste, rename, delete, create folder, send files as email attachment features are available. It is able to uncompress ZIP, GZIP and TAR files too. It can be called from another application through Intent facilities (open file/folder, uncompress).

S3Anywhere is an Amazon S3 file manager for Android Handsets. It allows managing several S3 buckets. It comes with both handset and S3 file managers. It provides download and upload features. Resume support for download is available. File managers allows renaming, deleting, and copying files. You can view permissions (ACL) on each file.

100 levels of Sokoban frenzy in full 3D graphics on your Android phone.