Take control of your incoming calls and SMS. It will handle the incoming calls and SMS for you and personalize your approach to the callers - answer with a busy tone, send a kind SMS, hide call logs.

Tuppy - the best way to unify your social networks friends activity. To do so just enter your login and password at http://www.tuppy.com or simply register there for free. Or click Cancel - you will only be able to look through the Tuppy's public friend screen.

Machines discovery and port scanner for wifi networks. (DONATE VERSION)

TwitPic Share Online plugin for Android (TwitPic Share) is an Android application that enables you to upload-and-tweet photos to websites from any fellow application that has a Share command.

Send customized one-click sms responses to calls you don't answer.

This is also useful if you are already on a call, and another call is coming in.

NOTE: Security restrictions on the Droid block in-call notifications until your calls have ended.

Also see Call Waiting Configurations to avoid missing calls & sms messages

yaxim - Yet Another XMPP Instant Messenger

yaxim (Yet Another XMPP Instant Messenger) is a Jabber/XMPP client with open source (GPLv2). Why pay for SMS if you can have unlimited messaging on your data plan?

yaxim aims at security, low overhead and keeping your server connection open. So far, it only supports a single account.

Yaxim is Open-Source. You can contribute too!

OpenVPN connection manager with authentication prompt. OpenSource
Please use the Market version if you can.

v0.8.3: bugfix
v0.8.2: settings: autoload tun driver, set DNS srv
v0.8: Traffic stats in Notif panel
v0.7: Authentication prompt

Need root, tun driver and openvpn binaries. README: http://tinyurl.com/tdreadme

Follow: http://twitter.com/cvandeplas

Email me if not working

ConnectBot is a powerful open-source Secure Shell (SSH) client. It can manage simultaneous SSH sessions, create secure tunnels, and copy/paste between other applications.

This client allows you to connect to Secure Shell servers that typically run on UNIX-based servers. See Wikipedia for more information on Secure Shell.

Textecution completely disables texting (and optionally web, email, and IM) while driving. If the user is a passenger, they can request permission from a parent/admin phone number with the press of a button. All application settings can be protected with a parent password.