Shamrock Software GmbH:
CapiDog
ISDN monitor program showing busy channels in system tray and pops up a window showing the calling, called and redirecting numbers when a call comes in. Also allows a d-channel trace into a file. Requires an AVM, Gerdes, or Scitel ISDN adapter.
CapiCall
ISDN-based voicemail and information software with touch-tone controlled menus. Based on the German version, an English Language Pack is available from: http://www.shamrock.de/en
NetMail-Light
NetMail is a mail system for local networks and mobile access, either with the built-in webmail interface, or using NetMail's own client software. Also optimized for GSM, GPRS, UMTS, TCP/IP connections. (Not suited for Outlook as client.)