SafeNote - Password protected notepad application. Trial version available for download. [Series 60] - http://www.eksikalori.com/
EEMame - A port of the MAME arcade game emulator for mobile phones. Includes discussion forum, downloads and list of supported roms. [Series 60, UIQ] - http://www.harmonicode.com/EEMame/
TIVR Communications - Offer a H.264 video decoder which support real time decoding up to QVGA resolution on mobile devices. [Series 60] - http://www.tivr.co.in/
jWallet - Password management tool. Includes downloads, discussion forum and user manual. [Series 60] - http://sire.estig.ipb.pt/jWallet/
Mandala Notebook - Organizer tool for managing notes, tasks and appointments. Supports import/export to MS Word and outlook synchronization. [UIQ] - http://www.mandalait.com/
Agile Mobile - Offer an instant messenger tool that connects with AIM, Yahoo, MSN and ICQ networks. [UIQ, Series 60] - http://www.agilemobile.com/
Frozen Bubble - Conversion of the puzzle game for the Series 60 platform. - http://fb-s60.sourceforge.net/
GnuPoc - Symbian OS SDK for GNU/Linux. ER5, Quartz, 9210, Series 60, UIQ SDKs supported. - http://gnupoc.sourceforge.net/
E32Frodo - Open source Commodore 64 emulator. Includes downloads and documentation. [Nokia 9210, Series 60, ER5] - http://e32frodo.sourceforge.net/
Cerience Corporation - RepliGo document conversion tool that allows viewing of most common PC document formats on compatible mobile devices. [UIQ, Series60] - http://www.cerience.com/products/repligo.htm
PuTTY for Symbian OS - Free SSH client. Includes news, documentation, FAQ and downloads. [UIQ, Nokia Communicators, Nokia Series 60] - http://s2putty.sourceforge.net/
Adobe Reader - PDF file reader. Free download. [Nokia 6680, Nokia Communicator 9500/9210/9290] - http://www.adobe.com/products/acrobat/readerforsymbian.html
Opera for Mobile - Web browser software. Also offer a proxy based web acceleration product which eliminates unnecessary web content prior to it being downloaded to a mobile device. - http://www.opera.com/download/index.dml?platform=symbian