This section provides tips and tools for computer maintenance, content production and communication and information sharing
(Links checked November 2015).

PC maintenance

1. If you use a registered version of Windows, please regularly check 'Windows Updates'

2. Install Security software (firewall and Anti-virus). There are several free packages for non-commercial use:

1. ZoneAlarm Basic firewall download here
2. AVG Internet Security 2015 download here
3. AVAST Free Antivirus download here

3. Use reliable online virus scanners: e.g. F-Secure link here, Bitdefender link here (only Internet explorer); Kaspersky Free Virus Scan link here; Norton Symantec Security Check link here

4. Install a Spyware remover: e.g. Malwarebytes Anti-Malware, Ad-Aware 11 download here; Spybot free download here

5. Clear your Temp files regularly (1x week). They can take up much memory and make your system slow: Go to Start --) Accessories--) System tools--) Disk Cleanup

6. Defragment your Harddisk regularly (1x week) and Check errors on your harddisk (regularly (1x month): Start --)click right mouse--) Explorer--) C:drive--) click right mouse --) Properties--) Tools--) Defrag or Error checking

7. BACK-UP your data regularly!

Web Tools

1. Free or cheap telephone calls ( or Voipbuster (

2. Making PDFs: PDFCreator ( a effective tool to make PDFs from documents. Install and use as a printer (OSS)!

3. Small powerful PDF reader, fast alternative for Acrobat Reader: Foxit (

4. Website design ( - user-friendly package (OSS)

5. Office tools: Open Office 4: ( free application for Word Processing, Spreadsheet, Database, Presentations (OSS)

6. Paint programme: ( PC-based drawing/painting (OSS)

7. 3-D Modelling: Google SketchUp: ( to create drawings for engineering

8. Audio recording and editing: Audacity (

9. Media Player: VideoLan (VLC) - Open source, support a large number of media formats download here

10. Picture management and quality enhancement: Picasa (

11. Screen capture Faststone Capture (Latest free version)

12. FTP software to upload (large) files to a (web)server (freeware) FileZilla

If you have other tips, please let us know!

Disclaimer: This is a service to assist users in finding useful software. InfoBridge cannot be held liable for any consequences of using the tools.