Open Office - Open Office is a free Office Suite similar to Microsoft Office. It contains email, word processing, spreadsheets and databases. To find out more click here.
Gimp - Gimp is free photo editing software similar to photoshop. To find out more click here.
AVG - AVG is a free anti-virus suite to protect your computer from viruses. To find out more click here.
Malwarebytes - Malwarebytes is free software that removes spyware & malware. To learn more click here.