1. Mail Chimp: http://mailchimp.com/ Manage emailing features, email subscribers and analyze user.

2. FotoFlexer: http://fotoflexer.com/ To add effects or edit photographs.

3. Lucid Chart: https://www.lucidchart.com To draw diagram for businesses / IT / Product Management etc.

4. BBFlashBack:  http://www.bbsoftware.co.uk Computer screen recording software.

5. Snipping Tool: This is Windows inbuilt tool to capture screen shots.

If you know of any other tools/ online resources, please share the information in the comments section.

Regards,
Archana