Block Together - A useful tool which helps you block trolls on Twitter.

Explorecams - Explorecams allows you to search through thousands of images that people taken on specific photo camera bodies & lenses.

Secateur - Use Secateur if you want to temporarily or permanently block or mute (or both block and mute) a Twitter account and all its followers.

Unsplash - Unsplash is a website with high-quality free HD images. It has a catalog of more than three hundred thousand striking images that are neatly organized with tags. Read more about Unsplash.

CleanSpeak - Keep inappropriate content and trolls out of your community

Shutterstock - Shutterstock is a provider of stock photos, illustrations, and vector art. The website allows individuals to purchase a subscription and download copyrighted art for creative projects. Read more about Shutterstock.