OptinMonster - OptinMonster helps to convert abandoning website visitors into subscribers and customers.
Elfsight - All-in-One platform with 80+ widgets designed to solve any of your website tasks. Customizable Social Feeds, Reviews, Forms, Chats, and many more widgets to increase brand credibility, engage more customers, and skyrocket your sales!
Freebiebucket - Curated free tools & resources for makers 🛠
InstaPlug App - Embed your Instagram feed on the website for free and attract more visitors using the Instagram website widget.
Yeps! - All-in-one bar for your website
EmbedSocial - EmbedAlbum tool allows users to embed their Facebook, Instagram and Twitter photo albums on their blogs or websites.