Retweet Picker - Retweet Picker is an online tool that is helping you to select the random winner from Twitter for the giveaways.
Muzli - UI/UX and Design Inspiration Chrome Extension
Tweetdraw - Tweetdraw is an online tool that provides an easy way to pick a winner for a giveaway, having a quick Twitter Quote Draw, Instagram Comment Draw, and Twitter Retweet Draw.
SaaS Landing Page - The best SaaS landing page examples for design inspiration.
Giv - Snapchat & Instagram giveaways made easy
UI Movement - The best UI design inspiration, daily