GoodUI Evidence - People's A/B test results that show which UI ideas work best
Redditlater - An app that lets you schedule a post to Reddit
Decidr - Make better decisions with quick A/B polls
The Reddit Marketing Code - A guide to cracking the Reddit marketing code
PreFlight - Preflight is an Automated Web Testing tool. Allows everyone to automate Web UI tests.
Serializer.io - A compact news reader for HN, Product Hunt and more