Hunted Space - Insights on Product Hunt launches!
TopStartups.io - Backed by investors like Sequoia, A16Z, Benchmark. See the fastest growing startups in one place.
Product Hunt Launch OS - Product Hunt launch toolkit that looks like Product Hunt
Gemoo Snap - A free "Swiss Army Knife" of screenshot tasks for startups.
LaunchHunt - Your Ultimate Wingman for Product Hunt Launch
Startup 101 - TL/DR: Curated startup lessons for entrepreneurs who are looking to start a company as well as those in the process of building one.