The data on FindNiche upgrades on hourly basis, so you always can catch out the trending niches and make the right decisions. It also serves with different filters, so it's quite user-friendly, especially when you find to search out some products related to some specific categories or countries. All in all, just try it out.
Ecomhunt - Ecomhunt allows you to easily find products that are already proven to sell or how we like to call them Winning products! - in only a few clicks - it's time to stop guessing, start selling!
Pexda - Data-Driven Product Research that Creates First-Mover Advantages
AliInsider - Find Most Profitable Dropshipping Products in a Click! Analyze Competition, Check Saturation of Any Product, Find Top Suppliers & Target Markets.
DropshipScan - Product Research For Dropshipping - Find a winning product for your store!
Thieve - A curated list of the best products on AliExpress
DropshipSpy - Get access to the number one website for the best dropshipping products. Plus apps and tools that will save you time, increase your productivity and increase profits