PiP for Mac - Always on top window preview similar to the popular windows only OnTopReplica
Zoho Inventory - Zoho Inventory is an online inventory management software ideal for small businesses. Simplify your inventory and order operations. Try for FREE!
Helium - Helium lets you accept payments by credit card for anything you want to sell online.
Fishbowl Inventory - Fishbowl offers manufacturing and warehouse management solutions for QuickBooks.
X-Mouse Button Control - XMouse Button Control (XMBC) allows you to create application and window specific profiles.
SellerCloud - SellerCloud is a multi-channel inventory and order management system.