PC Builder - Custom PC part picker tool to build your PC
Visily - The easiest and most powerful wireframe software for agile teams.
ChooseMyPC - ChooseMyPC is simply called to be one of the best PC builders available over the internet allowing the PC buyers to automatically generate a list of computer parts for their budget and requirements.
Handoff by Marvel - Automatically turn designs into assets, specs and code
Mjolnir - Lightweight automation and productivity power-tool for OS X
Zeplin - Collaboration app for UI designers & frontend developers