PC Builder - Custom PC part picker tool to build your PC
PCPartPicker - By offering its users with multiple buying guides, this PC building website basically assist its users in building their own PC and give them ideas for creating ideal PC.
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.
iBuyPower Custom Gaming PC - iBuyPower Custom Gaming PC is a platform for unleashing the power of creating custom gaming PCs and laptops subject to own requirement while remaining in the range of available budget to expand.
Mjolnir - Lightweight automation and productivity power-tool for OS X
Novatech PC Configurator - Novatech PC Configurator is a web-based platform for building custom PCs for home and office usages and even for gaming and even special usage as well.