If you want to make contributions to OpenStack, the best way to start is to help the community with blueprint or submit bug fix. To commit codes, you need to conform to some rules in the community.Work flowRegister an OpenIDApply for a CLA certificateApply for company CLA certificateUpdate contributor listJoin OpenStack Contributors group and OpenStack groupSet up SSH KeysGet a blueprint/buggit clone codes to local disk. Configure user name and user email and openidModify codes in a limited time and complete all the tests. The codes must conform to PEP8 guidelineIf goes over the limited time, ...

The Linux Foundation has released 2012 Linux White Paper which analyzes developers and contributors of the Linux kernel from 2.6.36 to 3.2.The top ten contributors are: Red Hat, Intel, Novell, IBM, Texas Instruments, Broadcom, Nokia, Samsung, Oracle, and Google. The software giant Microsoft's contribution ranked at 17, while the company's CEO Steve Ballmer has claimed previously that Linux is a cancer. Microsoft engineers have contributed 688 patches, which are mostly related to Hyper-V virtual machine technology. The top 10 developers from Microsoft are: Thomas Gleixner, Joe Perches, Chr...