Valve is set to roll out a line of software titles ranging from “creativity to productivity,” hitting Steam on September 5. The software titles will incorporate Steamworks functionality, allowing automatic updating and cloud storage, among other standard Steam features. This follows a leak on the Steam mobile app in July that listed a slew of software features (pictured above), including photo editing, audio production, design and illustration, accounting, video production and more. Read the full story at Joystiq.