From the Steam Site:
Discover this powerful software solution for ambitious productions - now available from Steam. VEGAS Pro 14 - Steam Edition accompanies you through your projects from start to finish. Edit your video and audio material in high resolution formats up to 4K. Create stunning video sequences with sophisticated compositing tools and edit your sound with unrivaled audio features. VEGAS DVD Architect Pro is also integrated, enabling you to create professional DVDs and Blu-ray Discs.
Take your gameplays and your videos to the next level. The VEGAS Pro 14 – Steam Edition combines all features from VEGAS Pro Edit with the advanced functionality of VEGAS DVD Architect.
Simplified drag and drop workflow
Blu-ray Disc and Disc Authoring with VEGAS DVD Architect Pro
High DPI support for optimal display on all monitors
Smart tools for upscaling footage to 4K
Never miss another detail thanks to High Frame Rate (HFR) support
Faster editing results with hover scrub technology
Bézier tool for masking - without using a green screen
HEVC file support
Additional highlights in VEGAS Pro 14 – Steam Edition:
Disc Authoring with VEGAS DVD Architect Pro
Bring your project to completion by burning it to Blu-ray Disc or DVD. Get full control with DVD Architect Pro – from label design and menu controls to encoder settings. Create keyframeable graphic animations for interactive menus or import your own Photoshop files.