Blu-Ray 3D (BD3D) players (free and paid): How to play 3D Blu-Ray discs on Windows PC

PowerDVD 10 Ultra - DVD, Blu-Ray, MKV, FLV,.... mutlimedia player.

• Convert DVDs and videos into lifelike 3D experience
• Immerse in amazing depth and realism with Blu-ray 3D playback
  CPU/GPU acceleration for smooth playback.
• Lossless HD audio quality for maximum enjoyment
• Play broad range of video formats: MKV, FLV, 3GP, and more
• Make movies social: share bookmark reviews and live comments

I used autodetection for the 3D display of HP Envy 17 3D Notebook, didn't have to do any manipulations to make my active shutter glasses to work. Side-by-side as well as top-over-bottom .MKV 3D movies, .MVC 3D demo videos, 3D Blu-Ray movies and cartoons played just fine.
Highly recommended!

TotalMedia Theatre 5 - DVD, Blu-Ray, AVCHD,.... mutlimedia player.

TotalMedia Theatre 5 gives you all you need to enjoy 3D movies. Besides the robust support for Blu-ray 3D and native stereo 3D, the program includes our latest 2D to 3D technology – Sim3D, which allows you to view regular 2D photo slideshows and DVD videos in 3D. Supports various 3D encoded source videos and various 3D TV displays. Intuitive setting options are available so you can enjoy your 3D movies without hassle.

• Blu-ray 3D or BD3D support
• Sim3D: 3D simulation, which allows viewing of 2D photo slideshows and DVD movies in 3D.
• Native stereo 3D movies and videos support including 3D-DVDs, YouTube 3D files, and 3D videos that are encoded in Left/Right, Up/Down, Anaglyph, and more.

HP Media Smart DVD (free for HP Envy 17 3D Notebook owners) - multimedia player allowing to play Blu-Ray 3D movies and .MVC 3D video files.