HandBrake is a tool for converting video from nearly any format to a selection of modern, widely supported codecs.
Reasons you’ll love HandBrake:
- Convert video from nearly any format
- Free and Open Source
- Multi-Platform (Windows, Mac and Linux)
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Built-in Device Presets
Get started with HandBrake in seconds by choosing a profile 
optimised for your device, or choose a universal profile for standard or
 high quality conversions. Simple, easy, fast.
     For those that want more choice, tweak many basic and advanced 
options to improve your encodes.
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| Download page | 
Supported Input Sources:
Handbrake can process most common multimedia files and any DVD or 
BluRay sources that do not contain any kind of copy protection.
Outputs:
- File Containers: .MP4(.M4V) and .MKV
- Video Encoders: H.264(x264 and QuickSync), H.265(x265) MPEG-4 and MPEG-2 (libav), VP8 (libvpx) and Theora (libtheora)
- Audio Encoders: AAC / HE-AAC, MP3, Flac, AC3, or Vorbis
- Audio Pass-thru: AC-3, DTS, DTS-HD, AAC and MP3 tracks
 
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| Simple and easy to use - 4 main items to use for beginners | 
Even more features
- Title / Chapter selection
- Queue up multiple encodes
- Chapter Markers
- Subtitles (VobSub, Closed Captions CEA-608, SSA, SRT)
- Constant Quality or Average Bitrate Video Encoding
- Support for VFR, CFR and VFR
- Video Filters: Deinterlacing, Decomb, Denoise, Detelecine, Deblock, Grayscale, Cropping and scaling
- Live Video Preview
 
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| Open the video file you want to convert | 
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| Indicate where you want to save the converted file | 
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| Click START and see the progress of the conversion | 
The User Guide
HandBrake has an extensive documentation on most of the features in HandBrake and a detailed FAQ page.
   Please see the  
User Guides and FAQ  page on HandBrake wiki.
License
Most of HandBrake's source code is covered by the GNU General Public 
License, version 2. A copy of which is included with every release in 
the COPYING file. Portions are covered under BSD 3 Clause.
Credits
HandBrake uses a lot of (L)GPL or BSD licensed libraries. Thank you, authors!