ImgBurn
ImgBurn is a free and open-source burning application solution. It has the ability to burn data and files directly to CD/DVD and supported different types of CD, DVD, and Blu-Ray images to recordable media. It is written in C++ language and released under license Freeware. It is developed by Lightning UK and it is based on the optical disc burning engine of DVD Decrypter.

Features provided by ImgBurn are:

ImgBurn supported the different types of file formats like ISO, MDS, NRG, BIN, CUE, DI, PDI, etc.
It has the ability to create different types of video discs like DVD Video discs, HD DVD Video discs, and Blu-ray Video discs.
It Supported the full Unicode folder, file name.
It is a light-weighted application, it has a 1.8MB in size.
It supported different Window's version like 95, 98, Me, NT4, 2000, XP, 2003, Vista, 2008, 7, and 2008 R2.
By using it you can burn several images with minimum interaction.

DVD Flick
DVD Flick is an open-source burning software tool. It supported Windows platforms and developed by Dennis Meuwissen. It is released under the GNU General Public License and written in Visual Basic 6. It has the ability to perform multiple tasks like video files and subtitles, importing audio tracks, create an ISO image, composes a DVD-Video movie, and burning.

Features provided by DVD Flick are:

It has the ability to burn any video files to DVD.
It supported four subtitle formats like SubStation Alpha, MicroDVD, SubRip, SubView.
DVD Flick allows the encoding and burns project into a disc.
By using DVD Flick you can add subtitles and menus.
DVD Flick relies on the FFMPEG project to decode the file formats and codecs.
It supported 53 container formats,
It also supported 42 different types of audio codecs and 72 different types of video codecs.

DVDStyler
DVDStyler is a free and open-source authoring tool. It supported cross platforms like Windows, Mac OS X, and Linux distributions. It is released under the GNU GPL license. It provides the function of DVD previews, buttons, and menu creations.

Features provided by DVDStyler are:

It provides different templates for DVD menus.
It allows you to import an image for the background.
It supported the different types of formats like MP2, MP3, AC-3, MPEG-2, MPEG-4, DivX, Xvid, etc.
It supported different file formats like MP4, MPEG, OGG, WMV, AVI, MOV.
In DVDStyler MPEG and VOB files are used without re-encoding.
It supported the number of audio tracks and subtitles.