Video production is videography, the process of capturing moving images on electronic media (e.g., video tape, direct to disk recording, or solid state storage like a tapeless camcorder) even streaming media. The term includes methods of production and post-production. wikipedia.org

Video editing is the process of editing segments of motion video production footage, special effects and sound recordings in the post-production process. wikipedia.org

Transcoding is the direct digital-to-digital data conversion of one encoding to another, such as for movie data files or audio files. wikipedia.org

Subtitles are textual versions of the dialog in films and television programs, usually displayed at the bottom of the screen. They can either be a form of written translation of a dialog in a foreign language, or a written rendering of the dialog in the same language, with or without added wikipedia.org

Character animation is a specialized area of the animation process, which involves bringing animated characters to life. wikipedia.org

Whiteboard animation is a process where a creative story and storyboard with pictures is drawn on a whiteboard (or something that resembles a whiteboard) by artists who record themselves in the process of their artwork. wikipedia.org

Audacity is a free software, cross-platform digital audio editor and recording application. It is available for Windows, Mac-OS-X, Linux and BSD. wikipedia.org

VideoScribe is software for creating whiteboard animations automatically.