1) NVidia GPU users can utilize their card's ShadowPlay capability. http://www.geforce.com/geforce-experience/shadowplay 2) AMD GPU users can use AMD DVR through the Gaming Evolved Client. http://www.geforce.com/geforce-experience/shadowplay 3) Fraps – One of the most popular capture software. http://www.fraps.com/ 4) Open Broadcaster Software – A new, free, open source capture program. https://obsproject.com/