Action! 4.18.0 with Playstation 5 and Xbox Series X 4K HDR streaming is now available!.Action! 4.18.1 with OriSound function improvements is now available!.Action! 4.20.0 with Windows 11 support is now available!.Action! 4.21.1 with important HDMI device streaming fix is now available!.With us you are ready for the brilliant and colorful future in HDR! Since Fall 2020 we support real-time 4K HDR video streaming with high quality HDR video composition bringing the ultimate broadcasting experience! In December 2019 we have released Action! 4 - still the only software product for high quality HDR desktop and game recording in HD, 4K and 8K resolutions.Įarly 2020 we have added JPEG XL screenshot creation in HDR. In 2013, we have added hardware accelerated video encoding using Nvidia NVENC and AMD AMF. It was the World's first software for screen capture using Intel's 1st Gen. In late 2011 we have released the first version of Action! Screen and Game Recorder. These were the times when hardware accelerated video decoding was not widely available. In 2009, we have released Splash video player with one of the fastest software H.264 video decoders. Since 2008 at Mirillis we are passionate for developing advanced Audio/Video playback, recording, transcoding and streaming products for home and professional use.