Silentcast is a command line tool designed for capturing screen recordings on Linux systems. It allows users to easily create high-quality videos of their screen activity. With Silentcast, users have the ability to record their entire screen or only select a specific region to capture. The tool also supports recording audio along with the video, offering the option to include the system sound, microphone input, or both. Silentcast generates output files in the popular WebM format, ensuring compatibility with various platforms and browsers. Additionally, it provides several customizable options, such as setting the output file name, specifying the video codec, adjusting the recording frame rate, and more. Silentcast is a lightweight and intuitive tool that simplifies the process of capturing screen recordings on Linux systems.