sigrok-cli is a portable, cross-platform, command-line logic analyzer program that supports various (usually USB-based) logic analyzer hardware products. It can decode various protocols, such as SPI, I2C, USB, UART, and many others.
Open source project that offer summary and download services on this page is a project that carry out their development work on other open source development sites. Their work is linked to this page via a feature called OFI, and their work is not carried out here on OSDN site.