There are two basic programs RNX2CRX and CRX2RNX. RNX2CRX is a program to compress a RINEX observation file into the Compact RINEX format and CRX2RNX is to restore the original RINEX files from the…

aria2 is a lightweight multi-protocol & multi-source, cross platform download utility operated in command-line. It supports HTTP/HTTPS, FTP, SFTP, BitTorrent and Metalink.

A GPS Server application and library which allows easy sharing of RTCM Differential GPS updates