A collection of awesome GNSS/RNSS related sources, tools, data, MOOC's course, etc.
- RTKLIB - An open source program for standard and precise positioning.
- GNSS-SDR - An open source GNSS software defined receiver.
- GPSTk - A library and suite of applications to the satellite navigation.
- GPSLogger - A Lightweight GPS Logging Application For Android.
- GNSSLogger - Sample GNSS Logging App From Google.
- GPSTest - An open-source Android GNSS/GPS test program.
- RTKGPS+ - RTKLIB (RTKNAVI) port on android.
- GNSS_Compare - A framework for processing raw GNSS measurements.
- CSRS-PPP - Canadian Precise Point Positioning (NRCan).
- APPS - Automatic Precise Positioning Service (JPL).
- GAPS - GNSS Analysis and Positioning Software (UNB).
- OPUS - Online Positioning User Service (NGS).
- AUSPOS - A free online GPS data processing facility (GA).
- CDDIS - NASA's Archive of Space Geodesy Data
- GSSC - ESA's GNSS Science Support Center
- WHU - Wuhan University Data Center
- BKG - Federal Agency for Cartography and Geodesy
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- NavCen - GPS Constellation status
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- GLONASS-IAC - GLONASS Constellation status
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- GSC - Galileo Constellation status
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- CSNO-TARC - BeiDou Constellation status