A collection of awesome GNSS/RNSS related sources, tools, data, MOOC's course, etc.
- Open Source Software, Tools and APIs
- Web-based Positioning Services
- Data and Products Archives
- GPS
- GLONASS
- Galileo
- BeiDou
- QZSS
- IRNSS
- RTKLIB - An open source program for standard and precise positioning
- GNSS-SDR - An open source GNSS software defined receiver
- GNSS-SDRLIB - An open source GNSS software defined radio library
- 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
- goGPS - A MATLAB-based GNSS observation processing tool
- GNSS-matlab - Multi-GNSS signal analysis tool
- 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
- GA - Geoscience Australia, a public organization
🛰️ 🇺🇸
- NavCen - GPS Constellation status
- List_of_satellites - List of GPS satellites
🛰️ 🇷🇺
- GLONASS-IAC - GLONASS Constellation status
- List_of_satellites - List of GLONASS satellites
🛰️ 🇪🇺
- GSC - Galileo Constellation status
- List_of_satellites - List of Galileo satellites
🛰️ 🇨🇳
- CSNO-TARC - BeiDou Constellation status
- List_of_satellites - List of BeiDou satellites
🛰️ 🇯🇵
- QZSS website - QZSS Constellation status
🛰️ 🇮🇳
- ISRO - IRNSS/NavIC Constellation status