GNSSpy v3 is organised by scientific function.
gnsspy/
├── atmosphere/ # ionospheric and tropospheric corrections
├── cli/ # command-line interfaces
├── core/ # shared core utilities
├── data_access/ # authenticated archive access and downloads
├── data/ # station/reference data
├── geodesy/ # coordinate and projection utilities
├── io/ # RINEX readers, converters and product readers
├── orbit/ # broadcast orbits, SP3 interpolation and orbit comparison
├── positioning/ # SPP and observation/orbit matching utilities
├── quality/ # SNR and multipath diagnostics
├── visualization/ # Plotly-based diagnostic plots
└── workflows/ # reproducible analysis workflows
The public API is intended to follow this structure.