我的导航学习笔记，内容涵盖导航定位开源程序的源码解读 ( 包括：RTKLIB、GAMP、GINav、Ginan、PSINS、SoftGNSS、KF-GINS、GICI-Lib 等)、开源项目梳理、书籍讲义、博客翻译、教程讲座推荐；本仓库会长期更新，分享出来，既是跟大家做个交流，也激励着自己坚持学下去；所有内容都可以随意转载，原始文件都放在这了，欢迎在我的基础上整理出自己的一套笔记。

Hologram device-side Python SDK - Send messages to the cloud in just 3 lines of code!

Galileo High Accuracy Service decoder library

The client-side tools you need to help build your next cellular-connected product

Price level calculator: Pricing calculator that respects price levels of countries using Purchase Power Parity (PPP)

Bridge PPP over Ethernet to PPP over serial

Price level calculator: Pricing calculator that respects the price levels of countries using Purchase Power Parity (PPP). A library and server for currency conversion among local currency, US Dollar, and Luncho that is a common value index.

A tool to sent collect weekly PPP reports compile them to pdf and distribute them per mail

Purchasing Power Parity Calculator

Injects LED control commands into the OPNsense ppp-up and -down scripts for Firebox M400/500 hardware