NTRIP Casters

 RTK2go® is a community NTRIP Caster created to allow you to publish your GNSS correction streams for others to use with their NTRIP Clients. See if you have a local connection available

 http://rtk2go.com/

 CentipedeRTK is a collaborative network of GNSS bases that are open and available to anyone in the coverage area. The network is extended by public institutes, individuals, private actors such as farmers or other public partners. 

https://docs.centipede.fr/