Here's a list of about 20 sites using Contributor: https://support.google.com/contributor/answer/7324995?hl=en&...

Funding Choices and Contributor seems to be good choice for small-to-medium blog/news site operators. Compared to Flattr and others I see the potential here to fund a news outlet entirely with this services.

Chrome provides the WebUSB API for example: https://developers.google.com/web/updates/2016/03/access-usb...

ngrok.com (freemium) or https://github.com/mmatczuk/go-http-tunnel (open source, needs some afford, very fast and easy configurable)

btw. @op go-http-tunnel would provides you with great base for a "branded" ngrok like client for your users.

Thanks for the link. I have been planning on doing this since most people don’t keep their machines with public IP.

There's a HTML5 browser interface. With some basic scripting/"programming" skills and some front-end magic anyone could build such a service. More important is a good network and security engineer to keep it safe and stable for everyone (around the globe).

Paying someone for developing a (IMHO not really fancy and useful) webapp isn't the same thing as leading "real" startup. A "Startup Guy" works on his product 24/7, talking to investors, partners, costumers and much much more...

Python: Just check the certificates with Python Requests (or take one of 20 lines urllib solutions):

>>> requests.get('https://exmaple.com, verify=True) requests.exceptions.SSLError: hostname 'exmaple.com' doesn't match either of '*.exmaple.org', 'exmaple.org'