Why am I getting a 502 error status page?

Either your instance crashed or it is lacking memory (RAM). You should at least add logs in order to debug. You can also increase your plan to avoid lacking memory.

How do I expose port 80?

Your application just needs to listen to port 80. You do not have anything to configure. If you need HTTPS, we will reverse-proxy to your port 80, so in any case all you need is to listen port 80.

How do the credits work in the free tier plan (sandbox)?

The free sandbox provides a completely free instance for open source projects. You need to apply for the free sandbox in the administration panel. When you will get approved, you will be able to use the free tier.

If you would like to upgrade, payments can be done via the administration panel.

Do you offer database hosting?

You do can add a local database to your instance, please see this link. For a production site, however it is recommended to use an external service database.

Do you provide any support for Web Sockets?

Yes sure! You can use the following URI wss://your_sitename.openode.io/.

Do you offer free hosting?

Yes! We have a sandbox plan in order to test your websites. See the conditions in the pricing page.

How can I get an SSL certificate?

Please see this doc.

My country or currency is not allowed to use Paypal, what are the other payment solutions?

You can pay with Bitcoins!

Can I host my online game?

Sure. Many online games are currently hosted on opeNode.

Is there any tutorials/basic samples to get started?

Sure. Please have a look at these samples