FAQ & API Documentation

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Opensolr Resilient Cluster

Aims to explain te difference between a normal Opensolr Index, and an Opensolr Resilient, High Availability Cluster.

Don't get stuck on resources you won't ever use!
Our Post-Paid system is here to help build more efficient billing for you.

Please submit a request to support@opensolr.com in order to become a post-paid billing member.

When you Upgrade your Opensolr account, regardless of the recurring period (yearly or monthly), you will receive a refund for the remaining unused days of your previous membership, after your upgrade is complete, and refunds may take up to 24 hours to process, in order to audit for fraud or abuse.

This also applies in case one of your recurring charges has been rejected, and you chose to place a new order, instead of updating your biling information.
Please refer to updating your billing information to learn more.

NOTE: You also have the option for a pay-as-you-go system as described here.

In order to update your billing method, simply visit Billing Admin Area and follow the instructions.

NOTE: You also have the option for a pay-as-you-go system as described here.

Opensolr offers these major types of hosted solr instances:

​Please contact us to learn more.

You can update your email address on file, only by sending a request to support@opensolr.com due to security check procedures.


In order to update your billing method, simply visit Billing Admin Area and follow the instructions.

Opensolr is happy to announce the new 12 DAYS FREE TRIAL membership.
Also, there is no longer the need to register your payment method to get a FREE Opensolr account.

All new, and existing users will have a completely 12 DAYS FREE TRIAL account that includes:

  • 1 solr index
  • 50 Mb Disk Space
  • 100 Mb Monthly Bandwidth

This should be perfectly suitable for any small website in need of a search engine, or just use the rich features of Solr and our Solr Cloud Platform.

If you don't already have an Opensolr account, click here, to register and get started, totally free.

Thank you, and, as always, let us know if you need any help.

With the Opensolr Simple Dedicated Plan you get to use the same great Solr Shared Cloud features in your own dedicated environment.

Click here to order now.