Their TOS and privacy policy looks confusing (in German, another link to it gives a 404 error), and there is mention of Google Analytics usage, but maybe they are still working on the site ?

The need to add OpenSearch support to be added to some web browsers.

Looks nice. But, how secure is it? There is not much information at the GitHub page.

Search results are not good

Lacks image search, and also isn’t so private

TOS Provision of the services by Webis Should your use of the services violate the terms of service, Webis may deny you access to (parts of) the services at any time, without prior notice, without explanation.

Webis is not required to offer the services free of charge.

Webis may modify or deactivate the services without prior notice or explanation.

Privacy Policy While using the services, personal data about you may be gathered by Webis, or by a third party contractor. You agree to transfer usage rights of the gathered data to Webis and third party contractors of Webis without restrictions of time, location, or purpose of use of this data, if the use is directly or indirectly related to providing the services.

You agree to the privacy policy which is in place at the time at which data is gathered.

In short, worse than Google

Thanks, but no. As I said in other occasions, FOSS isn’t necesarly sinonym of privacy nor security.

I recommend metager.org