Is bind9 open source?

Yes. bind9 is open source under the MPL-2.0 licence. Its source code is on GitHub at isc-projects/bind9 and is written mainly in C.

Yes. bind9 is open source, so the software itself is free to use.

Can I self-host bind9?

Yes. bind9 can be self-hosted on your own server or infrastructure.

What is bind9 an alternative to?

bind9 is an open-source alternative to Gcore, NS1, Amazon Route 53 and Control D. Other open-source alternatives to Gcore include Technitium DNS Server, Unbound and PowerDNS.

Is bind9 actively maintained?

Yes. The most recent commit to bind9 was on 13 October 2026. The project has 781 stars on GitHub.

bind9: open-source alternative to Gcore, NS1

About bind9

BIND 9 is a DNS software that is described as classic, full-featured and mostly standards-compliant. It is hosted as an open source project by ISC.

Key features

DNS
DNSSEC

Built with: C tools
Tags: dns; dnssec; bind; dns server

bind9: questions and answers

What is bind9?: bind9 is a classic, full-featured and mostly standards-compliant DNS software.
Is bind9 open source?: Yes. bind9 is open source under the MPL-2.0 licence. Its source code is on GitHub at isc-projects/bind9 and is written mainly in C.
Is bind9 free?: Yes. bind9 is open source, so the software itself is free to use.
Can I self-host bind9?: Yes. bind9 can be self-hosted on your own server or infrastructure.
What is bind9 an alternative to?: bind9 is an open-source alternative to Gcore, NS1, Amazon Route 53 and Control D. Other open-source alternatives to Gcore include Technitium DNS Server, Unbound and PowerDNS.
Is bind9 actively maintained?: Yes. The most recent commit to bind9 was on 13 October 2026. The project has 781 stars on GitHub.