Best TLDs for Best TLDs for Open Source Projects

Domain extensions for open source communities

Recommended TLDs

1 .org

The de facto standard for open source organizations.

Strongest open source association Non-commercial signal Trusted
Good names are taken Slightly higher prices
2 .dev

Developer-focused with built-in HTTPS.

Developer community trust HTTPS enforced Modern
Newer TLD Less established for OSS
3 .io

Popular among developer tools and libraries.

Strong tech signal Well-known in OSS community
Higher renewal prices ccTLD concerns

Emphasizes the community aspect of open source.

Community-focused Good availability
Very long extension Low adoption
5 .tools

Great for utility and tooling projects.

Descriptive for tools Good availability
Narrow scope Low adoption