1# illumos-gate 2 3This is the core [illumos](https://illumos.org) source tree. 4 5## Building 6 7The illumos build must be run on an illumos-based operating system. See the 8[Building illumos](https://illumos.org/docs/developers/build/) section of our 9documentation for detailed instructions. 10 11## Contributing 12 13Code changes must be reviewed and tested. If you'd like to submit a change for 14inclusion in the project, please see the [Contributing to 15illumos](https://illumos.org/docs/contributing/) guide in our documentation. 16 17## Community 18 19The illumos community is small but active. We welcome everybody who would like 20to use the software and participate in the community -- whether you've decades 21of experience in systems software, or you're just getting started; whether you 22work for a company that uses illumos, or you just find it personally 23interesting. 24 25Our [Community](https://illumos.org/docs/community/) guide includes details 26about our Mailing Lists and IRC channels. 27 28## Code of Conduct 29 30Participation in our community spaces, and in the project in general, are 31covered by our [Code of Conduct](./CODE_OF_CONDUCT.md). By participating in 32the project you agree to abide by its terms. 33 34## License 35 36Most of the existing code is licensed under the 37[CDDL](https://illumos.org/license/CDDL) and we expect new code will generally 38be under this license as well. Modifications of existing code may not alter 39the original license terms. Integrations of code from upstream sources that 40use another open source license are permissible, subject to approval of the 41advocates. 42