Open Source Licenses

Last updated14 January 2026

1. Built on Open Source

OpenCourtyard is built using open source software. We are grateful to the developers and communities who create and maintain these projects. This page acknowledges the key open source dependencies we use and their respective licenses.

Open source software enables us to build a better product while contributing back to the community. We believe in transparency about the tools we use.

2. Key Dependencies

The following table lists the primary open source packages that power OpenCourtyard:

PackageDescriptionLicense
c15tPrivacy-first consent management platformGPL-3.0
Drizzle ORMTypeScript ORM for SQL databasesApache-2.0
better-authAuthentication library for TypeScriptMIT
Next.jsReact framework for productionMIT
ReactLibrary for building user interfacesMIT
TanStack QueryAsynchronous state managementMIT
Radix UIUnstyled, accessible UI primitivesMIT
shadcn/uiRe-usable UI componentsMIT
Tailwind CSSUtility-first CSS frameworkMIT
LucideBeautiful & consistent iconsISC
ZodTypeScript-first schema validationMIT
RechartsComposable charting library for ReactMIT

This is not an exhaustive list. OpenCourtyard uses many additional open source packages. Full license information is available in our source code repository.

3. License Types

MITMIT License

A permissive license that allows use, modification, and distribution with minimal restrictions. Requires preservation of copyright and license notices.

Apache-2.0Apache License 2.0

A permissive license similar to MIT but with additional provisions for patent rights. Requires preservation of copyright, license, and notices of changes.

GPL-3.0GNU General Public License v3.0

A copyleft license that requires derivative works to be distributed under the same license. When used as a library dependency (as in our case), it does not affect the licensing of the application using it.

ISCISC License

A permissive license functionally equivalent to MIT. Allows use, modification, and distribution with minimal restrictions.

4. Full License Texts

Complete license texts for all dependencies are included in our source code repository. Each package's license can also be found in its respective project repository linked in the table above.

If you require a copy of any specific license text, please contact us and we will provide it.

5. Contact Us

If you have questions about our use of open source software or licensing, please contact us: