The migration from Verdaccio v5/v6 to v7 contains breaking changes. Refer to the priliminary [migration guide](https://github.com/verdaccio/verdaccio/blob/master/docs/migration-v5-to-v6.md) for more information.
For migrations from older versions to v5/6 refer to the [v5 migration guide](https://verdaccio.org/blog/2021/04/14/verdaccio-5-migration-guide/).
Deprecated versions aren’t supported anymore and shouldn’t be used in production. They don’t get updates—including security fixes—and we don’t run E2E tests on them.
Once the deprecation period is over, the source code will be archived and won’t be maintained anymore.
We try to keep things as backward-compatible as possible, but sometimes deprecating old versions is necessary to keep the project moving forward.
different branches, depending on the version. For versions `6.x` and `7.x` the tests are located at the [e2e-test](https://github.com/verdaccio/e2e-tests) and everything else on this repository.
For more details what's being tested, please refer to the [readme file](https://github.com/verdaccio/verdaccio?tab=readme-ov-file#integration-tests) on this repository.