How to: [1.1 - Compatibility](#table-of-contents)
The OpenAPI Specification has undergone 3 revisions since initial creation in 2010.  The openapi-generator project has the following compatibilities with the OpenAPI Specification:

| OpenAPI Generator Version                                                                                                                                 | Release Date | Notes                                             |
| --------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------ | ------------------------------------------------- |
| 7.19.0 (upcoming minor release) [SNAPSHOT](https://github.com/OpenAPITools/openapi-generator/wiki/FAQ#how-to-test-with-the-latest-master-of-openapi-generator) | 22.01.2026   | Minor release with breaking changes (with fallback) |
| [7.18.0](https://github.com/OpenAPITools/openapi-generator/releases/tag/v7.18.0) (latest stable release)                                                    | 22.12.2025   | Minor release with breaking changes (with fallback) |
| [6.6.0](https://github.com/OpenAPITools/openapi-generator/releases/tag/v6.6.0)                                                    | 11.05.2023   | Minor release with breaking changes (with fallback) |
| [5.4.0](https://github.com/OpenAPITools/openapi-generator/releases/tag/v5.4.0)                                                    | 31.01.2022   | Minor release with breaking changes (with fallback) |
| [4.3.1](https://github.com/OpenAPITools/openapi-generator/releases/tag/v4.3.1)                                                    | 06.05.2020   | Patch release (enhancements, bug fixes, etc)                       |

OpenAPI Spec compatibility: 1.0, 1.1, 1.2, 2.0, 3.0, 3.1 (beta support)

(We do not publish daily/nightly build. Please use SNAPSHOT instead)

For old releases, please refer to the [**Release**](https://github.com/OpenAPITools/openapi-generator/releases) page.

For decommissioned generators/libraries/frameworks, please refer to [the "Decommission" label](https://github.com/OpenAPITools/openapi-generator/issues?q=label%3ADecommission+is%3Amerged+) in the pull request page.