Apache AGE is an extension of PostgreSQL that provides an implemtation of the openCypher query language.
The project is in alpha stage now and it is currently being developed in the form of an extension for PostgreSQL 11.
The next Apache AGE release (0.3.0-incubating) will be available around Jan 15, 2021.
For more information about the project, including a roadmap and how to contribute, please visit the Apache AGE Website.
Apache AGE Jira for bugs, features and requests.
Apache AGE Tweets: twitter.com/apache_age