- * [PostgreSQL](https://www.postgresql.org) (9.3 - 11)
- * [PostGIS](https://postgis.org) (2.2 - 2.5)
- * [Python 3](https://www.python.org/)
- * [Psycopg2](https://initd.org/psycopg)
+ * [PostgreSQL](https://www.postgresql.org) (9.3+)
+ * [PostGIS](https://postgis.net) (2.2+)
+ * [Python 3](https://www.python.org/) (3.5+)
+ * [Psycopg2](https://www.psycopg.org) (2.7+)
+ * [Python Dotenv](https://github.com/theskumar/python-dotenv)
+ * [psutil](https://github.com/giampaolo/psutil)
+ * [Jinja2](https://palletsprojects.com/p/jinja/)
+ * [PyICU](https://pypi.org/project/PyICU/)