PostgreSQL is a powerful, open source object-relational database system with over 35 years of active development that has earned it a strong reputation for reliability, feature robustness, and performance.
Cost / License
- Free
- Open Source
Application type
Platforms
- Mac
- Windows
- Linux
- BSD
- Self-Hosted


Comments about PostgreSQL as an Alternative to MongoDB
PostgreSQL is relational DB, Mongo is not. Mongo is a "nosql-db", PostgreSQL is not.
PostgreSQL actually IS relational, unlike MongoDB.

Some users think PostgreSQL is a great MongoDB alternative, some don't.
PostgreSQL is the most popular Windows, Mac, Linux & Self-Hosted alternative to MongoDB.
PostgreSQL is the most popular Open Source & free alternative to MongoDB.
- PostgreSQL is Free and Open Source





























Postgres now has great support for JSON datatype with indexing, making it a very good document store - plus being the best OS relational DB.