Amazon Aurora is described as 'relational database engine that combines the speed and availability of high-end commercial databases with the simplicity and cost-effectiveness of open source databases' and is an website in the Development category. There are eight alternatives to Amazon Aurora, not only websites but also apps for Windows, Linux, Mac and BSD. The best alternative is PostgreSQL, which is both free and Open Source. Other great sites and apps similar to Amazon Aurora are MySQL Community Edition (Free, Open Source), Microsoft SQL Server (Freemium), Oracle Database (Paid) and IBM DB2 (Freemium).
PostgreSQL is a powerful, open source object-relational database system. It has more than 15 years of active development and a proven architecture that has earned it a strong reputation for reliability, data integrity, and correctness.
SQL Server delivers on Microsoft’s Data Platform vision by helping your organization manage your data by enabling you to store data from structured, semi-structured, and unstructured documents within the database.
DB2 offers industry leading performance, scale, and reliability on your choice of platform from Linux to z/OS. DB2 supports storing XML and relational data and offers SQL PL and PL/SQL procedural languages.
SAP HANA is a completely re-imagined platform for real-time business. It transforms business by streamlining transactions, analytics, planning, predictive, sentiment data processing on a single in-memory database so business can operate in real-time.