upscaledb is described as 'A high performance embedded database, linked into your application and optimized for analytical queries'. There are six alternatives to upscaledb for Linux, Mac, Windows and Android. The best alternative is Kyoto Cabinet, which is both free and Open Source. Other great apps like upscaledb are QDBM (Free, Open Source), Tokyo Cabinet (Free, Open Source), LevelDB (Free, Open Source) and Berkeley DB (Free, Open Source).
- 6 alternatives