MapDB provides concurrent Maps, Sets and Queues backed by disk storage or off-heap-memory. It is a fast and easy to use embedded Java database engine.
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Apache Linkis builds a computation middleware layer to facilitate connection, governance and orchestration between the upper applications and the underlying data engines.
SirixDB is an an embeddable, bitemporal, append-only database system and event store, storing immutable lightweight snapshots. It keeps the full history of each resource. Every commit stores a space-efficient snapshot through structural sharing. It is log-structured and never overwrites data. SirixDB uses a novel page-level versioning approach.
- xquery
- java
- temporal-data
- storage
NoSQL embedded document store for Java
- nosql
- embedded-database
- documentdb
- android
An open-source columnar data format designed for fast & realtime analytic with big data.
- indexr
- columnar-storage
- olap
- datawarehouse
OME (Open Microscopy Environment) develops open-source software and data format standards for the storage and manipulation of biological light microscopy data. A joint project between universities, research establishments and industry in Europe and the USA, OME has over 20 active researchers with strong links to the microscopy community. Funded by private and public research grants, OME has been a major force on the international microscopy stage since 2000.
- omero
- java
- python
- server
Fast and storage-efficient spatial database engine for OpenStreetMap data
Cloud-enabled backup and restore tool for Apache Cassandra
A wrapper around Android's SQLiteDatabase with restoring capability
- android-library
- sqlite-android
- android
Persistence for REST resources in the filesystem or a redis database