Managed Projects

Apache JDO

Claimed by Apache Software Foundation Analyzed about 14 hours ago

Apache JDO, a project of the Apache DB project. Java Data Objects (JDO) is a standard way to access persistent data in databases, using plain old Java objects (POJO) to represent persistent data. Interfaces are defined for the user's view of persistence: PersistenceManager, Query ... [More] , Transaction JDO is being developed as a Java Specification Request in the Java Community Process. The original JDO 1.0 is JSR-12. The Apache JDO project is focused on building the JDO API and the TCK for compatibility testing of JDO implementations. [Less]

461K lines of code

3 current contributors

4 months since last commit

1 users on Open Hub

Very Low Activity
5.0
 
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critbit-kd

  Analyzed 1 day ago

Critical Bit tree for k-dimensional or arbitrary length keys

23K lines of code

1 current contributors

11 months since last commit

1 users on Open Hub

Very Low Activity
0.0
 
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Licenses: No declared licenses

ode4j

  Analyzed about 11 hours ago

Open source 3D physics and dynamics engine and library written in pure Java. This is a Java port of ODE / OpenDE (Open Dynamics Engine).

99.2K lines of code

2 current contributors

18 days since last commit

0 users on Open Hub

Low Activity
5.0
 
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Licenses: No declared licenses

ZooDB

  Analyzed about 14 hours ago

ZooDB is an object oriented database based on the JDO 3.0 standard. It is written by Tilmann Zaeschke. It is licensed under GPLv3 (GNU Public License), see file COPYING.

67.1K lines of code

1 current contributors

over 2 years since last commit

0 users on Open Hub

Inactive
5.0
 
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PH-Tree

  Analyzed 1 day ago

The PH-Tree is a multi-dimensional spatial index structure. It is a 'trie' version of a quadtree. Properties: no rebalancing, ever. Depth limited to 64 nodes. Fast updates, window queries and kNN queries. Scales very well with large datasets (10M+) and prefers clustered data over evenly distributed ... [More] data. PDFs with a description can be found in the source code. [Less]

48.5K lines of code

2 current contributors

about 2 months since last commit

0 users on Open Hub

Very Low Activity
0.0
 
I Use This