Top Downloads News Highlights

Perst embedded DBMS on Windows Phone 7 gains synchronization with Microsoft SQL Server. Get details.

McObject's new eXtremeDB version 4.5 embedded database adds speed, scalability and developer tools. Read the press release.

NSE.IT slashes latency in algorithmic trading with the eXtremeDB In-Memory Database System (IMDS)! Learn more.

Video: McObject’s chief operating officer discusses partnership with Wind River Systems. Watch it now.

Printable Version

Perst Open Source Java Database / .NET Database Evaluation Software

Download an open source / evaluation copy of the Perst™ embedded database for Java or .NET. Complete documentation can be downloaded separately.

To purchase a commercial license for Perst for Java or .NET please contact us.


Perst for Silverlight commercial license
Price: $495 per developer to use Perst in a commercial application on Microsoft's Silverlight rich Internet application (RIA) technology. Purchase on-line (via SWREG) using a credit card or other convenient method (electronic funds transfer, PayPal account, etc.).

 


Perst for Windows Phone 7 (WP7) commercial license
Price: $395 per developer to use Perst in a commercial application on the Windows Phone 7 (WP7) smartphone platform.  Includes the right to freely distribute the application created with this development copy. Purchase on-line (via SWREG) using a credit card or other convenient form of payment (electronic funds transfer, PayPal account, etc.).


 

Perst and Perst Lite for Java
Perst open source / dual license embedded database for Java.
The Perst for Java distribution is compatible with Google's Android platform, and also includes Perst Lite for Java ME.
Build 4.30. Updated January 30, 2012. Change history:

1. Correctly perform case insensitive search in JSQL

2. Fix bug in Rc4File introduced in 4.27

3. Fix bug with lookup of covariant methods in JSQL

 

Perst for .NET (C#)
Perst open source / dual license embedded database for .NET (C#), .NET Compact Framework, Silverlight and Windows Phone 7 (WP7).
Build 4.36. Updated January 30, 2012. Change history:

1. Fix problem with handling enum fields in XML exporter
2. Correctly perform case insensitive search in JSQL
3. Fix bug in Rc4File introduced in 4.33
4. Support update locks in PersistentResource 

Perst Data Sheet

Perst ProScout demo
ProScout is a sample Java ME midlet, based on Perst Lite, that helps a sports recruiter manage information on a mobile device. ProScout has been tested in the PhoneME, Nokia S40 and S60, and Blackberry environments. Includes Getting Started file and commented source code.

Perst for Silverlight CRM demo
This demo shows Perst for .NET in a Silverlight-based customer relationship management (CRM) system. The demo runs in the user’s browser, stores records locally, and takes full advantage of Perst features. Includes source code and article w/ extensively comments.

 

Asynchronous version of the Perst implementation of PolePosition

ACID version of the Perst implementation of PolePosition

TestIndex for Android
TestIndex is an Android-ready database benchmark application, with complete source code, that measures performance using Perst on Android, and Android’s bundled SQLite database system, performing the same tasks. Download TestIndex. (This download consists of the TestIndex benchmark application. Click here to obtain a report on TestIndex results in both in the Android emulator and in T-Mobile's G1 smartphone.)