Please try PostgreSQLDirect .NET 2.50 Beta version available for download now.
In this version we introduced following features:
- Data Design Extensibility (DDEX) for Visual Studio 2005 support added
- Mono support added
- Enterprise Library Data Access Application Block support added
- ASP.NET 2.0 providers added: Membership Provider, Role provider, Session State Provider, Profile provider
- Dataset Wizard added
- Borland Delphi 2006 support added
- Provider invariant name changed
- Added streaming support for PgSqlScript
- Added list of Frequently Asked Questions
Core Lab development team
http://www.crlab.com/pgsqlnet