Open Source C# Object Oriented Software

Be.HexEditor is a small, fast and simple hex editor. It contains a reusable hex edit control called HexBox. This C# control is reusable for every .NET Framework application.

SMC takes a state machine stored in a .sm file and generates a State pattern in 14 programming languages. Includes: default transitions, transition args, transition guards, push/pop transitions and Entry/Exit actions. See User Manual for more info.

Castle aspires to simplify the development of enterprise and web applications. Offering a set of tools (working together or indepedently) and integration with other open source projects, Castle helps you get more done with less code.

db4o is the world's leading open source object database for Java and .NET. Leverage fast native object persistence, ACID transactions, query-by-example, S.O.D.A object query API, automatic class schema evolution, small size (http://developer.db4o.com)

by Chris Pollach (http://chrispollach.blogspot.ca) A fully integrated "object oriented" set of PB Classes for the following products: PowerBuilder, PowerClient & PowerServer. The framework greatly enhances the development process by making the PowerBuilder developer significantly more productive! License: https://sourceforge.net/projects/stdfndclass/files/License (Open Source) => Updated version of the STD "Integrated" framework 2025R1 build 2025.1.0.436 was released to production on 2025-06-09. https://sourceforge.net/projects/stdfndclass/files/FrameWork/Integrated => The STD "Web Service" framework 2022R2 build 2021.2.0.106 is the last release to production on 2021-05-12. This PB feature is now discontinued as of PB 2021 https://sourceforge.net/projects/stdfndclass/files/FrameWork/WebService => Updated version of the STD "Order Entry" example App 2025R1 build 2025.1.0.626 was released on 2025-05-29. https://sourceforge.net/projects/stdfndclass/files/Applications

Sort, filter and aggregate lists of business objects without all the boring code! This library provides a powerful "view" approach to data binding .NET objects to user interface controls.

AODL,a C# .net library for creating / editing documents in the OpenDocument Format ( ODF ). Requires no knowledge about the ODF XML schema itself. AODC, an OpenDocument Converter & Embed OpenOffice as .net Control

The original C# .NET 4.0 DICOM library designed for rapid development of DICOM applications. the new library can be found at evildicom.rexcardan.com. The website has maintenance planned for 08.21.12 and will be down.

http://www.filehelpers.net The FileHelpers are an easy to use .NET library written in C#. Is designed to read/write data from flat files with fixed length or delimited records (CSV). Also has support to import/export data from different data storages (Excel, Access, SqlServer) Code on GitHub: https://github.com/MarcosMeli/FileHelpers

A full featured, object-oriented, multi-platform C# wrapper for the curses terminal control library.

A .Net library to handle conversions from and to JSON (JavaScript Object Notation) strings. Written in C# 2.0 and compatible with all .Net languages.

SAGE stands for Simple Asynchronous Game Engine and is an attempt to implement a multithreaded game engine in C#. For rendering/physics/sound/etc it uses(/will use) open source libraries (like OGRE, ODE, etc) through plugins.

2d shooter game

This is a .net class generator written in C# that allows you to input a SQL string along with the connection string and will generate the necessary class for the custom query you provide.

An Endless Space Mod Tool for the modding community. We made this tool ourselves using only the mods in circulation as a base to read, edit and create mods. (There is little functionality at the moment) Translators are still needed for other languages to support so if you want to help with translating feel free to give us a call.

FAMOUSO is an event-based publish/subscribe middleware written in C++ for systems ranging from 8Bit micro-controllers up to 32Bit PC/Workstations.

Intel® Mobile Platform SDK 1.3 covered by BSD license, enables developers to build mobile-aware applications. It provides a set of libraries and runtime components, and programming interface, common across Windows and Linux platforms.

This code is another way to create SOA applications through HTTP. Can execute Database SPs, MSMQ, Assemblies, IronPython script and generates RSS, JSON, Web Service, Text or Excel file through HTTP. The system has authentication and logging support.

A named binary tag library (file format used in the computer game Minecraft) for .net

SharpMud is a MUD server Framework written for .NET 2.0 in 100% C#. Provides an applcation layer that allows for MUD developers to focus on gameplay, not server mechanics. See the website for more information, including project status and direction.

This is a simple program to rename a large number of files like images, rather than one at a time. Please let me know of any bugs you find or improvements you may think would help.

This project is created to permit the usage of a more-stable, easy to use MaNGOS object-oriented Massively Multiplayer Online Role-Playing Game Server (MMORPGS). It doesn't include unreviewed changes, so it may look more feature-less than MaNGOS.

This is a calendar control with multi-select. It provides a point and click interface for selecting holidays or special days. It previously extended on MonthCalendar, now it has a fixed size in all regions and all drawing is handled internally.

NDO® (.NET Data Objects®) is a powerful tool for object relational mapping (O/R-Mapping) on the Microsoft® .NET Platform. It integrates smoothly in Visual Studio, using an Add-in. The latest version 3.0 works with .NET 4.0/4.5/4.5.1 and Visual Studio 2010/2012/2013/2015. Download and issue tracking has been moved to the NDO Website.

A time schedule graphical component with a point and click interface. This is a custom drawn control written in C#. It provides an easy interface for laying out periods of time associated with a predefined color/state. The control respects local timeform