Open Source

The engine and all game files are released under a open source license.

See Also: Open Source Initiative (OSI) approved licenses

Displaying 121 - 132 of 823 games in this category. All games

Nuvie

Nuvie, pronounced 'New-Vee' is an open sourced game engine for playing Origin's games Ultima 6, Martian Dreams and Savage Empire on...
Genre: Role-playing

Iris 2

Iris 2.0 is a cross-platform open-source 2D/3D client for playing the MMORPG Ultima Online on Freeshards
Genre: Role-playing

XU4

XU4 is a remake of the computer game Ultima IV.
Genre: Role-playing

Pentagram

Pentagram is a project aiming to create an Ultima 8 engine for use on modern operating systems, including Linux, Mac OS X and Windows.
Genre: Role-playing

Exult

As computers evolve, we risk losing classic games from the not-so-distant past.
Genre: Role-playing

OpenTomb

OpenTomb is a cross-platform reimplementation of classic Tomb Raider 1—5 engines that were developed by now defunct Core Design.

OpenRCT2

0.0.4 (15 Apr 2016)
The OpenRCT2 project recreates the classic hit RollerCoaster Tycoon 2 into open-source code, expanding the game with new features,...

The Clue! SDL

A complete engine rewrite for the free The Clue! game
Genre: Adventure

Freeserf

A faithful clone of the brilliant simulation game The Settlers 1 aka Serf City.
Genre: Strategy

EDuke32

EDuke32 is an awesome, free homebrew game engine and source port of the classic PC first person shooter Duke Nukem 3D — Duke3D for...
Genre: Action

The Settlers II.5: Return to the Roots

We aim to extend new features such as a multiplayer mode via internet as well as the support for modern hardware and several operating...
Genre: Strategy

Uebergame

by Duion
1.0.4.0 (24 Dec 2014)
Uebergame (also called “Übergame”) is a truly free and open source multiplayer shooter, no hooks attached.
Genre: Shooter, Action