VASSAL Engine

Spec sheet

Purpose

VASSAL is a game engine for building and playing online adaptations of board games and card games.Read 8 Oct 2026 · vassalengine.org

Integrations

VASSAL can import modules created by Aide de Camp 2; its documentation says support for other formats is planned for the future.Read 8 Oct 2026 · vassalengine.org

Security

The user guide says email game logs are encrypted using a combination of the player's username and password.Read 8 Oct 2026 · vassalengine.org

Support

The project directs users to its documentation and forum for help, and offers live chat through Discord.Read 8 Oct 2026 · vassalengine.org

License

VASSAL is open-source software released under the GNU Lesser General Public License version 2.1 or later.Read 8 Oct 2026 · vassalengine.org

Founded

1999Read 28 Sep 2026 · vassalengine.org

Create modules

The Module Editor can create new modules, modify existing ones, and add extensions.Read 8 Oct 2026 · vassalengine.org

Game library

The homepage says its module library includes over 3200 games.Read 8 Oct 2026 · vassalengine.org

Module requirement

To play a game, users need a module for that game, and modules need not be hosted on the VASSAL website to be playable.Read 8 Oct 2026 · vassalengine.org

Not a computer opponent

VASSAL provides a medium for players to interact and generally does not enforce a game's rules.Read 8 Oct 2026 · vassalengine.org

Online play

Players can connect to the VASSAL server, join game rooms, chat, and synchronize with another player.Read 8 Oct 2026 · vassalengine.org

Other play modes

The user guide lists server or peer-to-peer online play, email games, solitaire, and hotseat as play modes.Read 8 Oct 2026 · vassalengine.org

Privacy controls

Server game rooms can be locked for privacy, and the player who started a room can eject players.Read 8 Oct 2026 · vassalengine.org

System requirement

VASSAL 3.5 and later require Java 11 or later; its macOS disk image and Windows installer include the Java version VASSAL will use.Read 8 Oct 2026 · vassalengine.org

Ways to play

Players can play in real time over the Internet or by email.Read 8 Oct 2026 · vassalengine.org

Plans and prices

Every VASSAL Engine plan and price →

Where Specifiction places it

• Virtual Tabletop Software#24 of 287.3