Territorial.io challenges players to expand territory and compete for control of a map in a strategy game.
Openfrontio
Players compete on a shared map in Openfrontio, a real-time strategy game playable in a browser.
About Openfrontio
OpenFrontIO is the open-source repository for OpenFront.io, an online real-time strategy game focused on territorial control and alliance building. Players expand territory, build structures, and form alliances on maps based on real-world geography.
The repository contains the client and server code licensed under the GNU Affero General Public License v3.0, with instructions for local installation and development using Node.js and npm.
Key features
- Expand territory and engage in strategic battles in real time
- Form alliances with other players for mutual defense
- Play maps based on real-world geography including Europe, Asia, Africa
- Balance expansion with defensive capabilities through resource management
- Build structures to support territorial expansion
Best for: People who want to play a territorial-control strategy game with alliances or run and modify its open-source code.
Good for
- Source code available under GNU Affero General Public License v3.0
- Includes multiple maps based on real-world geographical regions
- Includes an alliance system for mutual defense
Watch out for
- Local setup requires Node.js v24.15.0 or newer and compatible npm version
- Unfinished games cannot be replayed on localhost
- Replaying a production game requires using the same commit as the original game
Openfrontio at a glance
- Category
- Gaming › Browser Games
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
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Openfrontio FAQ
What license applies to the OpenFront source code?
The source code is licensed under the GNU Affero General Public License v3.0, with separate asset terms described in LICENSE-ASSETS.
How should project dependencies be installed?
Use npm run inst, which installs exact versions without lifecycle scripts. The project instructs not to use npm install or npm i.
Can unfinished games be replayed on localhost?
No. Unfinished games cannot be replayed on localhost, and replaying a production game requires the same commit as the original game.
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