A 2D realtime strategy simulation with an emphasis on economy and city building.
Publisher’s description
What is Unknown-Horizons?
Unknown-Horizons is an open-source pc game program for Windows from Unknown-Horizons Team. It is written in Python.
Installation and requirements
Official installers exist for 64-bit as EXE (Inno Setup). Installation asks for administrator rights. The installer supports unattended (silent) installation.
Popularity and file types
The source code on GitHub (unknown-horizons/unknown-horizons) has 1,554 stars. Similar programs include OpenTTD, RetroArch and Steam.
Project description on GitHub: “Unknown Horizons official code repository”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Documented silent install
Cons
- No native ARM64 build
- Installation needs administrator rights
- No update for more than a year
In short: Unknown-Horizons is an open-source pc game tool for 64-bit PCs. Updates have slowed down. Administrators can deploy it unattended.
Is Unknown-Horizons safe to download?
- The file is served by github.com, the publisher’s own domain
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
D6034CADFA7B74790EAC373E8FB4FAE86828C08E64DABE5AA4D5174C8DD0070C· Open the VirusTotal report for this hash - The link has not been checked yet
- The source code is public
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Security practices (OpenSSF Scorecard)
Automated checks of the unknown-horizons/unknown-horizons repository on GitHub by the Open Source Security Foundation, last run on October 19, 2026.
- Actively maintained10
- No binaries in the repository10
- Code review3
- OpenSSF Best Practices badge0
- Security policy0
- Fuzzing0
- Licence declared0
- Signed releases0
- Static code analysis0
- Pinned dependencies0
The score rates how the project is developed and released, not whether the program is safe to install. scorecard.dev
Recent versions
All 1 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 2019.1Latest | May 16, 2023 | — | 64-bit EXE (Inno Setup) |
Install from the command line
Silent install ›winget install --id Unknown-HorizonsTeam.Unknown-Horizons -eUnknown-Horizons-2019.1.214-Setup-VC15-x86.exe /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-Related guide: How to use winget: install and update apps
Information
- Publisher
- Unknown-Horizons Team
- Category
- PC games
- Licence
- GNU GPL v2
- Price
- Free
- Source code
- github.com/unknown-horizons/unknown-horizons
- Written in
- Python
- Requires
- Windows 11 / 10
- Architecture
- 64-bit
- Installer
- EXE (Inno Setup)
- Version
- 2019.1
- Released
- May 16, 2023
- Added to the catalogue
- May 16, 2023
- Versions listed
- 1
- GitHub stars
- 1,554
- GitHub forks
- 243
- winget ID
- Unknown-HorizonsTeam.Unknown-Horizons
Ratings and reviews
No reviews yet. Be the first to rate it.
Alternatives to Unknown-Horizons
See all ›-
OpenTTD15.3OpenTTD is a transport simulation game based upon the popular game Transport Tycoon Deluxe, written by Chris Sawyer. It attempts to mimic the original game as closely as possible while extending it with new features.Open source31.6K ↓ -
Open source76.1K ↓ -
Proprietary766.7K ↓ -
Celestia1.6.4Real-time 3D visualization of space. The free space simulation that lets you explore our universe in three dimensions.Open source13.6K ↓ -
PPSSPP1.20.4PPSSPP can run your PSP games on your PC in full HD resolution; it can even upscale textures that would otherwise be too blurry as they were made for the small screen of the original PSP.Open source14.6K ↓ -
ScummVM2026.4.0ScummVM is a program which allows you to run certain classic graphical adventure and role-playing games, provided you already have their data files.Open source9K ↓ -
Playnite10.58Playnite is an open source video game library manager with one simple goal: To provide a unified interface for all of your games.Open source89.3K ↓ -
MAME0.289A multi-purpose emulation framework. Its purpose is to preserve decades of software history. As electronic technology continues to rush forward, MAME prevents this important «vintage» software from being lost and forgotten.Open source10.9K ↓
Frequently asked questions
Is Unknown-Horizons free?
Yes. Unknown-Horizons is open-source software under the GNU GPL v2 licence.
Is Unknown-Horizons safe to download?
The download comes from github.com, which belongs to the publisher; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install Unknown-Horizons with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Can Unknown-Horizons be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does Unknown-Horizons run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit version through emulation.
What are alternatives to Unknown-Horizons?
OpenTTD, RetroArch, Steam, Celestia and PPSSPP. The alternatives page compares them.
