OptiScaler Client is a modern, high-performance desktop utility designed to simplify the installation, management, and update of the OptiScaler mod across your entire game library.
Publisher’s description
What is Optiscaler Client?
Optiscaler Client is an open-source program for Windows from Optiscaler-Client. It is written in C#.
Installation and requirements
Official installers exist for 64-bit as Portable. It runs without installation (portable).
Updates and version history
The current version is 1.0.6.1, released on August 18, 2026. 2 versions are listed since May 2, 2026, each with links to its own installer files.
Popularity and file types
The source code on GitHub (Optiscaler-Client/Optiscaler-Client) has 1,623 stars.
Project description on GitHub: “A modern manager for OptiScaler”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Portable: runs without installation
Cons
- No native ARM64 build
In short: Optiscaler Client is an open-source Windows tool for 64-bit PCs.
Is Optiscaler Client 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:
78781880822FAE472409BF59EEB060D4D77BF38E17CAD5B5BB675D0ACF9A3EF6· 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
Recent versions
All 2 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 1.0.6.1Latest | August 18, 2026 | — | 64-bit ZIP |
| 1.0.5 | May 2, 2026 | — | 64-bit ZIP |
Install from the command line
Silent install ›winget install --id Agustinm28.OptiscalerClient -eRelated guide: How to use winget: install and update apps
Information
- Publisher
- Optiscaler-Client
- Licence
- GPL-3.0
- Price
- Free
- Source code
- github.com/Optiscaler-Client/Optiscaler-Client
- Written in
- C#
- Requires
- Windows 11 / 10
- Architecture
- 64-bit
- Installer
- Portable
- Version
- 1.0.6.1
- Released
- August 18, 2026
- Added to the catalogue
- May 26, 2026
- Versions listed
- 2
- GitHub stars
- 1,623
- GitHub forks
- 50
- Website
- github.com
- winget ID
- Agustinm28.OptiscalerClient
Ratings and reviews
No reviews yet. Be the first to rate it.
Frequently asked questions
Is Optiscaler Client free?
Yes. Optiscaler Client is open-source software under the GPL-3.0 licence.
Is Optiscaler Client 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 Optiscaler Client 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.
Does Optiscaler Client run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit version through emulation.
Where can I download an older version of Optiscaler Client?
The versions page lists all 2 versions with links to their official installer files, back to May 2, 2026.
Can I use Optiscaler Client without administrator rights?
Yes, it is portable: unpack and run it.