OneScript engine
Publisher’s description
What is OneScript engine?
OneScript engine by 1Script Team (Open Source) is open-source Windows software in the terminals & cli tools category.
Installation and requirements
The publisher provides EXE (Inno Setup) installers for 64-bit and 32-bit Windows. The main installer is 3.7 MB. A silent install is possible with the installer’s documented switches.
Updates and version history
The current version is 1.9.4, released on February 15, 2026. The version history goes back to June 3, 2021: 10 releases, all linked to the official files. That is about 2.1 releases a year.
Popularity and file types
On Windows it registers 2 file types, including .bsl and .os. Similar programs include PowerShell, Oh My Posh and QPDF.
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Documented silent install
- Small download (3.7 MB)
Cons
- No native ARM64 build
In short: OneScript engine is an open-source terminals & cli tool tool for 64-bit and 32-bit PCs. Administrators can deploy it unattended.
Is OneScript engine safe to download?
- The file is served by oscript.io; check that it is the publisher’s official mirror
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
43DA56F2C2513F95D265D7DF0D5408C0AEC606672D3FCFC92D7007EC53A1DCBE· Open the VirusTotal report for this hash - The link answered when we last checked it (October 22, 2026)
- 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 10 versions ›10 versions over 5 years · about 2.1 a year
| Version | Date | Size | Files |
|---|---|---|---|
| 1.9.4Latest | February 15, 2026 | 3.7 MB | 32-bit EXE (Inno Setup)64-bit EXE (Inno Setup) |
| 1.9.3 | July 7, 2025 | — | 32-bit EXE (Inno Setup)64-bit EXE (Inno Setup) |
| 1.9.2.13 | May 28, 2025 | — | 32-bit EXE (Inno Setup)64-bit EXE (Inno Setup) |
| 1.9.1 | April 10, 2024 | — | 64-bit EXE (Inno Setup)32-bit EXE (Inno Setup) |
| 1.8.4 | October 6, 2023 | — | 64-bit EXE (Inno Setup)32-bit EXE (Inno Setup) |
| 1.8.3 | July 25, 2023 | — | 64-bit EXE (Inno Setup)32-bit EXE (Inno Setup) |
| 1.8.1 | November 9, 2022 | — | 64-bit EXE (Inno Setup)32-bit EXE (Inno Setup) |
| 1.8.0 | August 18, 2022 | — | 32-bit EXE (Inno Setup)64-bit EXE (Inno Setup) |
Install from the command line
Silent install ›winget install --id OneScript.OneScript -eOneScript-1.9.4-x64.exe /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-Related guide: How to use winget: install and update apps
Information
- Publisher
- 1Script Team (Open Source)
- Category
- Terminals & CLI tools
- Licence
- MPL-2.0
- Price
- Free
- Requires
- Windows 11 / 10
- Architecture
- 64-bit, 32-bit
- Installer
- EXE (Inno Setup)
- Version
- 1.9.4
- Released
- February 15, 2026
- Added to the catalogue
- June 3, 2021
- Versions listed
- 10
- Updates / year
- 2.1
- winget ID
- OneScript.OneScript
File types it opens (2)
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is OneScript engine free?
Yes. OneScript engine is open-source software under the MPL-2.0 licence.
Is OneScript engine safe to download?
The download comes from oscript.io; 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 OneScript engine 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 OneScript engine be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does OneScript engine run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit and 32-bit version through emulation.
Where can I download an older version of OneScript engine?
The versions page lists all 10 versions with links to their official installer files, back to June 3, 2021.
What are alternatives to OneScript engine?
PowerShell, Oh My Posh, QPDF, Tabby and Alacritty. The alternatives page compares them.
