A simple cross platform ACME client - for use with Let's Encrypt. Forked from win-acme.
Publisher’s description
What is simple-acme?
simple-acme by simple-acme is open-source Windows software in the languages & sdks category. It is written in C#.
Installation and requirements
The publisher provides Portable installers for 64-bit, ARM64 and 32-bit Windows. It runs without installation (portable).
Updates and version history
The current version is 2.4.1.2444, released on October 6, 2026. The version history goes back to July 2, 2025: 7 releases, all linked to the official files. That is about 5.5 releases a year. The last update is less than a month old.
Popularity and file types
The Chocolatey package has been downloaded 3,393 times. The source code on GitHub (simple-acme/simple-acme) has 651 stars. Similar programs include Go Programming Language, LLVM and CMake.
Project description on GitHub: “A simple cross platform ACME client (for use with Let's Encrypt et al.)”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Native ARM64 build for Windows on Arm
- Portable: runs without installation
- Updated in the last two months
In short: simple-acme is an open-source languages & sdk tool for 64-bit, ARM64 and 32-bit PCs. It is actively maintained.
Is simple-acme 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:
5D5E9FF6A7CD49DA1578B48EE376446289D31CCAE01A342D81B26914551E1264· 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 7 versions ›7 versions over 1 year · about 5.5 a year
| Version | Date | Size | Files |
|---|---|---|---|
| 2.4.1.2444Latest | October 6, 2026 | — | 32-bit ZIPARM64 ZIP64-bit ZIP |
| 2.4.0.2350 | June 13, 2026 | — | 32-bit ZIPARM64 ZIP64-bit ZIP |
| 2.3.6.2257 | April 6, 2026 | — | 32-bit ZIP64-bit ZIPARM64 ZIP |
| 2.3.5.2195 | January 13, 2026 | — | 64-bit ZIPARM64 ZIP32-bit ZIP |
| 2.3.4.2084 | September 17, 2025 | — | 64-bit ZIPARM64 ZIP32-bit ZIP |
| 2.3.4.2067 | September 10, 2025 | — | 64-bit ZIPARM64 ZIP32-bit ZIP |
| 2.3.3.2009 | July 2, 2025 | — | 64-bit ZIP32-bit ZIPARM64 ZIP |
Install from the command line
Silent install ›winget install --id simple-acme.simple-acme -echoco install simple-acme -yProgram files (.exe): wacs.exe
Related guide: How to use winget: install and update apps
Information
- Publisher
- simple-acme
- Category
- Languages & SDKs
- Licence
- Apache-2.0
- Price
- Free
- Source code
- github.com/simple-acme/simple-acme
- Written in
- C#
- Requires
- Windows 11 / 10
- Architecture
- 64-bit, ARM64, 32-bit
- Installer
- Portable
- Version
- 2.4.1.2444
- Released
- October 6, 2026
- Added to the catalogue
- July 11, 2025
- Versions listed
- 7
- Updates / year
- 5.5
- Chocolatey downloads
- 3,393
- GitHub stars
- 651
- GitHub forks
- 61
- Website
- github.com
- winget ID
- simple-acme.simple-acme
- Chocolatey package
- simple-acme
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is simple-acme free?
Yes. simple-acme is open-source software under the Apache-2.0 licence.
Is simple-acme 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 simple-acme 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 simple-acme run on ARM (Windows on Arm)?
Yes, there is a native ARM64 installer.
Where can I download an older version of simple-acme?
The versions page lists all 7 versions with links to their official installer files, back to July 2, 2025.
Can I use simple-acme without administrator rights?
Yes, it is portable: unpack and run it.
What are alternatives to simple-acme?
Go Programming Language, LLVM, CMake, Deno and Yarn. The alternatives page compares them.
