Fast and Simple Serverless Functions for Kubernetes
Publisher’s description
What is Fission CLI?
Fission CLI by Fission Project is open-source Windows software in the containers & devops category. It is written in Go.
Installation and requirements
The publisher provides Portable installers for 64-bit Windows. It runs without installation (portable).
Updates and version history
The current version is 1.27.0, released on June 22, 2026. The version history goes back to June 11, 2023: 5 releases, all linked to the official files. That is about 1.6 releases a year.
Popularity and file types
The source code on GitHub (fission/fission) has 8,937 stars. Similar programs include Kubernetes - Minikube - A Local Kubernetes Development Environment, Docker Compose and Pulumi.
Project description on GitHub: “Fast and Simple Serverless Functions for Kubernetes”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Portable: runs without installation
- Large user base
Cons
- No native ARM64 build
In short: Fission CLI is an open-source containers & devop tool for 64-bit PCs.
Is Fission CLI 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:
4B06BFFA713EAEF73B169B79ACB5F55092E068EB7C3253440AB8001ED9BEF8A8· 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 fission/fission repository on GitHub by the Open Source Security Foundation, last run on October 22, 2026.
- Security policy10
- Dependency update tool10
- No dangerous workflows10
- Actively maintained10
- Restricted token permissions10
- No binaries in the repository10
- Pinned dependencies10
- Published packages10
- Fuzzing10
- Static code analysis10
- Licence declared10
- Tests in CI10
- Contributors from several organisations10
- No known vulnerabilities7
- OpenSSF Best Practices badge5
- Branch protection3
- Code review0
- Signed releases0
The score rates how the project is developed and released, not whether the program is safe to install. scorecard.dev
Recent versions
All 5 versions ›5 versions over 3 years · about 1.6 a year
| Version | Date | Size | Files |
|---|---|---|---|
| 1.27.0Latest | June 22, 2026 | — | 64-bit Portable |
| 1.22.0 | December 18, 2025 | — | 64-bit Portable |
| 1.21.0 | January 25, 2025 | — | 64-bit Portable |
| 1.20.3 | August 9, 2024 | — | 64-bit Portable |
| 1.19.0 | June 11, 2023 | — | 64-bit Portable |
Install from the command line
Silent install ›winget install --id Fission.Fission.CLI -eProgram files (.exe): fission.exe
Related guide: How to use winget: install and update apps
Information
- Publisher
- Fission Project
- Category
- Containers & DevOps
- Licence
- Apache-2.0
- Price
- Free
- Source code
- github.com/fission/fission
- Written in
- Go
- Requires
- Windows 11 / 10
- Architecture
- 64-bit
- Installer
- Portable
- Version
- 1.27.0
- Released
- June 22, 2026
- Added to the catalogue
- June 11, 2023
- Versions listed
- 5
- Updates / year
- 1.6
- GitHub stars
- 8,937
- GitHub forks
- 796
- Website
- github.com
- winget ID
- Fission.Fission.CLI
Ratings and reviews
No reviews yet. Be the first to rate it.
Alternatives to Fission CLI
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Frequently asked questions
Is Fission CLI free?
Yes. Fission CLI is open-source software under the Apache-2.0 licence.
Is Fission CLI 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 Fission CLI 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 Fission CLI 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 Fission CLI?
The versions page lists all 5 versions with links to their official installer files, back to June 11, 2023.
Can I use Fission CLI without administrator rights?
Yes, it is portable: unpack and run it.
What are alternatives to Fission CLI?
Kubernetes - Minikube - A Local Kubernetes Development Environment, Docker Compose, Pulumi, Helm and k9s. The alternatives page compares them.
