Turn any OpenAPI2/3 and Postman Collection file into an API server with mocking, transformations and validations.
Publisher’s description
What is Prism?
Prism is an open-source terminals & cli tool program for Windows from Stoplight. It is written in TypeScript.
Installation and requirements
Official installers exist for 64-bit as Portable. It runs without installation (portable).
Updates and version history
The current version is 5.15.11, released on June 3, 2026. 35 versions are listed since October 17, 2022, each with links to its own installer files. That is about 9.6 releases a year.
Popularity and file types
The source code on GitHub (stoplightio/prism) has 5,052 stars. Similar programs include PowerShell, QPDF and Oh My Posh.
Project description on GitHub: “Turn any OpenAPI2/3 and Postman Collection file into an API server with mocking, transformations and validations.”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Portable: runs without installation
- Frequent updates (about 9.6 a year)
- Large user base
Cons
- No native ARM64 build
In short: Prism is an open-source terminals & cli tool tool for 64-bit PCs. It is actively maintained.
Is Prism 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:
0623BEAC05A1E6500F910FA5D8EC3E466B03968E448379FAF568DB79CFEF6902· 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 stoplightio/prism repository on GitHub by the Open Source Security Foundation, last run on October 19, 2026.
- No dangerous workflows10
- Actively maintained10
- No binaries in the repository10
- Licence declared10
- Code review8
- Pinned dependencies2
- Restricted token permissions0
- OpenSSF Best Practices badge0
- Fuzzing0
- Security policy0
- Signed releases0
- Static code analysis0
The score rates how the project is developed and released, not whether the program is safe to install. scorecard.dev
Recent versions
All 35 versions ›35 versions over 4 years · about 9.6 a year
| Version | Date | Size | Files |
|---|---|---|---|
| 5.15.11Latest | June 3, 2026 | — | 64-bit Portable |
| 5.15.10 | April 21, 2026 | — | 64-bit Portable |
| 5.15.9 | April 17, 2026 | — | 64-bit Portable |
| 5.14.2 | April 17, 2025 | — | 64-bit Portable |
| 5.14.1 | April 16, 2025 | — | 64-bit Portable |
| 5.14.0 | April 15, 2025 | — | 64-bit Portable |
| 5.12.1 | November 13, 2024 | — | 64-bit Portable |
| 5.12.0 | November 13, 2024 | — | 64-bit Portable |
Install from the command line
Silent install ›winget install --id Stoplight.Prism -eProgram files (.exe): prism.exe
Related guide: How to use winget: install and update apps
Information
- Publisher
- Stoplight
- Category
- Terminals & CLI tools
- Licence
- Apache-2.0
- Price
- Free
- Source code
- github.com/stoplightio/prism
- Written in
- TypeScript
- Requires
- Windows 11 / 10
- Architecture
- 64-bit
- Installer
- Portable
- Version
- 5.15.11
- Released
- June 3, 2026
- Added to the catalogue
- October 17, 2022
- Versions listed
- 35
- Updates / year
- 9.6
- GitHub stars
- 5,052
- GitHub forks
- 414
- Website
- github.com
- winget ID
- Stoplight.Prism
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is Prism free?
Yes. Prism is open-source software under the Apache-2.0 licence.
Is Prism 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 Prism 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 Prism 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 Prism?
The versions page lists all 35 versions with links to their official installer files, back to October 17, 2022.
Can I use Prism without administrator rights?
Yes, it is portable: unpack and run it.
What are alternatives to Prism?
PowerShell, QPDF, Oh My Posh, fzf and yq. The alternatives page compares them.
