JACK2 aka jackdmp is a C++ version of the JACK low-latency audio server for multi-processor machines. It is a new implementation of the JACK server core features that aims at removing some limitations of the JACK1 design.
Publisher’s description
What is JACK2?
JACK2 by jackaudio.org is open-source Windows software in the api & web development category. It ranks 14th by popularity among api & web development in this catalogue. It is written in C++.
Installation and requirements
The publisher provides EXE (Inno Setup) installers for 64-bit and 32-bit Windows. Installation asks for administrator rights. A silent install is possible with the installer’s documented switches.
Updates and version history
The current version is 1.9.22, released on December 5, 2024. The version history goes back to December 5, 2024: 2 releases, all linked to the official files. The last update is more than a year old.
Popularity and file types
The Chocolatey package has been downloaded 35,029 times. The source code on GitHub (jackaudio/jack2) has 2,456 stars. Similar programs include Bruno, Insomnia and Yaak.
Project description on GitHub: “jack2 codebase”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Documented silent install
Cons
- No native ARM64 build
- Installation needs administrator rights
- No update for more than a year
In short: JACK2 is an open-source api & web development tool for 64-bit and 32-bit PCs. Updates have slowed down. Administrators can deploy it unattended.
Is JACK2 safe to download?
- The file is served by github.com; 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:
C46847404C3CBD01EA3473E53F7221078E34142308E911C0E08A40DC44D26A19· 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 jackaudio/jack2 repository on GitHub by the Open Source Security Foundation, last run on October 19, 2026.
- No binaries in the repository10
- Licence declared10
- Code review1
- Actively maintained0
- No dangerous workflows0
- Restricted token permissions0
- Pinned dependencies0
- OpenSSF Best Practices badge0
- Fuzzing0
- Security policy0
- 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 2 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 1.9.22Latest | December 5, 2024 | — | 32-bit EXE (Inno Setup)64-bit EXE (Inno Setup) |
| 1.9.21 | December 5, 2024 | — | 64-bit EXE (Inno Setup)32-bit EXE (Inno Setup) |
Install from the command line
Silent install ›winget install --id Jackaudio.JACK2 -echoco install jack -yjack2-win64-v1.9.22.exe /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-Related guide: How to use winget: install and update apps
Information
- Publisher
- jackaudio.org
- Category
- API & web development
- Licence
- GPL-2.0
- Price
- Free
- Source code
- github.com/jackaudio/jack2
- Written in
- C++
- Requires
- Windows 11 / 10
- Architecture
- 64-bit, 32-bit
- Installer
- EXE (Inno Setup)
- Version
- 1.9.22
- Released
- December 5, 2024
- Added to the catalogue
- December 5, 2024
- Versions listed
- 2
- Chocolatey downloads
- 35,029
- GitHub stars
- 2,456
- GitHub forks
- 400
- Website
- jackaudio.org
- winget ID
- Jackaudio.JACK2
- Chocolatey package
- jack
Ratings and reviews
No reviews yet. Be the first to rate it.
Alternatives to JACK2
See all ›-
Bruno4.3.0Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)Open source120.8K ↓ -
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HTTPie2025.2.0HTTPie for Web & Desktop — cross-platform API testing client for humans. Painlessly test REST, GraphQL, and HTTP APIs.Free65.8K ↓ -
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Frequently asked questions
Is JACK2 free?
Yes. JACK2 is open-source software under the GPL-2.0 licence.
Is JACK2 safe to download?
The download comes from github.com; 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 JACK2 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 JACK2 be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does JACK2 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 JACK2?
The versions page lists all 2 versions with links to their official installer files, back to December 5, 2024.
What are alternatives to JACK2?
Bruno, Insomnia, Yaak, RenderDoc and HTTPie. The alternatives page compares them.
