CertKit ingests TLS/SSL certificates and private keys in any format (PEM, DER, PKCS#12, PKCS#7, JKS), catalogs them in a local SQLite database, resolves certificate chains via AIA, and exports organized bundles ready for deployment.
Publisher’s description
What is CertKit?
CertKit by SensibleBit is open-source Windows software. It is written in Go.
Installation and requirements
The publisher provides Portable installers for 64-bit and ARM64 Windows. It runs without installation (portable).
Updates and version history
The current version is 0.8.3, released on March 9, 2026. The version history goes back to February 15, 2026: 5 releases, all linked to the official files.
Popularity and file types
The source code on GitHub (sensiblebit/certkit) has 3 stars.
Project description on GitHub: “Go toolkit to inspect, bundle, verify, and manage TLS certificates.”
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
In short: CertKit is an open-source Windows tool for 64-bit and ARM64 PCs.
Is CertKit 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:
35FE3FF08773F5878EE116DEA054E0352A70E7ED64EBA9B0EE2DC8EF9175ACB9· 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 5 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 0.8.3Latest | March 9, 2026 | — | 64-bit ZIPARM64 ZIP |
| 0.8.2 | March 2, 2026 | — | 64-bit ZIPARM64 ZIP |
| 0.8.1 | February 25, 2026 | — | 64-bit ZIPARM64 ZIP |
| 0.8.0 | February 23, 2026 | — | 64-bit ZIPARM64 ZIP |
| 0.6.7 | February 15, 2026 | — | 64-bit ZIPARM64 ZIP |
Install from the command line
Silent install ›winget install --id SensibleBit.CertKit -eRelated guide: How to use winget: install and update apps
Information
- Publisher
- SensibleBit
- Licence
- MIT
- Price
- Free
- Source code
- github.com/sensiblebit/certkit
- Written in
- Go
- Requires
- Windows 11 / 10
- Architecture
- 64-bit, ARM64
- Installer
- Portable
- Version
- 0.8.3
- Released
- March 9, 2026
- Added to the catalogue
- February 18, 2026
- Versions listed
- 5
- GitHub stars
- 3
- Website
- github.com
- winget ID
- SensibleBit.CertKit
Ratings and reviews
No reviews yet. Be the first to rate it.
Frequently asked questions
Is CertKit free?
Yes. CertKit is open-source software under the MIT licence.
Is CertKit 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 CertKit 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 CertKit run on ARM (Windows on Arm)?
Yes, there is a native ARM64 installer.
Where can I download an older version of CertKit?
The versions page lists all 5 versions with links to their official installer files, back to February 15, 2026.
Can I use CertKit without administrator rights?
Yes, it is portable: unpack and run it.