ore2ca is a local Certificate Authority (CA) management tool for developers.
Create a local CA, register it with your OS and browsers (Firefox, Chrome, Edge),
and issue HTTPS certificates for local development — no OpenSSL required.
Supports macOS, Linux, and Windows. Certificates work with localhost, LAN IPs,
and wildcard domains.
Publisher’s description
What is ore2ca?
ore2ca by mar1mo-41414 is open-source Windows software in the ides & code editors category. 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 1.4, released on October 24, 2026. The version history goes back to August 17, 2026: 2 releases, all linked to the official files. The last update is less than a month old.
Project description on GitHub: “Web開発中に何かと使う、俺俺CA。OpenSSLは要らないよ。”
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: ore2ca is an open-source ides & code editor tool for 64-bit and ARM64 PCs.
Is ore2ca 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:
20595A3939D5CEEDEC3D4CAFF8801E1818D2B1B5114D197A9AF5A49F54125E50· 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 2 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 1.4Latest | October 24, 2026 | — | 64-bit ZIPARM64 ZIP |
| 1.3 | August 17, 2026 | — | 64-bit ZIPARM64 ZIP |
Install from the command line
Silent install ›winget install --id mar1mo-41414.ore2ca -eRelated guide: How to use winget: install and update apps
Information
- Publisher
- mar1mo-41414
- Category
- IDEs & code editors
- Licence
- MIT
- Price
- Free
- Source code
- github.com/mar1mo-41414/ore2ca
- Written in
- Go
- Requires
- Windows 11 / 10
- Architecture
- 64-bit, ARM64
- Installer
- Portable
- Version
- 1.4
- Released
- October 24, 2026
- Added to the catalogue
- September 14, 2026
- Versions listed
- 2
- Website
- github.com
- winget ID
- mar1mo-41414.ore2ca
Ratings and reviews
No reviews yet. Be the first to rate it.
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Frequently asked questions
Is ore2ca free?
Yes. ore2ca is open-source software under the MIT licence.
Is ore2ca 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 ore2ca 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 ore2ca run on ARM (Windows on Arm)?
Yes, there is a native ARM64 installer.
Where can I download an older version of ore2ca?
The versions page lists all 2 versions with links to their official installer files, back to August 17, 2026.
Can I use ore2ca without administrator rights?
Yes, it is portable: unpack and run it.
What are alternatives to ore2ca?
OpenCode, RStudio, Node.js (LTS), Apache NetBeans and mkcert. The alternatives page compares them.
