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Halimede download for Linux

Free download Halimede Linux app to run online in Ubuntu online, Fedora online or Debian online

This is the Linux app named Halimede whose latest release can be downloaded as HalimedeCA.msi. It can be run online in the free hosting provider OnWorks for workstations.

Download and run online this app named Halimede with OnWorks for free.

Follow these instructions in order to run this app:

- 1. Downloaded this application in your PC.

- 2. Enter in our file manager https://www.onworks.net/myfiles.php?username=XXXXX with the username that you want.

- 3. Upload this application in such filemanager.

- 4. Start the OnWorks Linux online or Windows online emulator or MACOS online emulator from this website.

- 5. From the OnWorks Linux OS you have just started, goto our file manager https://www.onworks.net/myfiles.php?username=XXXXX with the username that you want.

- 6. Download the application, install it and run it.





Halimede is a simple to use Certificate Authority. It supports multiple CA (Certificate Authorities) from a single interface, with each CA is stored within it's own datastore instance.

Halimede supports a large range of public key ciphers, including RSA, DSA, ECDSA (NIST/SEC/ANSI X9.62/Brainpool Curves), EdDSA (ED25519/ED448), GOST R34.10, DSTU 4145-2002 and numerous Post-Quantum Ciphers including Rainbow, SPHINCS-256, XMSS/XMSS-MT and qTESLA for X509 Certificate generation.

Halimede is available as either a Standalone Application, as a Plugin for the Eclipse IDE, or can be integrated with any other Eclipse e4 RCP based application.


  • X509 Certificate Management
  • Wide range of key ciphers, including RSA, DSA, EC, ED25519/ED448, GOST R34.10, DSTU4145, Rainbow, SPHINCS-256, XMSS/XMSS-MT and qTESLA
  • X509 Certificate Templates
  • Export Certificates and keying material in both PEM and DER formats.
  • Create self-signed general purpose X509 Certificates.
  • Certificate and keying material details exported as either HTML or Plain Text reports.
  • Able to support definition of Key Usage, Extended Key Usage and Subject Alternative Names for Certificate generation, allowing defined usage of issued Certificates.
  • Each CA is password protected, with the option that each issued certificate details are protected by individual independent passwords with the datastore.
  • The datastore uses AES-256 cipher by default to protect Certificates and keying material.


Information Technology, Advanced End Users, System Administrators, Developers, Security Professionals

User interface

Java SWT, Eclipse

Programming Language


This is an application that can also be fetched from https://sourceforge.net/projects/halimede/. It has been hosted in OnWorks in order to be run online in an easiest way from one of our free Operative Systems.