Download Chesar 3.6



Chesar 3.6 patched release: migration issues fixed, see release notes

Important note: Beside fixing the migration engine, this patched version of Chesar (Chesar has the same content as Chesar 3.6.1 released on 19/01/2021. If you have successfully installed Chesar 3.6.1 and you had no issues migrating from Chesar 3.5, you can continue working with Chesar 3.6.1.

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Before downloading and installing Chesar 3.6, read the following:

  • Chesar 3.6 is made available as a desktop and a server version.
  • The Chesar 3.6 installation packages are available from the Download button.
  • To download Chesar 3.6, you need to sign in and accept the Chesar License Agreement which covers both desktop and server versions. If you do not yet have an ECHA account, you need to create an account.
  • Check the list of new features and changes for Chesar 3.6 and read carefully the list of known issues in the release notes (version 07/04/2021).

Chesar 3.6 is fully compatible with the latest version of IUCLID 6.5 published on the IUCLID 6 website.


Please note, that download is currently not possible with Google Chrome browser in Windows 10 environment. Please use other browsers to download files.
We are working to fix the issue as soon as possible.

Security threat posed by log4j

Security threat posed by log4j

Recently a serious and very wide-ranging software security flaw has been disclosed. It is caused by a commonly used software component, named log4j. For more information see the official announcement by the Cybersecurity & Infrastructure Security Agency of the US Government.

Chesar 3 is affected, therefore we temporarily remove the packages for download.

We recommend that Chesar 3 is not made available on a server that can be accessed from the public internet.

We will update you when more information becomes available.

Downloads are temporarily disabled.
Downloads are temporarily disabled.

Chesar 3.6 installation manuals

Chesar 3.6 installation manual - Desktop version

Chesar 3.6 installation manual - Server version


Copyright notices

The manufacturer of Chesar acknowledges the following third party copyrights:

Third party copyrights