Product downloads

All product downloads are provided as regular ZIP or self-extracting EXE files.

Some older versions of Internet Explorer may corrupt the download of self-extracting EXE files and certain anti-virus products will block the download of regular zip files. If you experience a corrupted download, please try downloading via the alternative link which gives you the download as a password-protected zip file. This should ensure that you get a valid download.

To unlock a password-protected zip file use the password "bcf" when prompted - three lowercase letters without the quotes.

Linux users can unpack the zip files with 'unzip' version 6.00 or later. Older versions of 'unzip' may not support password-protected archives.

Proteax for Spreadsheets

The installer will help you create a trial license so you can test Proteax for Spreadsheets for 30 days. You may also create a trial license before you install.

  • Proteax for Spreadsheets 2.1 2014-01-21a installer [8.4 MB download]

    If you experience a corrupted download, please try the password-protected zip version - the password is "bcf".

    NOTE: The "2014-01-21a" version fixes an issue in the "2014-01-21" installer that prevented installation on some machines. The error message would be "Cannot create C:\...\ProteaxForSpreadsheets.ini".

    This version supports Microsoft Excel® 2003, 2007, and 2010 (32+64-bit). Runs on 32- or 64-bit Windows® XP SP2 or later.
    Includes example data. Requires no special privileges to install unless you explicitly choose to install as administrator.

    To install correctly on terminal servers, please to obtain additional documentation.
    OpenOffice.org Calc users may to obtain a version of 2.1 that runs in Calc.


  • Older versions:

  • Proteax for Spreadsheets 2.0 2013-07-08 installer [7.3 MB download]
  • Proteax for Spreadsheets 2.0 2013-05-21 installer [7.1 MB download]
  • Proteax for Spreadsheets 1.4 2011-12-30 installer [5.1 MB download]
[Image: Proteax for Spreadsheets screenshot.]

Proteax Cartridge

This is a full download of Proteax Cartridge for 32- and 64-bit Windows and Linux Oracle® servers. Supports Oracle XE, 10g, 11gR1, and 11gR2.

[Image: Proteax Cartridge screenshot.]

Proteax Desktop

This is a full download of the Proteax toolkit for 32- and 64-bit Windows and Linux. Comes with language bindings for .NET, Python, Pascal, Java, and C/C++.

  • Proteax Desktop 2.0 2013-05-08 [12.3 MB download]

    If you experience a corrupted download, please try the password-protected zip version - the password is "bcf".

    If you want to have a 30-day trial of Proteax Desktop then please create a trial license.
    Major new features since 1.4:
    • Structure-to-sequence conversion - convert chemical structures to Protein Line Notation, UniProt, FASTA, Pfizer HELM notation...
    • Inline modification structures for representing arbitrary sidechain modifications.
    • Fully self-contained PLN via inline modifications.
    • Experimental support for Pfizer HELM notation (output-only).
    • Example applications with source code included - Structure-to-sequence GUI converter + web-based PLN editor.
    • Substructure searching in the modification database (enabled via the RDKit chemistry toolkit).
    • Import and export of modification database data via standard text file formats.
    • ARM processor support. Proteax now runs out-of-the-box on the Raspberry Pi.
    Please note - there is currently no installer for Proteax Desktop. Consult the download's "Install_and_Wrapper_Guide.pdf" document for installation instructions. This product is suitable only for developers and people comfortable with a command line. If you are looking for a quick test of Proteax you should try the spreadsheet version instead.
    The ProteaxMolConverter example application (that converts chemical structures to PLN) and ProteaxAdmin (the modification database administrator application) can however be run directly without installation as soon as you have unpacked the ZIP-file and installed your trial license.

Older versions:

[Image: Proteax Desktop screenshot.]

Proteax Desktop pre-releases

There are currently no public pre-releases.

Proteax KNIME nodes

Follow the instructions at the Proteax KNIME nodes download site to install the extension. To successfully run the Proteax KNIME nodes you need to have Proteax Desktop 2.0 or later installed.

[Image: Proteax KNIME nodes screenshot.]





Utilities and tools downloads

Rendering tools

The open source rendering tools convert Proteax rendering info text into graphics. The rendering tools are available as Delphi / Free Pascal, C#, Adobe ActionScript (Flash), Java, and JavaScript code and can be readily incorporated into your own applications or web pages.

  • Rendering tools 2011-01-14 [251 kB download]

    If you experience a corrupted download, please try the password-protected zip version - the password is "bcf".

    Includes source code and test suite for all supported implementations.

    The 2011-01-14 update fixes a minor issue with the Java molecule renderer.
[Image: Proteax molecule and sequence graphics examples.]

Integration tools

Oracle utilities

  • Oracle -> Python cartridge, 2014-03-31
    Cartridge that lets you call Python scripts from Oracle PL/SQL.
    Open Source, BSD-licensed.
    Release 2014-03-31 fixes an issue using modules and nested functions.
  • Journalling package
    Package that implements full journalling of Oracle tables.
    NOTE: Update 2011-10-07: Now supports table names longer than 23 characters.
  • Oracle schema DDL backup
    Simple scripts for backing up schema DDL and submitting changes to a version control system.