Code Quality Rank: L3
Programming language: Perl
License: GNU General Public License v3.0 or later
Tags: Ticketing    
Latest version: v6.0.30

OTRS alternatives and similar software solutions

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What is ((OTRS)) Community Edition?

((OTRS)) Community Edition is one of the most flexible web-based ticketing systems used for Customer Service, Help Desk, IT Service Management. With a fast implementation and easy customization to your needs it helps you reducing costs and increasing the efficiency and transparency of your business communication. Please note that ((OTRS)) Community Edition offers limited OTRS functionality.

You can find a list of features in the online documentation.


It is distributed under the GNU General Public License - see the accompanying [COPYING](COPYING) file for more details.


You can find documentation online. The source code of OTRS and its public extension modules is available on github.

Professional Services for OTRS

Whether you need help in configuring or customizing OTRS or you want to be on the safe side, don't hesitate to contact us: We offer a wide range of professional services such as world-wide enterprise support, consulting and engineering including process design, implementation, customization, application support, and fully managed service.

We offer best professional support from the OTRS team, reliable OTRS security and regular free updates as well as an exclusive set of additional Business Features that you can flexibly activate or deactivate according to different deployment scenarios.

The OTRS Group offers specific training programs in different countries. You can either participate in one of our public OTRS Administrator training seminars which take place regularly, or benefit from an inhouse training seminar that covers all the specific needs of your company.

Software requirements


  • Perl 5.16.0 or higher


  • Apache2 + mod_perl2 or higher (recommended)
  • Webserver with CGI support (CGI is not recommended)


  • MySQL 5.0 or higher (MySQL 8+ is not supported)
  • MariaDB
  • PostgreSQL 9.2 or higher
  • Oracle 10g or higher (OTRS 9 will not support Oracle as application database anymore)


  • Use a modern web browser.
  • These browsers are not supported:
    • Internet Explorer before version 11 (OTRS 9 will not support Internet Explorer anymore)
    • Firefox before version 31
    • Safari before version 6

*Note that all licence references and agreements mentioned in the OTRS README section above are relevant to that project's source code only.