Koha 18.05.10 released


28 Feb 2019

Koha is the first free and open source software library automation
package (ILS). Development is sponsored by libraries of varying types
and sizes, volunteers, and support companies from around the world. The
website for the Koha project is:

Koha 18.05.10 can be downloaded from:

Installation instructions can be found at:

  • Koha Wiki
  • OR in the INSTALL files that come in the tarball

Koha 18.05.10 is a bugfix/maintenance release.

It includes 2 bugfixes.

Critical bugs fixed


  • [22395] Data in 245 field (subfield a or b) will be deleted if it has Quotation Marks


  • [13515] Table messages is missing FK constraints and is never cleaned up

System requirements

Important notes:

  • Perl 5.10 is required
  • Zebra is required


The Koha manual is maintained in Sphinx. The home page for Koha
documentation is

As of the date of these release notes, only the English version of the
Koha manual is available:

The Git repository for the Koha manual can be found at


Complete or near-complete translations of the OPAC and staff
interface are available in this release for the following languages:

  • Arabic (99.7%)
  • Armenian (100%)
  • Basque (72.5%)
  • Chinese (China) (77%)
  • Chinese (Taiwan) (98.7%)
  • Czech (92.4%)
  • Danish (63.6%)
  • English (New Zealand) (95.5%)
  • English (USA)
  • Finnish (92.4%)
  • French (98.7%)
  • French (Canada) (94%)
  • German (100%)
  • German (Switzerland) (98.3%)
  • Greek (80.5%)
  • Hindi (99.8%)
  • Italian (97.3%)
  • Norwegian Bokmål (67.5%)
  • Occitan (post 1500) (70.2%)
  • Persian (52.9%)
  • Polish (93.7%)
  • Portuguese (99.8%)
  • Portuguese (Brazil) (87.4%)
  • Slovak (97.6%)
  • Spanish (98.7%)
  • Swedish (93.8%)
  • Turkish (99.8%)
  • Vietnamese (65.1%)

Partial translations are available for various other languages.

The Koha team welcomes additional translations; please see

For information about translating Koha, and join the koha-translate
list to volunteer:

The most up-to-date translations can be found at:

Release Team

The release team for Koha 18.05.10 is


We thank the following individuals who contributed patches to Koha 18.05.10.

  • Alex Arnaud (1)
  • Jonathan Druart (2)
  • Lucas Gass (4)

We thank the following libraries, companies, and other institutions who contributed
patches to Koha 18.05.10

  • BibLibre (1)
  • ByWater-Solutions (4)
  • Koha Community Developers (2)

We also especially thank the following individuals who tested patches
for Koha.

  • Alex Arnaud (1)
  • Nick Clemens (3)
  • Lucas Gass (5)
  • Martin Renvoize (3)
  • Marcel de Rooy (3)
  • Nazlı Çetin (1)

We regret any omissions. If a contributor has been inadvertently missed,
please send a patch against these release notes to

Revision control notes

The Koha project uses Git for version control. The current development
version of Koha can be retrieved by checking out the master branch of:

The branch for this version of Koha and future bugfixes in this release
line is rmain1805.

Bugs and feature requests

Bug reports and feature requests can be filed at the Koha bug
tracker at:

He rau ringa e oti ai.
(Many hands finish the work)

Autogenerated release notes updated last on 28 Feb 2019 00:43:12.