Search Extensions


98 projects matching your criteria.

  • copy & paste hidden columns

    0 0
    Oct 30, 2015 in Calc Extension

    After hiding a column sequence of a worksheet, you want to apply the same mask on an other workbook or worksheet.

  • fills the empty cells

    0 0
    Oct 28, 2015 in Calc Extension

    Paste in empty cells of column , the value of the first filled cell situated above.

  • FirmaconDike

    0 0
    Dec 23, 2014 in Writer Extension, Calc Extension

    Firma digitale su LibreOffice.

    Questa estensione aggiunge un nuovo pulsante nella barra degli strumenti di LO per firmare digitalmente i documenti utilizzando "Dike" (un software creato da InfoCert SpA, comunemente usato nell Pubbliche Amministrazioni italiane).

    Hanno contribuito: Andrea Castellani, Alfredo Parisi, Sonia Montegiove

    Questa estensione è free-software rilasciato in licenza GNU GPL.


    Digital signature on LibreOffice.

    This extension add a new button in LO toolbar to sign documents digitally using the software "DiKe"  (a software created by InfoCert S.p.A. commonly used in Italian Public Administrations)

    This extension is free-software licensed under GNU GPL.

  • KABE Tools

    0 0
    Mar 25, 2019 in Calc Extension

    Some calc tools I developed for my work at Karl Bubenhofer AG (KABE).

  • Cluster Rows Calc Extension

    0 2
    Jan 09, 2017 in Calc Extension

    A LibreOffice Calc extension that clusters the rows in a table and color them to indicate the clusters.


    0 0
    Feb 17, 2019 in Calc Extension

    FINA Integrated Regulatory Platform

  • DocumentTemplateChanger

    0 0
    Mar 20, 2019 in Writer Extension, Calc Extension, Impress Extension, Draw Extension

    This extension allows to connect an already existing document to a template, deactivate or reactivate the connection to the template, or completely cut the connection of the document to the template. These actions may be performed for the active document or for an entire folder. It works for Writer, Calc, Impress and Draw documents. Additional information can be found in the help pages provided with the extension. It is a substitute for the extension TemplateChanger, which no longer works, with additional features.

  • Permutate!

    0 0
    Apr 21, 2017 in Calc Extension

    Simple extension with the single purpose to permutate the current selected cells in OpenOffice / LibreOffice Calc. The dialog will appear if the user select Permutate! from Tools/Add-ons menu.

Install Instructions

To install an extension, follow these steps:
  • Download an extension and save it anywhere on your computer.
  • In LibreOffice, select Tools --> Extension Manager from the menu bar.
  • In the Extension Manager dialog click Add.
  • A file browser window opens. Navigate to the folder where you saved the LibreOffice extension file(s) on your system. The extension's files have the file extension 'OXT'.
  • Find and select the extension you want to install and click Open.
  • If this extension is already installed, you'll be prompted to press OK to confirm whether to overwrite the current version by the new one, or press Cancel to stop the installation.
  • After you are asked whether to install the extension only for your user or for all users. If you choose the Only for me option, the extension will be installed only for your user. If you choose For all users, you need system administrator rights. In this case the extension will be available for all users. In general, choose Only for me, that doesn't require administration rights on the operating system.


Extensions add new features to your LibreOffice or make the use of already existing ones easier.