Leeno (alias Ultimus Free)

Bill of quantities (BOQ) directly in Calc.
Estensione per creare Computi Metrici Estimativi e relativa Contabilità Lavori (Registro di contabilità, SAL - Stati di Avanzamento Lavori etc.)

LeenO

Computo metrico estimativo e contabilita' lavori su Calc

Latviešu Spellchecker

Latvian spellchecking and hyphenation module

Latin Spellchecker

[en] Latin spelling dictionaries - [de] Lateinische Rechtschreibung

Latgalian Spellchecker

Latgalian spell-checking and hyphenation module Latgalisu voludys pareizraksteibys puorbaudis moduļs

LanguageTool

LanguageTool is a style and grammar proofreading software for English, French, German, Polish, Dutch, Romanian, and a lot of other languages.

Korean Spellchecker 한국어 맞춤법 검사기

이 확장은 한국어 맞춤법을 검사할 수 있는 확장으로 hunspell 한국어 데이터 프로젝트의 데이터를 기반으로 만들었습니다.

kmlooo

Import Google Earth files (kml) in Draw

Kituba (kikongo ya leta) Spellchecker

This extension is a kikongo ya leta (kituba) dictionary spellchecker.

Kichwa (Ecuador) Spellchecker

A spellchecker trying to follow the shukyachishka ("unified") orthography of ecuadorian quechua.

Khmer Spellchecker (SBBIC Version)

An extension for LibreOffice to include a Khmer spelling checker.

KDE Mascots Gallery

Konqi is KDE's mascot. Whenever a little fun is needed, Konqi and his colorful KDE dragon friends are here to help!

KABE Tools

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

Java Time Zones

Converts dates between time zones. Re-formats dates. Performs date arithmetic according to calendar.

Japanese Integrated Learning Tool

Jilt is an add-on to Writer. It includes a Japanese-English dictionary and a kanji dictionary.
It has powerful searches the result of which is configurable just by choosing the right command.
The user can easily add notes (in text or at page foot) .

Italian Spellchecker

This extension contains the Italian dictionary, thesaurus and hyphenation patterns contributed by volunteers and packaged by PLIO, http://www.plio.it.

Italian & Latin Spellchecker

[en] Italian and Latin spelling dictionaries - [de] Italienische und lateinische Rechtschreibung

Irish Spellchecker

This extension installs resources for the Irish language: a spell checker (GaelSpell), a thesaurus, and rules for correct hyphenation of Irish words.

Interpolation for Calc

This Add-in contain functions to solve interpolations and extrapolation tasks.

Interpolation

Automatic Calculator for Interpolation

Interlingue Spellchecker

Spelling check and hyphenation rules for Interlingue (Occidental)

Instant Word count

Instant Word Count shows an window dialog that instantly counts the amount of words in your document.

Industrial icon theme

Icon theme as provided by LibreOffice in the past

indonesian thesaurus

indonesian thesaurus for libreoffice

Kamus Indonesia Spellchecker

This provides an Indonesian spell-checker and hyphenator for Libreoffice

Improved trend lines (CorelPolyGUI)

CorelPolyGUI plots extra trend lines such as linear and polynomial with forced intercept option, or moving average.

ImpressRunner

Allow to start automatically a presentation at loading

Import csv

Utility for opening and saving files (csv, txt)

ImgCell

ImgCell enables drop the image to fit the cell. This will scale the image to fit the bound cell.

iMath

The iMath extension for intelligent formulas enables numeric and symbolic calculations inside a Writer document