This document is about KasoVerb®.

A verb conjugation system, which allows complete split-second conjugation of verbs in English, Spanish, and Italian—in any order. Twenty-two columns of verb-related information allow tense-related comparisons in any or all three languages.

Screen Shot



KasoVerb is free software. The source code can be found here: Source


A pre-compiled 64-bit Windows binary can be found here: KasoVerb_2022.04.13_Winx64_Setup.exe


The source code is portable across various Operating Systems. However, to create a binary, it will need to be manually compiled. For more information consult the manual resource, which can be found here: Manual Page


Adolph (Adolfo) Caso

Caso, Adolph was born on January 7, 1934 in Mirabella, Avellino, Italy

Came to the United States in 1947

A prolific writer and poet



Adolfo Caso wrote the book “Understanding English and Italian Verbs”, 2005 Branden Books (unpublished)"

The book can be found here: Book


<branden at brandenbooks dot com>

Mark J. Olesen (markjolesen)


Software architect and programmer


<markjolesen at gmail dot com>



Trademark Policy

KasoVerb and the KasoVerb logo are registered trademarks of Mark J. Olesen aka ``markjolesen''

An application has been filed with with Trademark Electronic Application System (TEAS) on Wed 03 Jun 2020.

The federal status of this trademark filing is REGISTERED as of Tuesday, December 29, 2020; serial number of 88946705.

Mark J. Olesen is committed to protect and ensure consistent usage of its trademarks, logos, and styles.

You do not need permission to use the trademarks when it meets one of the following criteria:

  1. When used for informational or editorial purposes identifying KasoVerb products and services
  2. When used as an accurate comparative product or service statement

If you use the trademarks under the above conditions, there are no license fees. However, you still must follow the terms of the Free Software Licenses for KasoVerb software products, documentation and code.

Attribution is not required to use the KasoVerb trademark or KasoVerb logo.

You shall never use the trademarks under the following criteria:

  1. A derivative or forked distribution
  2. A business name including ``Doing Business As''
  3. A domain name of a business
  4. In a manner that would disparage KasoVerb
  5. Attempting to claim or assert ownership rights

This policy is subject to modification