What Are COM / ActiveX / OCX? - The Differences and Relationships Explained (archived 2026-07-27)

A practical guide to what COM is, what ActiveX is, and what OCX is - covering their differences and relationships, the connection to OLE, where they are used, and how to think about them today. Archived version of https://comcomponent.com/en/blog/2026/03/13/000-what-is-com-activex-ocx/, as published on 2026-07-27. The live article is maintained and may change after this date. First published 2026-03-13.

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Publication Details

Journal
Zenodo (CERN European Organization for Nuclear Research)
Published
2026-07-27
DOI
https://doi.org/10.5281/zenodo.21614487
Primary Topic
Academic Writing and Publishing
Type
article
Field-Weighted Citation Impact
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article

What Are COM / ActiveX / OCX? - The Differences and Relationships Explained (archived 2026-07-27)

Go Komura
Zenodo (CERN European Organization for Nuclear Research)
Academic Writing and Publishing
article

What Are COM / ActiveX / OCX? - The Differences and Relationships Explained (archived 2026-07-27)

Go Komura
article en

Abstract

A practical guide to what COM is, what ActiveX is, and what OCX is - covering their differences and relationships, the connection to OLE, where they are used, and how to think about them today. Archived version of https://comcomponent.com/en/blog/2026/03/13/000-what-is-com-activex-ocx/, as published on 2026-07-27. The live article is maintained and may change after this date. First published 2026-03-13.

Zenodo (CERN European Organization for Nuclear Research)
Fujikura (United States) (US)
Openalex Percentile: Top 2%
Academic Writing and Publishing
DOIOpen Access PDFOpenAlex
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What Are COM / ActiveX / OCX? - The Differences and Relationships Explained (archived 2026-07-27) — Go Komura · Zenodo (CERN European Organization for Nuclear Research) (2026) | TGRS Research Map | TGRS