Open Source Press
Open Source Press was a Munich-based German computer-book publisher specializing in open-source software and related ideas.
Last updated August 25, 2026
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Overview
Open Source Press was a German publishing brand based in Munich and focused on books about open-source software, computing, and the broader philosophy surrounding open development. Established in 2003, it operated in a specialist segment of the technology-book market rather than as a general-interest publisher. Its stated area of specialization included high-quality publications addressing open-source technologies and concepts, positioning the imprint for readers seeking technically substantial reference and educational material. The publisher emerged during a period when open-source software was becoming increasingly important in professional information technology, while books remained a major way for developers, administrators, students, and technology professionals to learn complex systems. Open Source Press’s identity was therefore closely tied to the practical and conceptual dimensions of free and open-source software. The brand’s subject matter distinguished it from mainstream computer publishers whose catalogues typically covered a wider range of proprietary software, consumer applications, and general computing topics. The company’s management included Markus Wirtz, who had previously worked as editor in chief for SUSE Press. That background connected Open Source Press with the specialist publishing ecosystem around Linux and open-source technologies, although the available reference material does not establish a broader corporate ownership structure, a complete executive roster, or specific titles in its catalogue. Open Source Press ceased publishing activities at the end of 2015. The available information does not identify a successor brand, parent company, acquisition, or detailed explanation for the end of publishing operations. As a result, the brand is best understood as a defunct specialist computer-book publisher whose historical contribution was its dedicated focus on open-source software and its associated culture and philosophy. Financial data, distribution details, market-share information, and a current official website are not established by the supplied sources.
History
Open Source Press was founded in Munich in 2003 as a publishing company devoted to open-source software and related ideas. Its creation reflected the growing importance of Linux, free software, collaborative development, and open technical standards in the professional computing landscape. Rather than operating as a broad computer publisher, the company concentrated on a defined specialist field and presented itself as a source of high-quality publications for readers interested in open-source technologies and their underlying philosophy. The publisher’s focus covered both the practical and conceptual sides of open source. Its subject area included technical computing material as well as discussion of the principles associated with open development and software freedom. This specialization gave the brand a distinctive position within the German computer-book market, where specialist publishers served developers, system administrators, students, and other technically oriented readers. Markus Wirtz was identified as the company’s manager. Before joining Open Source Press, he had worked as editor in chief for SUSE Press, a background relevant to the publisher’s concentration on Linux and open-source subjects. The available reference does not provide a full account of the organization’s ownership, legal structure, distribution arrangements, catalogue, or financial performance, and it does not confirm additional executives. Open Source Press continued publishing until the end of 2015, when it ceased its publishing activities. The supplied sources do not state whether the closure resulted from a sale, merger, financial difficulty, strategic change, or another cause. They also do not identify a successor imprint or an active official website. Consequently, the brand’s documented history ends with the termination of its publishing operations in 2015. Its historical profile is that of a Munich-based specialist press that helped provide dedicated German-language or Germany-oriented publishing coverage for open-source software and the ideas associated with it.
Products and positioning
A specialist, quality-oriented technology publisher serving readers interested in open-source software, computing, and the philosophy of open development.
Technical publishing
Open-source software books
Technical books covering open-source software formed the core of the publisher’s documented specialization. The available source does not provide a complete bibliography or identify particular flagship titles, but describes the company as a computer-book publisher focused on high-quality material in this field.
Technology and computing publishing
Open-source philosophy publications
The publisher also addressed the philosophy and broader ideas associated with open source. This distinguished its scope from purely instructional computer publishing by including the conceptual, cultural, and collaborative dimensions of open development.
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