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Physicists developing a quantum computer that’s entirely open source

physics.aps.org

March 2, 2026

5 min read

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Summary

No commercially useful quantum computing application has been demonstrated yet. Investments in quantum applications by public and private entities could lead to a projected $1 trillion market by 2035.

Key Takeaways

Open Quantum Design (OQD) aims to build an open-source, 30-qubit trapped-ion quantum computer, providing all intellectual property for free to promote accessibility and transparency in quantum computing.
OQD is funded by membership fees from quantum developers, the Canadian government, and philanthropic organizations, and it seeks to lower barriers for entry into quantum computing.
The team at OQD plans to demonstrate quantum algorithms within a year, focusing on creating a more understandable and accessible quantum computing platform rather than the most powerful one.
OQD's initiative is designed to develop talent in quantum hardware by providing open-source designs and instructions, allowing learners to gain hands-on experience with quantum technology.

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Community Sentiment

Mixed

Positives

The open-source nature of the quantum computer could foster innovation and collaboration among researchers and developers, potentially accelerating advancements in quantum computing.
Access to platforms like TU Delft's quantum computer allows enthusiasts and researchers to experiment with quantum computing without significant financial barriers.

Concerns

The high estimated costs of building and maintaining a quantum computer suggest that only well-funded entities can realistically engage with this technology, limiting broader accessibility.
Current quantum computers often lack practical applications, raising doubts about their utility compared to classical computers and the actual achievement of quantum supremacy.