Story
Cal.com is going closed source
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1 discussion
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Overview
Cal.com is transitioning from open source to closed source to enhance customer data protection in response to AI-driven security threats. The Cal.diy platform will remain available as an open-source option for hobbyists.
Summary from cal.com.
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Community reactions
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Hacker News · cal.com
Hacker News discussion ↗
Historical count: 5 · 5 saved in sample · Historical sample
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Based on 5 sampled comments from this thread. Analyzed 2026-04-15.
- Praise: LLMs are proving to be highly effective at identifying vulnerabilities in code, suggesting a valuable role for AI in enhancing software security practices.
- Praise: The discussion around AI's impact on open source highlights the potential for self-hosting to become more accessible, which could empower developers.
- Concern: The shift to closed source is perceived as a business decision rather than a genuine security concern, raising questions about transparency and trust.
- Concern: There are fears that relying on closed source software for security could lead to a dangerous model of security through obscurity, which is widely criticized.