Cal.com Headlines
Latest news and coverage for Cal.com
Recent Headlines
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Cal Pricing Teardown 2026
An analysis of Cal.com's pricing model, including free tier, Teams, Organizations, and Enterprise options, highlighting the value of self-hosting under MIT license.
DEV Community
Cal.diy Review: Cal.com's Open-Source Scheduling Primitive for Developers - DEV Community
A review of Cal.diy, Cal.com's self-hostable scheduling primitive for developers, explaining its use cases and tradeoffs.
XDA Developers
Cal.com just went closed source over AI, but AI is exactly why open source still wins
Cal.com closed its source code citing AI vulnerability discovery, but the author argues open source still wins because AI can be used to audit code as well.
The Register
AI's not going to kill open source code security
The Register's opinion piece argues that AI will not kill open source security, countering Cal.com's move to close its codebase, with quotes from Cal.com CEO and other developers.
The Register
AI's not going to kill open source code security • The Register
The Register publishes an opinion column arguing against Cal.com’s claim that AI-driven threats justify closing its commercial codebase. The piece uses Cal.com’s licensing shift as the central example in a broader debate over AI and open source security.
FOSS Force
AI Pushes Cal.com to Shutter Open and Go Nonfree - FOSS Force
FOSS Force covers and critiques Cal.com’s decision to abandon open source licensing for its main product, arguing the AI-security rationale amounts to security through obscurity. The article also discusses Cal.diy, the company’s new open-source community version.
It's FOSS
Cal.com Goes Close Source Because "AI Can Easily Exploit Open Source Software"
It's FOSS reports on Cal.com's decision to switch to a closed-source model after five years, attributing the change to the growing threat of AI-powered security issues.
ZDNET
'Like handing out the blueprint to a bank vault': Why AI led one company to abandon open source | ZDNET
ZDNET reports that Cal.com is moving its flagship open-source scheduling product to a proprietary model because of AI-enabled vulnerability discovery risks. The article includes comments from Cal.com leadership and describes the release of Cal.diy.
PR Newswire
Open source is collapsing under AI-powered threats | Cal.com
PR Newswire distributes Cal.com's announcement regarding its transition to a closed-source model, citing AI-powered threats to open source.
Cal.com Blog
Going Closed-Source: Technical Changes Behind Cal.diy
This article details the technical changes and features removed from Cal.com as it transitions to a closed-source model, introducing Cal.diy.
The New Stack
Cal.com goes closed source: A security reckoning for OSS
The New Stack reports on Cal.com's decision to move its core codebase to a closed repository, highlighting the company's concerns about AI-driven security risks and the broader implications for open-source projects.
Cal.com Blog
Cal.com Goes Closed Source: Why AI Security Is Forcing Our Decision
Cal.com announced its decision to move its core codebase from open source to closed source, citing increasing AI-driven security risks and the need to protect customer data. They will maintain an open-source version called Cal.diy for hobbyists.
Cal.com Blog
Cal.com 6.0 - Cal.com Companion, Public Holidays in OOO and More
This article from Cal.com Blog announces cal.com 6.0 - cal.com companion, public holidays in ooo and more. The announcement details new developments or features related to the topic.
Cyber Security News
Critical Cal.com Vulnerability Let Attackers Bypass Authentication Via Fake TOTP Codes
The article from Cyber Security News discusses critical cal.com vulnerability let attackers bypass authentication via fake totp codes. It provides insights into the company or product mentioned.
Cal.com Blog
SMS Workflows for Automated SMS Notifications
The article from Cal.com Blog announces: 'SMS Workflows for Automated SMS Notifications'. This announcement, detailed in the URL slug as 'blog sms-workflows-automated-notifications', provides further insights into the development.
TechCrunch
Open source tools to boost your productivity
TechCrunch published an article titled "Open source tools to boost your productivity." The article provides a guide to open-source alternative software.
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