Developer Open-Sources Real-Time Headless Multi-Camera Calibration Tool

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A freelance computer-vision developer with a PhD in human-movement science has released realtime-calib, an open-source tool for calibrating multi-camera rigs in real time. The tool was built to address recurring friction points in existing workflows, including the need to pre-record footage before calibration, the lack of headless Linux support, and inconsistent coordinate-system exports. realtime-calib runs in Docker on the camera host with no desktop required, allowing users to drive the calibration process from any browser-enabled device on the local network. It performs capture, board detection, quality feedback, and solving in a single live pass, with no separate recording step. Exports are available in multiple formats compatible with tools such as Unity, Unreal, Blender, three.js, ROS, and Caliscope, with axis remapping handled automatically.

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