nvr

Clearcam is an open-source, self-hosted NVR tool that reads directly from existing RTSP camera streams and performs local person/vehicle detection, object tracking, and historical footage search — no need to replace cameras or your original NVR. It also supports AI notification summaries powered by Qwen3-VL.

Grablo Spot 是一款免费的 AI NVR 软件，可将现有摄像头录制的视频按人员和车辆自动整理成卡片，并支持通过人脸、外观描述、车牌片段等进行跨摄像头检索，所有数据仅存储在本地设备。

Frigate is an open-source NVR designed for Home Assistant that performs real-time AI object detection on IP camera feeds locally using OpenCV and TensorFlow. It features tight Home Assistant integration, motion-based detection, and efficient resource usage.