OCLAVI is described as 'The fastest, smartest and collaborative way of image annotation for Machine learning and AI. OCLAVI is an annotation tool which helps in making models learn precisely and work accurately in the real world' and is an app in the Sport & Health category. There are four alternatives to OCLAVI for Online / Web-based. The best alternative is Amazon Mechanical Turk. Other great apps like OCLAVI are Appen (Paid), Playment (Paid) and ImageAnnotation.Ai (Paid).
ImageAnnotation.Ai provides image tagging and annotation services for deep learning, machine learning and computer vision companies. To make sure they're a good fit for your project, you can start on a small batch of your image or videos for free. No hassle and no commitment.