Labellerr
6.6#11 in image annotation softwareFrom $9,999 a yearFree planWebAPISelf-hosted
VisitLabellerr may suit AI and machine-learning teams preparing image, video, document, text, or audio datasets. The free Researcher Plan is specifically listed for students and researchers, while Pro supports larger seat counts and unlimited projects.
VIA suits researchers and others annotating images, audio or video for academic or commercial work. VIA3 is the option to consider for shared projects or audio and video annotation.