inception-project/inception

A web-based multi-user annotation environment with a built-in recommender system that suggests annotations to accelerate task completion. Supports linguistic and ML-focused annotation workflows through corpus creation, knowledge base integration for entity linking, and document repository search. Interoperable with DKPro Cassis and Python tooling via REST APIs and CAS XMI serialization formats.

684 stars. Actively maintained with 73 commits in the last 30 days.