Reviewers see OpenBB as a capable, open-source research tool with a polished UX, broad data access through one interface, and useful charting, export, and analysis features. Several say it works especially well for elementary finance research, students, and users who like customizing workflows in Python. Community support and team responsiveness also stand out. The main complaints are uneven execution: some suggested commands reportedly fail, explanations can feel lacking, the SDK trails the Terminal in features, and data connectivity for Indian markets appears limited.