I found this article "A Rubric for Evaluating E-Learning Tools in Higher Education" by Lauren Anstey and Gavan Watson (2018) which can be helpful in assessing online tools for educators.
Anstey, L and Watson, G. (2018). "A Rubric for Evaluating E-Learning Tools in Higher Education". https://er.educause.edu/articles/2018/9/a-rubric-for-evaluating-e-learning-tools-in-higher-education