 Accurately judging study type and choosing proper assessment tools is crucial before initiating any medical study. This review provides a comprehensive list of methodological quality assessment tools for various types of studies, including randomized controlled trials, animal studies, non-randomized interventional studies, cohort studies, case control studies, cross-sectional studies, observational case series and case reports, comparative effectiveness research, diagnostic studies, health economic evaluations, prediction studies, qualitative studies, outcome measurement instruments, systematic reviews and meta-analyses, and clinical practice guidelines. Mastering relevant knowledge and implementing appropriate practices are essential for correctly assessing methodological quality. This article was authored by Lin Lu Ma, Yun Yun Wang, Ji Huayang, and others.