Ulrichsweb - ProQuest
"Details on periodical titles including journals, magazines, newspapers, and other types of serial publications on all subjects."
InCites (formally Journal Citation Reports) - Clarivate Analytics
"Use InCites (formally Journal Citation Reports) and explore the impact and influence of the world’s leading scholarly journals. Compare and understand the publishing activities, rising stars, and impactful groups influencing the direction of research." Impact factors were developed for comparing journals. Thomson Reuters has exclusive rights to these.
Cabell's Directories of Publishing Opportunities - Cabell Publishing
"Cabell's Directories of Publishing Opportunities contains a wealth of information designed to help researchers and academics match their manuscripts with the scholarly journals which are most likely to publish those manuscripts. The Directories index journals according to different topic areas."
Beall's lists on "Scholarly Open Access" (potential, possible, or probable predatory scholarly open-access publishers) are somewhat controversial but the webpages contain a wealth of information that is part of any journal or publisher investigation. You can at least find clues about the content that will help you make informed decisions. The website scholarlyoa.com was taken offline in 2017, but some persons have archived the content that was originally posted**. There are also a number of websites and publications aimed correct and incorrect information about content connected to Beall and his lists - be careful when searching for the concept of predatory journals.