Below lists several search tools for matching written manuscripts to journals. Have a suggestion to add to the list? Contact me!
DOAJ - for open access journals in all subjects
Elsevier JournalFinder - for Elsevier journals in all disciplines
JANE - for PubMed (biomedical subjects)
Journal Citation Reports - for the sciences and social sciences disciplines
JournalGuide - for all disciplines
PubMed PubReMiner - for PubMed (biomedical subjects)
SpringerNature Journal Suggester - for SpringerNature journals in all disciplines