Impact Factors

Journal Citation Reports (JCR) gives journal rankings, impact factors, and other metrics to evaluate a journal title.Journal Citation Reports

Scopus Journal Analyzer uses the indicators SNIP (Source-Normalized Impct per Paper) and SJR (SCImago Journal
Rank)Scopus Journal Analyzer

SCImago Journal & Country Rank calculates a journal rank by weighting citations from journals according to how highly cited the journal is itself.
SCImago Journal & Country Rank

Eigenfactor  ranks not only scientific journals in natural and social sciences but also popular science magazines and dissertations. Scientific journals are considered to be influential if they are cited often by other influential journals.

The Norwegian list of journals (Database for Statistics on Higher Education (DBH)) Scientific journals, series and publishers
ERIH - European Reference Index for the Humanities
ERIH revised lists Google Scholar Metrics

UlrichswebUlrichsweb is a source of detailed information on more than 300,000 periodicals