Logos and episteme
- CiteFactor
- DOAJ (Directory of Open Access Journals)
- EBSCO Publishing
- Elektronische Zeitschriftenbibliothek EZB (Electronic Journals Library)
- ERIH PLUS
- Genamics JournalSeek
- Google Scholar
- HelpMePublish
- The Philosopher’s Index
- Philosophical Journals on the web
- PHILOSOPHY DOCUMENTATION CENTER
- Philpapers
- ProQuest Summon
- SCOPUS
- SJR Scimago Journal & Country Rank
- Ulrichsweb™
- Universia. Biblioteca.net
- WorldCat