There are 20,918 titles available from DOAJ Directory of Open Access Journals

  1. ULUM (EISSN: 2645-9132)
  2. Ulumuddin (ISSN: 1907-2333,EISSN: 2685-9211)
  3. Ulumuna (ISSN: 1411-3457,EISSN: 2355-7648)
  4. Uluslararası Ekonomi, İşletme ve Politika Dergisi (EISSN: 2587-2559)
  5. Uluslararası Halkla İlişkiler ve Reklam Çalışmaları Dergisi (EISSN: 2636-753X)
  6. Uluslararası ilişkiler çalışmaları dergisi : (Online) (EISSN: 2791-724X)
  7. Uluslararası Türk Lehçe Araştırmaları Dergisi (EISSN: 2587-1293)
  8. Uluslararası Uygur Araştırmaları Dergisi (EISSN: 2458-827X)
  9. ̒Ulūm va fanāvar-i rang (Online) (ISSN: 1735-8779)
  10. Umanistica Digitale (EISSN: 2532-8816)
  11. Umde dini tetkikler dergisi (Online) (EISSN: 2667-4939)
  12. Umjetnost Riječi (ISSN: 0503-1583,EISSN: 1849-1693)
  13. Umm Al-Qura University Journal of Applied Sciences (ISSN: 1658-8185)
  14. UMT Education Review (ISSN: 2616-9738,EISSN: 2616-9746)
  15. Umática (ISSN: 2659-5354,EISSN: 2659-8574)
  16. UnaKοινῇ (EISSN: 2724-4261)
  17. Unconventional Resources (ISSN: 2666-5190)
  18. Undercurrents (EISSN: 2513-1427)
  19. Undergraduate Journal of Mathematical Modeling: One + Two (ISSN: 2326-3652)
  20. Undergraduate Journal of Politics and International Relations (EISSN: 2398-5992)
  21. Undergraduate Journal of Service Learning and Community-Based Research (EISSN: 2769-2256)
  22. underground Space (ISSN: 2096-2754,EISSN: 2467-9674)
  23. Unes Journal of Swara Justisia (ISSN: 2579-4701,EISSN: 2579-4914)
  24. Unesa Journal of Chemical Education (ISSN: 2252-9454)
  25. UNESA Journal of Chemistry (ISSN: 2252-8180)
  26. Uni-pluriversidad (ISSN: 1657-4249,EISSN: 2665-2730)
  27. Uniciencia (ISSN: 1011-0275,EISSN: 2215-3470)
  28. Uniletras (ISSN: 0101-8698,EISSN: 1983-3431)
  29. UNILUS Ensino e Pesquisa (ISSN: 1807-8850,EISSN: 2318-2083)
  30. Uningá review (ISSN: 1807-5053,EISSN: 2318-0579)
  31. UNINGÁ Review (ISSN: 2178-2571)
  32. Uniped (ISSN: 1893-8981)
  33. Universa Medicina (ISSN: 1907-3062,EISSN: 2407-2230)
  34. Universal journal of history and culture (Online) (EISSN: 2667-8179)
  35. Universal journal of mathematics and applications (Online) (EISSN: 2619-9653)
  36. Universe (ISSN: 2218-1997)
  37. Universidad en Diálogo (ISSN: 2215-2849,EISSN: 2215-4752)
  38. Universidad Médica Pinareña (EISSN: 1990-7990)
  39. Universidad y Empresa (ISSN: 0124-4639,EISSN: 2145-4558)
  40. Universidad y Salud (ISSN: 0124-7107,EISSN: 2389-7066)
  41. Universidad y Sociedad (ISSN: 2415-2897)
  42. Universidad, Escuela y Sociedad (EISSN: 2530-1012)
  43. Universita Ciencia (EISSN: 2007-3917)
  44. Universitas Humanística (ISSN: 0120-4807,EISSN: 2011-2734)
  45. Universitas Scientiarum (ISSN: 0122-7483,EISSN: 2027-1352)
  46. University Library at a New Stage of Social Communications Development (EISSN: 2707-0476)
  47. University of Bologna Law Review (ISSN: 2531-6133)
  48. University of Bucharest Review. Literary and Cultural Studies Series (ISSN: 2069-8658)
  49. University of Chitral Journal of Linguistics and Literature (ISSN: 2617-3611,EISSN: 2663-1512)
  50. University of Louisville Journal of Respiratory Infections (EISSN: 2473-2869)