A
- AAP E-journal Collection
- ACM Digital Library
- ACS InFocus
- ACS Read and Publish and ACM Open 2025
- Agricola
- AI Chat Library (Trial database)
- American Chemical Society Journal (ACS)
- American Physiological Society, The = APS
- American Society for Microbiology, The = ASM
- Annual Reviews
- Applied Science & Technology Source Ultimate (ASTSU)