# HOLLIS
**Source**: https://library.harvard.edu/services-tools/hollis
**Parent**: https://dmca.harvard.edu/legal-alternatives
Tool
# HOLLIS
HOLLIS is Harvard Library's catalog. Search HOLLIS for books, articles, media and more.
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## What is HOLLIS?
HOLLIS is the Harvard Library catalog. It searches most library resources in a single unified search, including books, articles, media and more.
HOLLIS also manages your library loans. You can log in to renew items, check due dates and more.
[Launch HOLLIS](https://hollis.harvard.edu)
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## Get the most out of HOLLIS
Our online guide includes tips for getting started and general documentation for how HOLLIS works.
[HOLLIS USER Guide](https://guides.library.harvard.edu/hollishelp)
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## Get Personalized Help
We're here to answer your questions and help connect you to the resources you need to get your work done.
[Service
### Ask a Librarian
Get immediate help during our live chat hours, or submit a question.](https://ask.library.harvard.edu/index.php? "Ask a Librarian ")[Service
### Research Consultations
Get personalized guidance from one of our library specialists online or in-person—no question is too small.](/services-tools/research-consultations "Research Consultations")
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## Related Services & Tools
[Tool
### Database Search
Identify and connect to the best databases for your research topic.](http://nrs.harvard.edu/urn-3:hul.ois:databases "Database Search")[Tool
### HOLLIS Images
A catalog and search tool for finding images from Harvard Library collections.](https://nrs.harvard.edu/urn-3:hul.ois:images "HOLLIS Images")[Tool
### HOLLIS for Archival Discovery
Catalog for exploring collection guides, finding aids, and inventories to locate unique materials in Harvard's special collections and archives.](https://hollisarchives.lib.harvard.edu/ "HOLLIS for Archival Discovery")[Tool
### HOLLIS Special Request
Request materials for use onsite in library reading rooms or request copies of library materials.](/services-tools/hollis-special-request "HOLLIS Special Request")
[See All Services & Tools](/services-tools "See more of this content")