The free operating system for museums.
Manage your collection, website, members, donors, events, tickets, and day-to-day operations in one place.
Free for museums.
1974.318.2
Fresnel Lens, Fourth Order
- Medium
- Glass, brass, cast iron
- Dimensions
- 1,180 × 740 × 740 mm
- Location
- Gallery 2 · Plinth C
- Condition
- Stable · surveyed Mar 2026
- Provenance
- 3 records
Everything your museum needs.
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Collections
Catalog objects, images, provenance, locations and condition records.
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Website
Build and manage your museum's public website from the same database.
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Members & donors
Keep track of memberships, supporters, donations and relationships.
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Events & ticketing
Publish events and manage registrations and admissions.
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Digital assets
Organize images, documents and other collection media.
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Operations
Manage tasks, records and everyday museum administration.
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Reporting
Understand your collection, visitors, members and operations.
Museum software should be better.
museumOS is a modern, integrated platform built for museums. Instead of stitching together collection databases, website builders, spreadsheets, ticketing systems and donor software, run your museum from one place.
museumOS is free.
We're building museumOS to make professional museum software accessible to institutions of every size.