We keep digital assets safe and make them accessible.

We use technology to preserve data and craft meaningful experiences that invite discovery.

About us

Asakusa Rice Fields and Torinomachi Festival, a color woodblock print by Utagawa Hiroshige, 1857: a cat looking out a window over paddy fields toward Mount Fuji.
Hiroshige, Asakusa Rice Fields and Torinomachi Festival, 1857 · Art Institute of Chicago · public domain

What we do

It takes two to tango.

We collaborate closely with clients to preserve digital collections and enable user-centered discovery. Both rest on digital asset management.

A yellow quartzite tablet inscribed with the cartouches of Aten, Akhenaten, and Nefertiti, ancient Egypt, ca. 1353 to 1336 BCE.
Tablet with cartouches of Aten, Akhenaten and Nefertiti, ca. 1353–1336 BCE · The Metropolitan Museum of Art · public domain

01 · preserve

Digital preservation

We help clients build the infrastructure and workflows for long-term digital preservation, from ingest to fixity, aligned with international standards. AI-powered tools may be integrated to enrich object description and transcription, complementing human-reviewed processes.

  • BagIt
  • CoreTrustSeal
  • ISO 16363
  • OAIS
  • OCFL
  • PREMIS
A IIIF viewer showing Van Gogh's Self-Portrait Dedicated to Paul Gauguin with AI-generated annotations overlaid, labelling the face and clothing.
Van Gogh, Self-Portrait Dedicated to Paul Gauguin, 1888 · Harvard Art Museums · public domain

02 · access

Enriched access

It doesn't end with preservation. We open collections for access with viewers, APIs, and deep-zoom interfaces built on open standards like IIIF, so they stay interoperable across institutions, languages, and scripts. Discovery is further enriched with semantic search and annotation.

  • IIIF
  • LOD
  • OAI-PMH
  • WCAG
  • Web Annotation

Read more

The IIIF playground

Paste a manifest. Watch it take the floor.

Experience IIIF's deep zoom and pan with a live viewer.

IIIF playground

The Data Tango IIIF playground, showing the Mirador viewer with a collection item open for deep zoom.

Work

Selected work

loupe-iiif

A browser extension that validates IIIF Presentation API manifests, with plain-language errors for easy checking.

Contact

Tell us about your project.

Whether it's a collection that needs preservation or material that needs access, we'd love to hear about it.

hello@data-tango.com

Prefer to look at code first? Find us on GitHub.