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Search Crossref’s deposited scholarly metadata and retrieve records by DOI or other publication identifiers.

Query a scholarly research graph of works, authors, sources, institutions, and related entities over a REST API.

Scholarly and multiscript fonts with detailed character and licensing choices.

Scholarly books with open and library-licensed access

Edit and copy image metadata online

Scholarly search with author, publication and date controls

Edit PDF metadata through a GUI or command line

WordPress metadata and sitemap management with optional advanced SEO tools.

Manuscript images and metadata for medieval-music study

Read and write image metadata in many formats

Manage EXIF, IPTC, XMP and ICC metadata

Edit image metadata and exchange it with tables

Retrieve Spotify catalog data and manage user-authorized library resources.

Research app-store keywords, prepare metadata and monitor search visibility across app markets.

Generate Craft CMS metadata, structured data and sitemaps from the site's content model.

Research discovery across open scholarly repositories

Maintain Shopify metadata, structured data and broken-link redirects.

Collection reproductions with scholarly context and specific image permissions

AI research workspace for searching literature, mapping ideas, and drafting with citations

AI writing assistant with autocomplete, web search, and citations

Process JPEG files and their metadata

Scholar-written reference articles on philosophy

A contributor toolkit for font-family metadata, checks and packaging.

A Figma-to-web icon design system with editable sources and components.