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GeoBlacklight Community¶

  • Colocate² Unconference
  • February 26, 2025
  • Karen Majewicz

A Community of Geospatial Problem-Solvers¶

  • More than just software
  • People + shared workflows & metadata

Community Characteristics¶

  • Rails devs, GIS experts, metadata librarians
  • Various scopes: single institution or multi-institution
  • Shared OpenGeoMetadata profile

A Brief History¶

  • Began ~10 years ago with dev/metadata collab
  • Monthly meetings launched in 2017
  • Grown to 13+ known instances

GBL + IIIF¶

  • Initially used mostly for GIS data
  • Competing standards (MARC vs. FGDC/ISO)
  • Community enhancements for multi-part maps
  • Allmaps plugin merges historical maps & GIS

GeoBlacklight is one of the best platforms for unifying discovery of both maps and data.¶

GeoBlacklight Named Projects¶

  • Codebase (extended from Blacklight)
  • Plugins & Docker tools
  • Documentation site on GitHub Pages

Community Activity Cycles¶

  • Monthly meetings (updates, shared issues)
  • Quarterly GitHub triage
  • Biannual sprints (code, docs, metadata)
  • Workgroups (governance, usability, georeferencing)

Community Roles¶

  • Moving away from single coordinator
  • Administrative, Documentation, Technical

Core Challenges¶

  • Small/niche user base → few active contributors
  • Consensus governance → decision uncertainty
  • Equity concerns (resource disparities)

Technical Barriers to Adoption¶

  • Tech barriers (Ruby on Rails vs. Python/JS skill sets)
  • No built-in repository → extra setup
  • GBL not one-size-fits-all → not a fit for all use cases

Geo4Libraries Rebrand¶

  • Moving beyond a single software
  • Focus on shared needs, metadata, & domains
  • Provide a formal “home” for:
    • OpenGeoMetadata (Aardvark schema)
    • OpenIndexMaps (GeoJSON for index maps)
    • Geo4LibCamp (annual unconference)

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