CKAN is open source data portal software that allows users to publish, share, and find data through a rich search interface. It provides tools to add and edit dataset metadata through a simple user interface, allows customization through extensions, and supports features like geospatial search, visualization, and analytics. CKAN also enables interoperability between data catalogs through its harvesting mechanism and supports multilingual interfaces in over 18 languages.

1. CKAN Tour & Slidedeck
Irina Bolychevsky
Product Manager
@shevski

2. The Open Knowledge Foundation
A not-for-profit organisation promoting
openness in all its forms.
Progress through community engagement -
organise events to bring people together.
We have projects and partnerships
throughout the world, especially in Europe.
We build tools and communities to
create, use and share open
knowledge - content and data that every
one can use, share and build on.
Aim to improve governance, research
and the economy.

3. CKAN
Open source data portal software that
makes it easy to publish, share and find
data.
• Rich search and data publishing tools
• Integrated data storage, processing, viewing and
visualization
• Geospatial metadata & search (including support for
INSPIRE)
• Extensible and flexible: easy to adapt, extend and
integrate
• Componentized structure with variety of add-ons: stats,
analytics, datastore & data API, social etc
• Rich restful JSON API

5. Add dataset form
• Unique URLs for datasets
• Clear licensing
• Upload or link to data

6. Add and edit dataset metadata through a simple user
interface, allowing you to:
• add further resources/files
• group and tag your dataset, making it easier to find through
browsing
• add maintainer, source and contact details
• create custom additional fields

7. Resource editor allows you to add additional information to
data files themselves:

9. Example dataset

10. Example dataset on http://dados.gov.br/

11. Example dataset with enabled social features (share, comments
and Related Stuff) and download counts

12. Numerous social and community features

13. Authorisation & access control
Add and edit permissions for groups (all datasets belonging to
a publisher) or by individual dataset

14. Keyword as well as faceted search provided via web
interface and API

15. Search Example

16. Search Example

17. Using Faceting and tags

18. Several sophisticated geospatial capabilities

19. Geo-search - filter
by location
CKAN supports WMS
previews, INSPIRE,
GeoJSON

20. CKAN resource preview can plot data on a map
using Latitude and Longitude or GeoJSON

21. Extensive visualisation & data explorer functionality:
• Previews for many types of data
• Data API for .csv & tabular data
• Linkable URIs and ability to embed visualisations

22. Data explorer allows filtering, editing, plotting, graphing
and embedding

23. Resource view page - data explorer grid view

24. Resource view page - data explorer graph view

25. Stats & analytics: inbuilt + integration with Google Analytics

26. CKAN comes with stats on:
• numbers of views
• resource downloads
• edits
• 5 star openness ratings

28. Our sophisticated harvesting mechanism
allows interoperability between catalogs
• working on defining a standard metadata spec
• CKAN supports DCAT + Dublin Core
• publicdata.eu harvests over 15 EU catalogs into one
central portal

31. CKAN is fully documented - meaning it can be easily
extended, customised and independently supported

33. ... dozens of CKAN deployments around the world

34. One of the latest themed CKAN instances:

35. Language & Multilingualism
CKAN portal interfaces are
available in over 18
languages and fully
support international
characters

36. Language & Multilingualism
Significant recent developments on this front.
• Multilingual search
• Consistant navigation and labeling of multilingual
datasets
• Dataset information (metadata) in multiple languages
• Per dataset specification of primary language