CKAN is an open source data portal platform that is widely used around the world. It provides features like publishing and managing datasets and metadata, powerful search and API access, support for standards like DCAT, and extensive customization options. CKAN is developed by the Open Knowledge Foundation and a team of developers, with deployments in governments and organizations to make their data accessible and usable.

1. CKAN
Open Source
Data Portal Platform
Maurizio Napolitano <maurizio.napolitano@okfn.org>
based on the presentation of Rufus Pollock – Director of OKFN - http://rufuspollock.org/

2. Introduction

3. CKAN
Widely Used
Open-Source
Powerful and Flexible
Open-Source = Autonomy, Zero Lock-In,
Customizability
team of around 11 developers with 7 FTE developers, 6 CKAN partner
providers in addition to Open Knowledge Foundation

4. Dozens of CKAN deployments around the world

10. Publishing and Authoring
Including Data Upload and
Metadata Management

11. Add and edit dataset metadata
through an easy-to-use interface
• Add title, url, license etc
• Add data files and resources
• Group and tag your dataset,
making it easier to find through
browsing
• add maintainer, source and
contact details
• create custom additional fields

13. Resource editor allows you to add additional information
to each data file

14. Full Change History

15. Moderated Edits + Customizable Workflow

16. Search, API
and Metadata Standards

17. Keyword and faceted search via web interface and API

18. Search Example

19. Using Faceting and tags

20. Using Faceting and tags
Geo-search - filter by location

21. Full Catalog API
providing read, write and
query access to dataset metadata
and much more

22. Standards Support and Federation
• We support DCat (and helped define it!). Run the IATI Registry.
• Sophisticated harvesting and federation
allows interoperability and metadata sharing between
catalogs
• E.g. publicdata.eu harvests over 15 EU catalogs into one central
portal

23. Viewing, Sharing, Displaying
and Social Media Features

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

26. Extensive visualisation & data explorer functionality including
graphing and mapping data

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

29. Resource view page - data explorer graph view

30. Numerous social and community features
• Comments
• Like and share this
• RSS/Atom Feeds
• Follow

31. Add Apps, Ideas and more related to the data

32. Administration
and
Analytics

33. Fine-grained Authorisation & Access Control
Add and edit permissions for users and publisher groups per
dataset

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

35. Stats and ratings include:
• numbers of views
• resource downloads
• 5 star openness ratings

36. Web Page Management

37. Easily Add Custom Content + Pages
• Datasets by default support a rich-text content field where
content can be added
• Easy to add new content and dynamic pages
• Can integrate with third-party CMS such as Drupal (this has
been done extensively)
• Solution includes a full extension framework for adding
new functionality and pages to the system

38. Easy to Theme and Customize Appearance

39. Internationalization & Multilingualism
Interfaces are available in
over 18 languages.
Fully support international
characters

40. Multilingual Content
Support for
• Multilingual search
• Consistent navigation and labeling of multilingual
datasets
• Dataset information (metadata) in multiple languages
• Per dataset specification of primary language

41. Technical issues

42. The core system

43. Harvesting functions
to manage the python scripts ...

44. Views
and/or integration with some cms

45. Security and Hosting

46. Secure and Extensively "Road-tested"
• Penetration tested by government
• In production deployments for governments
and others for 3+ years
• Built on standard, widely used open-source
components

47. Multiple deployment and support options
• Solutions development and deployment
support from multiple providers
• Hosted, SLA'd SaaS provision from core
development team
• On the ground training and technical
assistance for your own deployments
• Flexible support contracts

48. Thanks!
Visit us to http://okfn.org
… and our projects http://okfn.org/projects/
– The Open Definition –
http://www.opendefinition.org
– Open Data Handbook –
http://www.opendatahandbook.org
– CKAN – http://ckan.org
– OpenSpending - http://openspending.org/
– …. OKFN Labs http://okfnlabs.org/
About the speaker:
Twitter @napo
Blog http://de.straba.us