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Research Data Archive News
  • February 25, 2008: February schema (sf0208) is now loaded.
  • September 20, 2007: Over 125 FLOSS research projects have licensed access to the research archive. We see large swings in usage of the archive (typically driven by a few very active projects), averaging about 15,000 SQL queries/month and about 10 Gigabytes of data downloaded per month.
  • June 22, 2007: June data is now available
  • May 22, 2007: May data is now available
  • April 25, 2007: April data is now available
  • March 10, 2007: A paper describing the research data archive is available: "A Research Collaboratory for Open Source Software Research", In the Proceedings of the 29th International Conference on Software Enginering + Workshops (ICSE-ICSE Workshops 2007), International Workshop on Emerging Trends in FLOSS Research and Development (FLOSS 2007), Minneapolis, MN, May 2007
  • March 1, 2007: February Statistics
    • Total number of registered users (with login access): 87
    • Total queries submitted (month February): 38,659
    • Total query data files retrieved (month February): 24,422
    • Total bytes of query data (month February): 13,048,335,165
  • February 1, 2007: January Statistics
    • Total number of registered users (with login access): 82
    • Total queries submitted (month January ): 3,390
    • Total query data files retrieved (month January): 1,713
    • Total bytes of query data (month January): 4,550,108,870

Research Data Archive Usage Statistics for 2006
(click for larger image)

  • December 1, 2006: November Statistics
    • Total number of registered users (with login access): 80
    • Total queries submitted (month November): 6,290
    • Total query data files retrieved (month November): 4,277
    • Total bytes of query data (month November): 4,269,664,414
  • November 1, 2006: Schema browsers have been deployed at the research data wiki.
  • October 1, 2006: A FAQ on the use of the data has been created at the research data wiki.
  • September 1, 2006: A wiki for users of the research data is available here.
  • March 25, 2006: March 2006 schema, sf0306, now online in the data warehouse
  • February 26, 2006: New table definitions available for schema sf0106 (here)
  • February 24, 2006: See SourceForge.net new policy on autopurging inactive projects
  • February 1, 2006: January Statistics
    • Total number of registered users (with login access): 50
    • Total queries submitted (month January): 566
    • Total query data files retrieved (month January): 389
    • Total bytes of query data (month January): 3,023,321,339
  • January 1, 2006: December Statistics
    • Total number of registered users (login access): 48
      Total queries submitted (month December): 1,135
      Total query data files retrieved (month December): 814
      Total bytes of query data downloaded (month December): 12,123,343,323
  • December 1, 2005: November Statistics
    • Total number of registered users (login access): 45
    • Total queries submitted (month November): 1,910
    • Total query data files retrieved (month November): 1,344
    • Total bytes of query data downloaded (month November): 78,001,476,668
  • November 28, 2005: November data available  (sf1105). Data warehouse is 294 GBytes in size)
  • November 1, 2005: October statistics
    • Total number of registered users (login access): 42
    • Total queries submitted (month October): 274
    • Total query data files retrieved (month October): 163
    • Total bytes of query data downloaded (month October): 3,531,398,797
  • October 25, 2005: October dump available (sf1005). Data warehouse is approximately 275 GBytes in size
  • October 10, 2005: Technical report on how the data warehouse was mined in support of one research project available here
  • October 1, 2005: September statistics
    • Total number of registered users (login access): 33
    • Total queries submitted (month September): 1,015
    • Total query data files retrieved (month September): 546
    • Total bytes of query data downloaded (month September): 9,059,106,017
  • September 23, 2005: The number of registered users given password authenticated access to the SourceForge.net F/OSS Research Archive reaches 30 users.
    • An additional 20 researchers are registered as having access to the research data, for a total of 50 users of the SourceForge.net Research Data Archive
  • September 21, 2005: September dump available (sf0905).
    • Note: SourceForge.net implemented a large number of schema changes between August 2005 and September 2005. The September 2005 definitions file should be comprehensive, but the May definitions file is provided as a historic record. The updated Data Warehouse Table Definitions file effective September 2005 can be retrieved here.
  • September 12, 2005: Data archive schema now available on single page; this should make it easier to view the schema using zoom and pan in a PDF viewer.
  • July, 2005: Data warehouse passes 200 GBytes in size
  • May 25, 2005: SourceForge.net Research Data made available to first users in the F/OSS research community. Six university researchers are given first access to the research data archive

How to get this research data?

The wiki for users of the research data.


The material presented at this web site is based in part upon work supported by the National Science Foundation, CISE/IIS-Digital Society & Technology, under Grant No. 0222829. 

Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.

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