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Java Pathfinder

This is the main page for Java™ Pathfinder (JPF). JPF is an extensible software model checking framework for Java™ bytecode programs. The system was developed at the NASA Ames Research Center, open sourced in 2005, and is freely available on this server under the Apache-2.0 license.

Introduction - a brief introduction into model checking and JPF
How to obtain and install JPF - everything to get it running on your machine
How to use JPF - the user manual for JPF
Developer guide - what's under the hood
JPF core project - description and link to jpf-core
Projects - link to currently active and legacy extensions of JPF
Workshops - link to annual workshops on JPF
Google Summer of Code - link to JPF's participation in the Google Summer of Code program, current ideas page here.
Mailing list - discussion about JPF takes place in Google Groups JPF Google Group
Discord - join our Discord server for more discussions

Latest JPF News

02/23/2024 GSoC 2024: The JPF team has been accepted again as mentor organization for the GSoC program! To learn more, please visit the JPF/GSoC page.
01/29/2024 GSoC 2024: The JPF team will apply again as mentor organization for the GSoC program! To learn more, please visit the JPF/GSoC page.
07/21/2022 JPF is now on Twitter! Follow us and check out our feed for the latest news and updates.
05/13/2022 JPF Workshop 2022 will be co-located with ASE 2022 in the Oakland Center, Michigan, United States. Please consider submitting a paper.
03/09/2022 GSoC 2022: The JPF team has been accepted again as mentor organization for the GSoC program! To learn more, please visit the JPF/GSoC page.
11/23/2021 JPF 2021: The JPF team organizes a virtual JPF day this year! Check our call for participation.
03/09/2021 GSoC 2021: The JPF team has been accepted again as mentor organization for the GSoC program! To learn more, please visit the JPF/GSoC page.
02/21/2020 The JPF team has been accepted to the GSoC program for 2020! To learn more, please visit the JPF/GSoC page.
07/24/2019 JPF Workshop 2019. The workshop will be co-located with ASE in San Diego, CA.
02/26/2019 The JPF team has been accepted to the GSoC program for 2019! To learn more, please visit the JPF/GSoC page.
05/08/2018 JPF Workshop 2018 will be co-located with FSE 2018 in Lake Buena Vista, FL. Please consider submitting a paper.
01/23/2018 The JPF team is applying to the GSoC program for 2018. To learn more, please visit the JPF/GSoC page.
05/01/2017 JPF Workshop 2017 will be co-located with ASE 2017 in Champaign, IL. Please consider submitting a paper.
02/27/2017 JPF got accepted for GSoC 2017. Please visit our ideas page, and let us know if you have a topic in mind.
01/19/2017 The JPF team is applying to the GSoC program for 2017. To learn more, please visit the JPF/GSoC page.
06/01/2016 JPF Workshop 2016 will be co-located with FSE 2016 in Seattle, WA, on November 18, 2016. Please consider submitting a paper.
04/22/2016 JPF student proposals accepted for GSoC 2016 announced - Congratulations to the students!
02/29/2016 JPF got accepted for GSoC 2016. Please visit our ideas page, and let us know if you would like to propose a project.

Old news

17/08/2015 JPF Workshop 2015 Accepted Papers are announced. Please visit ASE 2015 for registration, date and venue information.
10/03/2014 JPF Workshop 2014 Accepted Papers. Please visit SOAR Lab for registration, date and venue information.
10/01/2013 JPF Workshop 2013 Accepted Papers. Please note JPF Workshop 2013 website is down due to the shutdown, please visit ASE 2013 for registration, date and venue information.
06/20/2013 JPF Workshop 2013 will be co-located with ASE 2013 Please submit papers.<\li>
05/27/2013 JPF student proposals accepted for GSoC 2013 announced - Congratulations to the students!
04/08/2013 The show is on - JPF got accepted for GSoC 2013. Please visit the GSoC project ideas page or let us know about your own project suggestions.
06/07/2012 JPF Workshop 2012 is co-located with FSE 2012, November 11 and 12. We solicit submissions for the JPF Workshop 2012.
04/23/2012 JPF student proposals accepted for GSoC 2012 announced - Congratulations to the students!
03/26/2012 GSoC Student Applications period is open until April 6. Please submit your proposal at JPF GSoC page.
03/16/2012 JPF has been accepted as mentoring org. for GSoC 2012. Visit our ideas page.
10/14/2011 A hands-on JPF tutorial will be held on Nov 7th at Lawrence, Kansas co-located with ASE 2011.
05/26/2011 JPF Workshop is co-located with ASE 2011, Lawrence, Kansas - Submit papers on your work.
03/25/2011 JPF student proposals accepted for GSoC 2011 announced - Congratulations to the students!
03/18/2011 JPF has been accepted as mentoring org. for GSoC 2011. Visit our ideas page.
11/30/2010JPF version 6 released - update your jpf-core.
09/20/2010ASE 2010 Tutorial on Automated Component-Based Verification Slides.
08/02/2010 Summer project presentations set for 08/13/2010 - see summer summit event page.
04/29/2010 Selected summer projects announced
02/14/2010 ISSTA 2010 Tutorial on Automated Testing with Java PathFinder announced.
02/12/2010 Call for Google Summer of Code 2010 project proposals out - visit our SoC page.
01/30/2010 JPF Google group replaces old mailing lists.
01/12/2010 Fujitsu press announcement released about using and extending Symbolic PathFinder for comprehensive testing of Java web applications.
09/02/2009 JPF server on goes live, featuring the JPFWiki and separate Mercurial repositories for JPF core and extension projects.
07/22/2009 JPF wins the 2009 "Outstanding Technology Development Award" of the Federal Laboratory Consortium (FLC), Far West Division.