| 2025 | 35 | Logic-Based Program Synthesis and Transformation - 35th International Symposium, LOPSTR 2025, Rende, Italy, September 9-10, 2025, Proceedings | Rende | |
| 2024 | 34 | Logic-Based Program Synthesis and Transformation - 34th International Symposium, LOPSTR 2024, Milan, Italy, September 9-10, 2024, Proceedings | Milan | |
| 2023 | 33 | Logic-Based Program Synthesis and Transformation - 33rd International Symposium, LOPSTR 2023, Cascais, Portugal, October 23-24, 2023, Proceedings | Cascais | |
| 2022 | 32 | Logic-Based Program Synthesis and Transformation - 32nd International Symposium, LOPSTR 2022, Tbilisi, Georgia, September 21-23, 2022, Proceedings | Tbilisi | |
| 2021 | 31 | Logic-Based Program Synthesis and Transformation - 31st International Symposium, LOPSTR 2021, Tallinn, Estonia, September 7-8, 2021, Proceedings | Tallinn | |
| 2020 | 30 | Logic-Based Program Synthesis and Transformation - 30th International Symposium, LOPSTR 2020, Bologna, Italy, September 7-9, 2020, Proceedings | Bologna | |
| 2019 | 29 | Logic-Based Program Synthesis and Transformation - 29th International Symposium, LOPSTR 2019, Porto, Portugal, October 8-10, 2019, Revised Selected Papers LOPSTR 2019 | Porto | 2019-10-08/10 |
| 2018 | 28 | Logic-Based Program Synthesis and Transformation - 28th International Symposium, LOPSTR 2018, Frankfurt/Main, Germany, September 4-6, 2018, Revised Selected Papers LOPSTR | Frankfurt | 2018-09-04/06 |
| 2017 | 27 | Logic-Based Program Synthesis and Transformation - 27th International Symposium, LOPSTR 2017, Namur, Belgium, October 10-12, 2017, Revised Selected Papers LOPSTR | Namur | 2017-10-10/12 |
| 2016 | 26 | International Symposium on Logic-Based Program Synthesis and Transformation LOPSTR 2016, LOPSTR | Edinburgh | 2016-09-06/08 |
| 2015 | 25 | International Symposium on Logic-Based Program Synthesis and Transformation LOPSTR 2015, LOPSTR | Siena | 2015-07-13/15 |
| 2014 | 24 | International Symposium on Logic-Based Program Synthesis and Transformation LOPSTR | Canterbury | 2014-09-09/11 |
| 2013 | 23 | International Symposium on Logic-Based Program Synthesis and Transformation LOPSTR 2013, LOPSTR | Madrid | 2013-09-18/19 |
| 2012 | 22 | International Symposium on Logic-Based Program Synthesis and Transformation LOPSTR | Leuven | 2012-09-18/20 |
| 2011 | 21 | International Symposium on Logic-Based Program Synthesis and Transformation LOPSTR 2011, LOPSTR | Odense | 2011-07-18/20 |
| 2010 | 20 | International Symposium on Logic-Based Program Synthesis and Transformation LOPSTR 2010, LOPSTR | Hagenberg im Mühlkreis | 2010-07-23/25 |
| 2009 | 19 | International Symposium on Logic-Based Program Synthesis and Transformation LOPSTR | Coimbra | 2009-09-09/11 |
| 2008 | 18 | International Symposium on Logic-Based Program Synthesis and Transformation LOPSTR | Valencia | 2008-07-17/18 |
| 2007 | 17 | International Symposium on Logic-Based Program Synthesis and Transformation LOPSTR | Kongens Lyngby | 2007-08-23/24 |
| 2006 | 16 | International Symposium on Logic-Based Program Synthesis and Transformation LOPSTR | Venice | 2006-07-12/14 |
| 2005 | 15 | International Symposium on Logic-Based Program Synthesis and Transformation LOPSTR 2005, LOPSTR | London | 2005-09-07/09 |
| 2004 | 14 | International Symposium on Logic-Based Program Synthesis and Transformation LOPSTR | Verona | 2004-08-26/28 |
| 2003 | 13 | International Symposium on Logic-Based Program Synthesis and Transformation LOPSTR | Uppsala | 2003-08-25/27 |
| 2002 | 12 | International Workshop on Logic-Based Program Synthesis and Transformation LOPSTR | Madrid | 2002-09-17/20 |
| 2001 | 11 | International Workshop on Logic-Based Program Synthesis and Transformation LOPSTR | Paphos | 2001-11-28/30 |
| 2000 | 10 | International Workshop on Logic-Based Program Synthesis and Transformation LOPSTR | London | 2000-07-24/28 |
| 2000 | 10 | Extended Abstracts of the 10th International Workshop on Logic-based Program Synthesis and Transformation, LOPSTR 2000, London, UK, July 24-28, 2000. LOPSTR | London | 2000-01-01 |
| 2000 | 10 | Logic Based Program Synthesis and Transformation, 10th International Workshop, LOPSTR 2000 London, UK, July 24-28, 2000, Selected Papers. | United Kingdom | |
| 1999 | 9 | International Workshop on Logic Programming Synthesis and Transformation LOPSTR | Venice | 1999-09-22/24 |
| 1998 | 8 | International Workshop on Logic Programming Synthesis and Transformation LOPSTR | Manchester | 1998-06-15/19 |
| 1997 | 7 | International Workshop on Logic Programming Synthesis and Transformation LOPSTR | Leuven | 1997-07-10/12 |
| 1996 | 6 | International Workshop on Logic Programming Synthesis and Transformation LOPSTR | Stockholm | 1996-08-28/30 |
| 1995 | 5 | International Workshop on Logic Programming Synthesis and Transformation LOPSTR | Utrecht | 1995-09-20/22 |
| 1994 | | Logic Programming Synthesis and Transformation - Meta-Programming in Logic. 4th Internation Workshops, LOPSTR'94 and META'94, Pisa, Italy, June 20-21, 1994, Proceedings LOPSTR, META | Pisa | 1994-06-20/21 |
| 1993 | | Logic Program Synthesis and Transformation, Proceedings of LOPSTR 93, International Workshop on Logic Program Synthesis and Transformation, Louvain-la-Neuve, Belgium, 7-9 July 1993 LOPSTR | Ottignies-Louvain-la-Neuve | 1993-07-07/09 |
| 1992 | | Logic Program Synthesis and Transformation, Proceedings of LOPSTR 92, International Workshop on Logic Program Synthesis and Transformation, University of Manchester, UK, 2-3 July 1992 LOPSTR | University of Manchester | 1992-07-02/03 |
| 1991 | | Logic Program Synthesis and Transformation, Proceedings of LOPSTR 91, International Workshop on Logic Program Synthesis and Transformation, University of Manchester, UK, 4-5 July 1991 LOPSTR | University of Manchester | 1991-07-04/05 |