All data for WinOLS5. Checksums for WinOLS4 will no longer be updated after 31.12.2022.
| Date | Version | * | Change | 
| 29.03.2021 | 2.30 | New | New file size for Opel ME9. | 
| 10.10.2019 | 2.29 | New | New short file | 
| 21.06.2018 | 2.28 | New | Automatical element detection in 28.0000h long files | 
| 23.10.2017 | 2.27 | New | Recognition modified for software number 400135 | 
| 24.04.2014 | 2.26 | New | Search function for additional checksums at OBD2 files improved | 
| 13.03.2014 | 2.25 | Fixed | Recognition improved | 
| 11.03.2014 | 2.23 | New | Now also BSR PPC format | 
| 08.08.2013 | 2.22 | Fixed | Erroneous found checksum block fixed | 
| 18.10.2011 | 2.21 | Fixed | Compiler error | 
| 11.10.2011 | 2.20 | New | Recognition for additional checksums modified | 
| 16.11.2010 | 2.19 | Fixed | Differenciation of different software version improved | 
| 11.11.2010 | 2.18 | Fixed | At too small files no escape but messagebox | 
| 10.11.2010 | 2.17 | Fixed | Additional CS found | 
| 29.10.2010 | 2.16 | Fixed | Problem with end address fixed | 
| 28.10.2010 | 2.15 | New | Error message, if file is too small + address for NOREAD moved | 
| 18.03.2009 | 2.14 | New | Now also Suzuki Vitara 3.2L V6 | 
| 07.11.2008 | 2.13 | New | Now also file length 3E000 | 
| 26.09.2008 | 2.12 | New | Recognition modified | 
| 23.07.2008 | 2.11 | New | New file | 
| 11.07.2008 | 2.10 | Fixed | Checksum block lost | 
| 24.06.2008 | 2.09 | New | Additional checksum found | 
| 13.03.2008 | 2.08 | Fixed | Block was not found | 
| 12.03.2008 | 2.07 | New | Checksum interface updated | 
| 25.07.2007 | 2.06 | New | Now also vSpire file | 
| 10.04.2007 | 2.05 | New | Now also Opel GT | 
| 07.11.2006 | 2.04 | Fixed | Curious behaviour at changes | 
| 24.08.2006 | 2.03 | New | Modified to CAdrCnv | 
| 26.07.2006 | 2.02 | New | Now also file length 1E000h | 
| 24.01.2006 | 2.00 | New | New |