Download MeOS
MeOS is free to use, and you are welcome to redistribute it under certain conditions, see the license agreement for details. The software is provided without any guarantee.
System requirements
MeOS runs on any Windows 7–Windows 10 computer. Version 3.7SD and earlier versions also support Windows XP. To attach as SportIdent device, you need to install suitable drivers. You will find these on SportIdent's web site. MeOS supports SI cards up to and including Card 11 and SIAC.The Latest Versions
See this page for information on news in each release of MeOS. Releases marked as "RC" (Release candidate), "Beta" or "Snapshot" are less tested, but contains new functionality.
MeOS Versions to Download
Version 4.0.1578 Update 3 – 2024-09-09
MeOSV40u3.exe(22Mb) 8A7E0FE13FA5AF14D0D764-bi version
MeOSV40u3_64.exe(28Mb) 5D4DF84E201A75317C14Instructions
Download and run the installer. Competitions created in earlier version av MeOS will be kept.
If you wish to access the same competition form several computers simultaneously, you need a computer running MySQL server. MySQL is a free database server, based on open source. MySQL was originally developed by MySQL AB, based in Uppsala, Sweden (same place where MeOS lives), but were later bought by Sun Microsystems, Inc, which in turn was bought by Oracle.
MySQL downloads|InstructionsSource code
MeOS source code is found here: github
Use Visual Studio 2022 to build MeOS 4.0 and later.
Version 4.0.1560 Update 2 – 2024-06-16
MeOSV40u2.exe(22Mb) 24BF9B3E3B1A69B9D3EF64-bi version
MeOSV40u2_64.exe(28Mb) A210EA6E6ACD8D79C24FSource code
MeOS source code is found here: github
Version 4.0.1543 Update 1 – 2024-06-16
MeOSV40u1.exe(22Mb) 075686A596FBC98A4AF864-bi version
MeOSV40u1_64.exe(28Mb) 5303FA005CAC746CCA1DSource code
MeOS source code is found here: github
Version 4.0.1530 – 2024-05-02
MeOSV40.exe(22Mb) A17B9683A4A4EB18B40064-bi version
MeOSV40_64.exe(28Mb) BB7C96C0C954E606C958Source code
MeOS source code is found here: github
Version 4.0.1515 RC1 – 2024-04-06
MeOSV40rc1.exe(22Mb) 6B404C4A2C7FDCEA267964-bi version
MeOSV40rc1_64.exe(28Mb) C4B433254F04C3CE2178Source code
MeOS source code is found here: github
Version 4.0.1500 Beta 1 – 2024-03-02
MeOSV40b1.exe(22Mb) 44958ED1A4300DA46A8864-bi version
MeOSV40b1_64.exe(28Mb) A814E9B8E528AFCD3C05Source code
MeOS source code is found here: github
Version 3.9.1467 – 2023-09-23
MeOSV39u2.exe(22Mb) 40A7A28441534FF0365764-bi version
MeOSV39u2_64.exe(28Mb) E31BBC880F7D6EAA1A0ESource code
MeOS source code is found here: github
Version 3.9.1437 – 2023-05-12
MeOSV39u1.exe(22Mb) BDD91870B6EFFAA5168B64-bi version
MeOSV39u1_64.exe(28Mb) CFA7F77F10C2AB361241Source code
MeOS source code is found here: github
Version 3.9.1426 – 2023-04-19
MeOSV39.exe(22Mb) 0F1E2367E5730A2C938564-bi version
MeOSV39_64.exe(28Mb) AF06C4F3837747169E70Source code
MeOS source code is found here: github
Version 3.8.1326 Update 1 – 2022-05-04
MeOSV38u1.exe(22Mb) D048263803B3A7BC109564-bi version
MeOSV38u1_64.exe(28Mb) E5E91EBA0613422094BESource code
MeOS source code is found here: github
Version 3.8.1306 – 2022-03-23
MeOSV38.exe(22Mb) 9CBD7743719BAD2632D964-bi version
MeOSV38_64.exe(28Mb) E0FED91B0318D2523363Source code
MeOS source code is found here: github
Version 3.7SD.1221 – 2020-09-06, 15Mb
MeOSV37sd.exe 58103CBE7AFA1BBDE8C7Source code
MeOS source code is found here: github
Version 3.6.1109 Update 3 – 2019-10-05, 15Mb
MeOSV36u3.exe 08C8E922924A6646FD80Source code
MeOS source code is found here: github
Version 3.6.1089 Update 2 – 2019-07-30, 15Mb
MeOSV36u2.exe 7554598B76A2963BC945Source code
MeOS source code is found here: github
Version 3.6.1086 Update 1 – 2019-06-16, 15Mb
MeOSV36u1.exe 2E17893560B59A21BD28Source code
MeOS source code is found here: github
Version 3.6.1069 – 2019-05-11, 15Mb
MeOSV36.exe 95E43DE0A10612B717D0Source code
MeOS source code is found here: github
Version 3.5.984 Update 3 – 2019-01-10, 15Mb
MeOSV35u3.exe 025EBCE802DE211D8E8DSource code
MeOS source code is found here: github
Version 3.5.916 Update 2 – 2018-08-04, 15Mb
MeOSV35u2.exe 74CA567AC242817E0EDFSource code
MeOS source code is found here: github
Version 3.5.880 Update 1 – 2018-05-20, 15Mb
MeOSV35u1.exe 0AB22960D393363DF0A2Source code
MeOS source code is found here: github
Version 3.5.860 – 2018-04-17, 15Mb
MeOSV35.exe DA37A9C969B5D7B8DC42MeOS before 3.5U1 is not compatible with MySQL 8.0. Select instead MySQL version 5.7.
Source code
MeOS source code is found here: github
Version 3.5.843 RC2 – 2018-03-25, 15Mb
MeOSV35rc2.exe 42913D63D6EACFA35EDESource code
MeOS source code is found here: github
Version 3.4.782 Update 2 – 2017-08-27, 4339kb
MeOSV34U2.exe 89E84CA2DD2105D7AF90Version 3.4.728 Update 1 – 2017-04-22, 4334kb
MeOSV34U1.exe 46F024617CD058261AC7Source code
MeOS is written in C++ and compiles with Visual Studio 2008 Express Edition.
meos_source_3.4.717.zip