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Name Modified Size InfoDownloads / Week
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win_flex_bison-2.5.24.zip 2021-01-06 1.0 MB
win_flex_bison-2.5.23.zip 2020-08-30 1.0 MB
win_flex_bison-2.5.22.zip 2020-01-13 993.9 kB
win_flex_bison-2.5.21.zip 2019-12-31 981.9 kB
win_flex_bison-2.5.20.zip 2019-09-19 981.8 kB
win_flex_bison-2.5.18.zip 2019-05-08 977.6 kB
winflexbison-2.5.17.zip 2019-02-20 977.2 kB
winflexbison-2.5.16.zip 2018-09-28 954.4 kB
win_flex_bison-2.5.15.zip 2018-07-30 728.6 kB
win_flex_bison-2.4.12.zip 2018-01-15 708.0 kB
win_flex_bison-2.5.14.zip 2018-01-15 711.9 kB
win_flex_bison-2.5.13.zip 2017-12-05 730.9 kB
win_flex_bison-2.5.12.zip 2017-11-27 730.8 kB
win_flex_bison-2.4.11.zip 2017-11-27 725.8 kB
win_flex_bison-2.4.10.zip 2017-11-15 724.2 kB
win_flex_bison-2.5.11.zip 2017-11-15 728.6 kB
win_flex_bison-2.5.10.zip 2017-07-25 728.8 kB
win_flex_bison-2.4.9.zip 2017-02-16 699.6 kB
win_flex_bison-2.5.9.zip 2017-02-16 702.7 kB
win_flex_bison-2.4.8.zip 2017-02-04 699.5 kB
win_flex_bison-2.5.8.zip 2017-02-04 702.6 kB
win_flex_bison-2.4.7.zip 2017-01-27 699.4 kB
win_flex_bison-2.5.7.zip 2017-01-27 702.5 kB
win_flex_bison-2.4.6.zip 2016-09-12 656.7 kB
win_flex_bison-2.5.6.zip 2016-09-12 702.0 kB
win_flex_bison-2.5.5.zip 2016-08-18 679.2 kB
win_flex_bison-2.4.5.zip 2016-08-18 670.7 kB
win_flex_bison-2.5.4.zip 2014-12-06 678.8 kB
win_flex_bison-2.4.4.zip 2014-12-06 670.4 kB
win_flex_bison-2.4.3.zip 2014-11-22 667.7 kB
win_flex_bison-2.5.3.zip 2014-11-22 676.1 kB
win_flex_bison-2.5.2.zip 2014-06-17 676.2 kB
win_flex_bison-2.5.1.zip 2014-06-17 676.2 kB
win_flex_bison-2.4.2.zip 2014-06-17 667.8 kB
win_flex_bison-2.4.1.zip 2014-06-17 667.6 kB
win_flex_bison-2.5.zip 2013-09-07 653.6 kB
win_flex_bison-2.4.zip 2013-06-18 647.0 kB
win_flex_bison-2.3.zip 2013-03-02 663.5 kB
win_flex_bison-2.2.zip 2013-01-24 662.5 kB
win_flex_bison-2.1.zip 2012-12-25 661.8 kB
win_flex_bison-2.0.zip 2012-12-24 661.6 kB
win_flex_bison-1.2.zip 2012-12-19 638.0 kB
win_flex_bison-1.1.zip 2012-11-27 637.5 kB
win_flex_bison-1.0.zip 2011-11-24 637.3 kB
Totals: 44 Items   32.6 MB 2,551
# WinFlexBison - Flex and Bison for Microsoft Windows

WinFlexBison is a Windows port of [Flex (the fast lexical analyser)](https://github.com/westes/flex/) and [GNU Bison (parser generator)](https://www.gnu.org/software/bison/).
Both win_flex and win_bison are based on upstream sources but depend on system libraries only.

**NOTE**:
* 2.4.x versions include GNU Bison version 2.7
* 2.5.x versions include GNU Bison version 3.x.x

## Build status
Bison 3.x (master) [![Build status](https://ci.appveyor.com/api/projects/status/58lcjnr0mb9uc8c8/branch/master?svg=true)](https://ci.appveyor.com/project/lexxmark/winflexbison/branch/master) and, for compatibility reasons, Bison 2.7 (bison2.7) [![Build status](https://ci.appveyor.com/api/projects/status/58lcjnr0mb9uc8c8/branch/bison2.7?svg=true)](https://ci.appveyor.com/project/lexxmark/winflexbison/branch/bison2.7)

## Downloads
https://github.com/lexxmark/winflexbison/releases provides stable versions. To test non-released development versions see the artifacts provided by CI under "Build status".

## Changelog
The release page includes the full Changelog but you may also see the [changelog.md](changelog.md) file.

## Build requirements
* Visual Studio 2017 or newer
* optional: CMake (when building with CMake)

## HowTo
You may use win_flex and win_bison directly on the command line or [use them via CustomBuildRules in VisualStudio](custom_build_rules/README.md).

## Example flex/bison files
See https://github.com/meyerd/flex-bison-example
Source: README.txt, updated 2021-01-06