GnuWin32: Flex 2.5.4a

fast lexical analyzer generator

  • By GnuWin32
  • GnuWin License
  • Updated Apr 7, 2004
Download for Windows

About GnuWin32: Flex

Flex is a fast lexical analyzer generator. It is a tool for generating programs that perform pattern-matching on text.
There are many applications for Flex, including writing compilers in conjunction with GNU Bison.
Flex is a free implementation of the well known Lex program.
It features a Lex compatibility mode, and also provides several new features such as exclusive start conditions.

Technical details

PublisherGnuWin32
Version2.5.4a
Release date2004-04-07
LicenseGnuWin License
Installer typeinno
Architecturex86
Package IDGnuWin32.Flex

Install GnuWin32: Flex from the command line

Install with Windows Package Manager
winget install --id=GnuWin32.Flex -e
Update to the latest version
winget upgrade --id=GnuWin32.Flex -e
Uninstall
winget uninstall --id=GnuWin32.Flex -e
Silent install with the offline installer
"flex-2.5.4a-1.exe" /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-

gnuwin32parserflex

Frequently asked questions

Is GnuWin32: Flex free?

GnuWin32: Flex is gnuwin license software from GnuWin32. Check the publisher's license terms for pricing and usage rights.

What is the latest version of GnuWin32: Flex?

The latest version is 2.5.4a, released on Apr 7, 2004.

Is it safe to download GnuWin32: Flex?

The download button links to the official installer published on downloads.sourceforge.net, the same file Windows Package Manager installs. You can verify the downloaded file by comparing its SHA-256 checksum with e8dd37c5e132b52248b58da14f7608c45d1dd239b020efa80b03788501d633e5.

Which Windows versions does GnuWin32: Flex support?

GnuWin32: Flex runs on Windows and is available for 32-bit (x86) systems.

How do I install GnuWin32: Flex silently?

Run the offline installer with "flex-2.5.4a-1.exe" /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-, or install it with Windows Package Manager: winget install --id=GnuWin32.Flex -e --silent.

How do I uninstall GnuWin32: Flex?

Open Settings › Apps › Installed apps, find GnuWin32: Flex and select Uninstall. From the command line, run winget uninstall --id=GnuWin32.Flex -e.