alex (devel/alex) Updated: 1 year, 8 months ago Add to my watchlist

A tool for generating lexical analysers in Haskell

Alex is a tool for generating lexical analysers in Haskell. It takes a description of tokens based on regular expressions and generates a Haskell module containing code for scanning text efficiently. It is similar to the tool lex or flex for C/C++.

Version: 3.5.1.0 License: GPL-3 GitHub
Displaying statistics for 1,168 users who made submissions during: until

Statistics for selected duration

2025-Nov-15 to 2025-Dec-15


Total Installations 77
Requested Installations 10


macOS Versions

Loading Chart

Port Versions

Loading Chart



Xcode Versions

Loading Chart

CLT Versions

Loading Chart



Variants table

Variants Count


Monthly Statistics

Can remain cached for up to 24 hours