JFlex is a lexical analyzer generator for Java, designed to create fast and efficient scanners. It takes regular expression specifications and produces Java code for tokenizing input text. ​

Features

  • Generates fast and compact Java-based scanners
  • Supports full Unicode and customizable encodings
  • Offers a convenient specification syntax
  • Compatible with JLex specifications
  • Integrates well with parser generators like CUP
  • Open-source under the BSD license​

Project Samples

Project Activity

See All Activity >

Categories

Libraries

Follow JFlex

JFlex Web Site

Other Useful Business Software
Auth0 B2B Essentials: SSO, MFA, and RBAC Built In Icon
Auth0 B2B Essentials: SSO, MFA, and RBAC Built In

Unlimited organizations, 3 enterprise SSO connections, role-based access control, and pro MFA included. Dev and prod tenants out of the box.

Auth0's B2B Essentials plan gives you everything you need to ship secure multi-tenant apps. Unlimited orgs, enterprise SSO, RBAC, audit log streaming, and higher auth and API limits included. Add on M2M tokens, enterprise MFA, or additional SSO connections as you scale.
Sign Up Free
Rate This Project
Login To Rate This Project

User Reviews

Be the first to post a review of JFlex!

Additional Project Details

Programming Language

Java

Related Categories

Java Libraries

Registered

2025-04-25