PLC - L5X Tools

Open source tools for parsing and analyzing L5X files exported from PLC programming software.

Crates

• l5x - L5X file parser library
• iecst - IEC 61131-3 Structured Text parser
• plceye - PLC code smell detector CLI

Detected Issues

• Unused Tags - Tags defined but never referenced in code
• Undefined Tags - Tags referenced but not declared (may indicate typos or missing definitions)
• Empty Routines - Routines with no logic (RLL with no rungs, ST with no statements)

Installation

cargo install --path plceye

Usage

plceye --help

# Analyze an L5X file
plceye path/to/project.L5X

# Generate default config
plceye init

# Show only warnings and errors
plceye --severity warning path/to/project.L5X