Algorithmic Botany
The definitive resource for L-Systems, this University of Calgary site is maintained by Lindenmayers collaborators. It contains many articles, and a full-length copy of 'The Algorithmic Beauty of Plants'. Fractal Geometry: L-Systems
Introduction to L-systems by Michael Frame at Yale University. Includes background information. A Sketchbook on L-systems
Modeling and visualization of plants using parametric L systems. Wikipedia L-systems
A well rounded introduction to L-Systems. Laurens Lapre's Lparser
Windows software and some information on LSystems and related ideas. Lindenmayer System
Overview of L-systems at Wolfram MathWorld. Includes supporting links and demonstration notebook. Christian Jacob
A collection of papers related to using Mathematica to generate L-Systems. LGrammar
A graphics tool for Lindenmayer systems in C and Java. lsystem
A simple implementation of Lindenmayer systems written in Python. An Introduction to Lindenmayer Systems
A basic introduction to L-Systems with some colourful examples. L-Systems Tutorial
A mathematical introduction to how L-Systems work. Recursive Productions and Grammars
A guide to the rules of strict grammars including L-Systems. GDesign 1.0
Generative art tools that create complex 2D and 3D objects breeding LSystems, Cellular Automata, and Shape Grammars. Freeware by Umberto Roncoroni. L-Systems Explorer
A Windows-based L-System program. L-System 4
A program which uses text based instructions (seed files) to build complex 3D objects. L-systems
A guide to the theory behind L-Systems. Lindenmayer Systems in Architecture
Architectural applications of L-systems. Includes background and methods.