David Costanzo's FMSLogo, an updated version of MSWLogo, a Windows-only version with multimedia and other enhancements.
Andreas Micheler's aUCBLogo, a rewrite and enhancement of UCBLogo.
E-Slate, from the National Kapodistrian
University of Athens, is a collection of tools for authoring educational
microworlds, using a visual dataflow model, with
a derivative of UCBLogo as one of the tools.
Pavel Boytchev's ELICA, an
object-oriented redesign of Logo.
MIT's StarLogo, a massively
parallel (thousands of turtles) dialect for modeling decentralized systems.
Uri Wilensky's NetLogo,
an offshoot of StarLogo.
MIT's Scratch, an experimental
drag-and-drop turtle programming environment.
All of the following include multimedia capabilities.
Imagine, from Comenius
University, an innovative object-oriented Logo featuring multicomputer
collaboration over the Internet.
Microworlds, from Logo Computer
Systems, Inc., the company founded by Seymour Papert to continue Logo
development.
Terrapin Logo, with an
extensive collection of supporting print materials including project ideas
and curriculum materials.
Alan Kay's Squeak, a multimedia
environment based on Smalltalk, the original object-oriented programming
language.
And last but not least, our own wonderful block-based language
Snap!, Scheme (call/cc!) disguised
as Scratch.
Other Free Versions of Logo
Commercial Versions of Logo
Other Programming Environments for Kids
bh@cs.berkeley.edu