- 3 Sorts of Sort CAL Package - Several sorting algorithms explained using a nice playing card based interface.
- Backtracking - A combinatorial puzzle is presented making visible the performance of a backtracking algorithm (requires JavaScript).
- Graph Animations with Combinatorica - Animations of several important graph-theoretic topics and algorithms.
- Hope College Animations - Online animations of algorithms and data structures.
- Java Applets for Data Structures and Algorithms - Demonstrate fundamental concepts in Data Structures and Algorithms.
- JFLAP, JAWAA, jeLLRap -- Visual and Interactive Tools - Tools (Java programs) for visualizing and interacting with theoretical computer science concepts. JAWAA is a tool for creating algorithm animations on the web.
- Leonardo - An integrated C programming environment for reversible execution and logic-based software visualization developed at the University of Rome "La Sapienza".
- LYDIAN - Simulation and visualization environment for distributed algorithms that provides students with an experimental environment to test and visualize the behaviour of distributed algorithms.
- Opsis - A Java applet designed to teach binary search tree algorithms. It is unique in the way it combines programming, proof, and animation to enhance the learning experience.
- Sort Algorithms Visualizer - Applet and web site for teaching sort algorithms. Includes animation of 11 algorithms and some in-depth studies.
