Step into real engineering systems — assemble, modify and break them locally, right in your browser. Guided, but you build it.
Design and implement a custom, trait-based, fully composable actor framework in Rust, built step by step from first principles.
Enter Playground →
Implement an expression evaluator in Rust using postfix notation for calculation.
Enter Playground →
Build a universal utility that transforms natural language tasks into precise command-line arguments.
Enter Playground →
Implement a real ping utility from scratch using low-level networking.
Enter Playground →
Develop a minimalistic link-shortening microservice using the Axum framework and its routing system.
Enter Playground →
Create your own real-time voice assistant that detects incidents by monitoring log files and speaks out loud about issues.
Enter Playground →
Create a small asynchronous application in just a few steps that monitors a website.
Enter Playground →
Learn how multilayer perceptrons solve non-linear problems using hidden layers and backpropagation through an XOR example.
Enter Playground →
Create a linked list from scratch with unsafe memory, raw pointers, and custom drop guards.
Enter Playground →
A straightforward guide to building a perceptron system that learns to perform basic logical operations such as AND and OR.
Enter Playground →No playgrounds yet.
