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1. gpt2-inference-engine gpt2-inference-engine Public

   gpt-2 small built from scratch in pytorch, verified against hugging face. kv cache: 175 tok/s on nvidia gb10 (10.5x), 42 tok/s on m3 pro cpu (18x); 992-token prompt + 32 new tokens.

   Python

2. chess-llm-reasoning chess-llm-reasoning Public

   A 1.7B model trained on verified answers beats gpt-oss-120b on 1,000 unseen chess puzzles (63% vs 53%). Trained on the 120B model's explanations instead, it got worse, and every RL reward that chec…

   Python

3. lecture-rag lecture-rag Public

   rag from scratch: dense + bm25 hybrid search, and a langgraph evidence check, all measured with recall@k

   Python

4. autograd-engine autograd-engine Public

   reverse-mode autodiff engine and neural net in c++20, built from scratch and verified against numerical gradients.

   C++

5. chambercrawler3000 chambercrawler3000 Public

   object-oriented c++ roguelike built around five core design patterns

   C++

6. pathshift pathshift Public

   cnn built from scratch in pytorch, with a robustness eval and label-free MMD shift detection.

   Python