Mid Engine

The Middle Man — a modular, high-speed Rust engine toolkit for developers who want complete control over their hardware. Every crate is FFI-ready and built with as few external dependencies as possible.

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Explore

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Docs

Architecture, crate guides, and getting started — the mdBook site.

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Tests

Live per-crate test results from the latest manual CI run.

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Benchmarks

Performance numbers against baselines and comparable crates.

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GitHub

Source, issues, and the full crate list.

Design Mandates

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Multiplayer-First

Network sync is baked into the ECS from day one, not bolted on later.

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FFI-Ready

Every crate exposes a strict #[repr(C)] boundary — a true cross-language Middle Man.

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Zero Hidden Abstractions

If you need to understand the memory layout, you can read the code directly.

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Profile Before Optimize

Every performance claim cites a real, benchmarked build number.

Performance Targets

System	Frequency	Budget
Network tick	128 Hz	7.8 ms
Physics	60 Hz	16.6 ms
Max entities	100,000+ per core	—