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mcap
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mcap

MCAP is a modular, performant, and serialization-agnostic container file format, useful for pub/sub and robotics applications.

by foxglove · GitHub
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cppdatadeserializationMITRust
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In plain words

Log and store data in a flexible file format suitable for robotics and other applications.

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1 0071 006
2026-07-202026-08-31
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📄 About

MCAP is a modular, performant, and serialization-agnostic container file format, useful for pub/sub and robotics applications.

mcap has 1k stars on GitHub. It has been forked 219 times. mcap is written mainly in Rust. It has been in active development since 2021. mcap is available under the MIT license. Its main topics are cpp, data, deserialization, golang.

Frequently asked questions

What is mcap?

MCAP is a modular, performant, and serialization-agnostic container file format, useful for pub/sub and robotics applications.

Is mcap open source?

mcap is an open-source project. It is released under the MIT license.

Is mcap free?

Yes. mcap is free and open source — you can use, modify and self-host it.

What license does mcap use?

mcap is available under the MIT license.

What language is mcap written in?

mcap is written mainly in Rust.

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