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#value #message-decoder #mcap #schema #intermediate-representation #structured-data

mcap2arrow-core

Core schema and value types for decoding MCAP payloads into structured data

3 releases (breaking)

Uses new Rust 2024

new 0.3.0 Apr 2, 2026
0.2.0 Feb 24, 2026
0.1.0 Feb 24, 2026

#13 in #mcap

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68 downloads per month
Used in 7 crates (6 directly)

Apache-2.0

20KB
523 lines

Encoding-agnostic core types and decoder contracts for mcap2arrow.

This crate provides Arrow-independent intermediate representations (Value / DataTypeDef) and the MessageDecoder trait.


mcap2arrow-core

crates.io

internal crate for core schema/value types used by mcap2arrow.

Dependencies

~135–510KB
~12K SLoC