# v2.0.9

Released on 2016-12-16.

Adds the [CBOR](../../features/binary_formats/cbor.md) and
[MessagePack](../../features/binary_formats/messagepack.md) binary formats. All changes are
backward-compatible. [Full release notes](https://github.com/nlohmann/json/releases/tag/v2.0.9).

## API changes

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