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Couchbase Lite Release Notes

    4.0.3 — February 2026

    Version 4.0.3 for Objective-C delivers the following features and enhancements:

    Enhancements

    Fixed Issues

    Known Issues

    None for this release

    Deprecations

    None for this release

    For an overview of the latest features offered in Couchbase Lite 4.0, see New in 4.0

    4.0.2 — December 2025

    Version 4.0.2 for Objective-C delivers the following features and enhancements:

    Enhancements

    None for this release

    Fixed Issues

    Known Issues

    None for this release

    Breaking Changes

    None for this release

    Deprecations

    None for this release

    For an overview of the latest features offered in Couchbase Lite 4.0, see New in 4.0

    4.0.1 — November 2025

    Version 4.0.1 for Objective-C delivers the following features and enhancements:

    Enhancements

    None for this release

    Fixed Issues

    Known Issues

    None for this release

    Breaking Changes

    None for this release

    Deprecations

    None for this release

    For an overview of the latest features offered in Couchbase Lite 4.0, see New in 4.0

    4.0.0 — October 2025

    Version 4.0.0 for Objective-C delivers the following features and enhancements:

    Enhancements

    Fixed Issues

    Known Issues

    Breaking Changes

    Deprecations

    None for this release

    For an overview of the latest features offered in Couchbase Lite 4.0, see New in 4.0