April 2026 monthly summary for elastic/elasticsearch focusing on preserving correctness and stability. Primary effort this month was to revert a change that altered binary doc value field semantics, restoring the previous behavior and preventing regressions. No new features released this month for the repository; emphasis was on reliability, compatibility, and risk mitigation.

February 2026 (2026-02) monthly summary for elastic/elasticsearch: Focused on stabilizing binary document values by reverting a change that stored ignored malformed fields. The targeted rollback restores the prior handling, preserving backward compatibility and data integrity for users relying on binary doc values. The change minimizes risk of incorrect field interpretation, reduces potential index corruption, and supports stable releases.