➔ Argo Workflows v4.0.7 - Quick Start Release Notes
Argo Workflows v4.0.7 was published on July 7, 2026. This release is not marked as a prerelease, and its GitHub notes are mostly a quick start path for installing the CLI, controller, and server rather than a long list of fixes.
➔ Argo Workflows v3.7.16 - Quick Start Release
Argo Workflows v3.7.16 was published on July 7, 2026, as a regular release, not a prerelease. The release notes do not enumerate feature fixes; they present the Quick Start path for installing the matching CLI and applying the controller and server manifest for this tag. For engineers checking what changed in Argo Workflows v3.7.16, the useful point is operational: use the versioned assets from this release page and check the upstream change and upgrade material before moving production controllers.
➔ Argo Workflows v3.7.15 - Semaphore Fixes and Security Patches
Argo Workflows v3.7.15 shipped on June 10, 2026 as a stable patch on the 3.7 line. The headline fix is semaphore and mutex initialization soundness, which matters if you run workflows that depend on sync limits across controllers.