November 10, 2026
v1.15.1
Flare Foundation published go-flare v1.15.1 on November 10, 2026. Their notes say: This release updates the Flare and Songbird codebase to AvalancheGo v1.15.1 (Helicon upgrade). The changes go into effect November 3, 2026 at 12:00:00 UTC for the Coston2 network (already active, as scheduled by the v1.15.1-coston2 pre-release), November 11, 2026 at 7:00:00 UTC for the Coston network, November 11, 2026 at 8:00:00 UTC for the Songbird network, November 11, 2026 at 14:00:00 UTC for the Flare network.