What does Loader V3 Minimum Extend Size change?

A minimum extend size for Loader V3 program deployments.

SIMD-0431: Loader V3 Minimum Extend Size — Solana Activation Status

Loader V3 Minimum Extend Size is active on Solana mainnet since epoch 1002 — activated 3 months ago.

mainnet: active since epoch 1002 · 3 months ago
testnet: active since epoch 977 · ≈ 3 months ago
devnet: active since epoch 1090 · ≈ 2 months ago

Telegram alertsKnow the moment an upgrade is queued — join @xrootdev_updates or message the bot /start for a DM.

How we know

Solana ships protocol changes behind on-chain switches called feature gates. This page reads the switch itself about every minute — once an activation is requested, it completes at the next epoch boundary, which is where the countdown comes from. No announcements, no invented dates.