SIMD-0500
Retire SBPF v0–v2 Deployment
Disables deployment of programs targeting the legacy SBPF v0, v1 and v2 bytecode formats.
Retire SBPF v0–v2 Deployment is not scheduled on Solana mainnet yet.
- mainnet
- not scheduled
- testnet
- not scheduled
- devnet
- not scheduled
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.