Hedera
HBAR
Hedera (HBAR) Calendar: Release Schedule, Listings, Hard Fork, Halving
Testnet v.0.40 Launch
Hedera will be upgrading the Hedera testnet to v.0.40 on July 18th at 17:00 UTC. The upgrade will take approximately 60 minutes to complete, users should
Mainnet v.0.39 Upgrade
Hedera will be upgrading Hedera mainnet to v.0.39 on Tuesday, July 11 2023 at 16:00 UTC. The upgrade will take approximately 60 minutes to complete, users
Testnet v.0.39 Launch
Hedera will be upgrading the Hedera testnet to v0.39 on Wednesday, June 21st 2023 at 16:00 UTC
Mainnet v.0.38 Upgrade
Hedera will be upgrading Hedera mainnet to v0.38 on Thursday, June 8th 2023 at 17:00 UTC
Testnet v.0.38 Launch
Hedera will be upgrading the Hedera testnet to v0.38 on Thursday, June 1st 2023 at 17:00 UTC
Mainnet v.0.37 Upgrade
Hedera will be upgrading Hedera mainnet to v0.37 on Wednesday, May 17th 2023 at 17:00 UTC
Mainnet v.0.36.x Upgrade
Hedera will be upgrading Hedera mainnet to v0.36.x on Tuesday, April 25th 2023 at 17:00 UTC
Testnet v.0.37.x
Hedera will be upgrading the Hedera testnet to v0.37.x on Monday, April 24th 2023 at 18:00 UTC
Testnet v.0.36.x Upgrade
Hedera will be upgrading the Hedera testnet to v0.36.x on Tuesday, April 4th 2023 at 17:00 UTC
Testnet v.0.35.1 Upgrade
Hedera will be performing a short-notice upgrade to testnet to v0.35.1 on Thursday, March 16th 2023 at 16:00 UTC
AMA on Twitter
Testnet v.0.35.x Upgrade
Hedera will be upgrading the Hedera testnet to v0.35.x on Thursday, February 23rd 2023 at 17:00 UTC