Hedera Hedera HBAR
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Price
0.235245 USD
% Change
3.38%
Market Cap
9.96B USD
Volume
138M USD
Circulating Supply
42.3B
2286% from all time low
142% to all time high
58685% from all time low
46% to all time high
85% are in circulation
Circulating Supply
42,392,926,538.3324
Max Supply
50,000,000,000

Hedera (HBAR) Calendar: Release Schedule, Listings, Hard Fork, Halving

During the whole time of Hedera monitoring, 206 events were added:
61 events related to testing of new functions
30 AMA sessions
28 hard forks
21 general events
15 events related to decentralized autonomous organizations (DAO)
13 exchange events
13 updates
11 releases
5 partnerships
3 lock or unlock tokens
3 meetups
3 conference participations
September 24, 2025 UTC

v.0.65 Mainnet Update

Hedera has announced the upcoming mainnet rollout of version 0.65, set for September 24.

Added 11 days ago
51
September 25, 2025 UTC

Testnet Upgrade

Hedera will upgrade its testnet to version 0.66 on September 25 at 17:00 UTC.

Added 20 hours ago
13
January 2026 UTC

CSM Price Change

Hedera has announced that starting January 2026, the fixed USD fee for the ConsensusSubmitMessage service will increase from $0.0001 to $0.0008.

Added 1 month ago
231
Past Events
September 4, 2025 UTC

Testnet Upgrade

Hedera plans to upgrade its testnet to version 0.65 on September 4th at 17:00 UTC.

Added 26 days ago
52
August 20, 2025 UTC

Shut Down Legacy HCS Mirror Node Endpoints

Hedera has issued a final deprecation notice confirming that legacy Hedera Consensus Service (HCS) mirror node endpoints will be permanently shut down on August 20, at 15:00 UTC.

Added 3 months ago
225

Mainnet Upgrade

Hedera schedules a mainnet upgrade to version 0.64 on August 20 at 17:00 UTC.

Added 1 month ago
91
August 7, 2025 UTC

Testnet Upgrade

Hedera plans to upgrade its testnet to version 0.64 on August 7th at 17:00 UTC, with an expected duration of approximately 40 minutes during which network disruptions may occur.

Added 1 month ago
36
July 24, 2025 UTC

Testnet Upgrade

Hedera has scheduled a testnet upgrade to version 0.64 on July 24, at 17:00 UTC. The process is expected to take approximately 40 minutes.

Added 2 months ago
62
July 23, 2025 UTC

Maintenance

Hedera has announced a scheduled 12-hour brownout of legacy Hedera Consensus Service (HCS) endpoints starting on July 23, at 15:00 UTC.

Added 3 months ago
149

Mainnet Upgrade

Hedera will upgrade its mainnet to version 0.63 on July 23, at 17:00 UTC.

Added 2 months ago
89
July 10, 2025 UTC

Testnet Upgrade

Hedera will perform an upgrade of its testnet to version 0.63 on July 10th at 17:00 UTC.

Added 2 months ago
63

Listing on Kraken

Kraken will list Hedera (HBAR) on the 10th of July.

Added 2 months ago
93
July 2, 2025 UTC

Testnet Upgrade

On July 2, at 17:00 UTC, Hedera will upgrade its testnet to version 0.63.

Added 2 months ago
67
June 18, 2025 UTC

Maintenance

Hedera has announced scheduled maintenance for June 18, at 15:00 UTC, during which legacy Hedera Consensus Service (HCS) mirror node endpoints will undergo a one-hour brownout.

Added 3 months ago
80
June 13, 2025 UTC
AMA

AMA on X

Hedera will host an AMA on X on June 13th at 15:00 UTC focused on cross-chain interoperability, featuring an overview of Coinbase’s x402 capabilities.

Added 3 months ago
68
June 2, 2025 UTC

JavaScript SDK Update

Hedera will retire the MyHbarWallet gRPC-Web proxies for mainnet, testnet and previewnet on June 2nd.

Added 4 months ago
145
April 24, 2025 UTC

Testnet Upgrade

Hedera is scheduled to upgrade its testnet to version 0.61 on April 24th at 17:00 UTC.

Added 5 months ago
108
April 10, 2025 UTC
DAO

Community Call

Hedera will host a community call on April 10th at 14:00 UTC, featuring the HBAR Foundation, Tokeny, iobuilders, and Hashgraph.

Added 5 months ago
77
April 8, 2025 UTC

Testnet Upgrade

Hedera will upgrade its testnet to version 0.60 on April 8th at 17:00 UTC.

Added 5 months ago
111

Paris Blockchain Week in Paris

Eric Piscini, CEO of Hashgraph, will deliver a keynote titled “Enterprise Blockchain: The Future is Hybrid” at Paris Blockchain Week on April 8, from 13:20 to 13:40 UTC at the Mona Lisa Stage.

Added 5 months ago
88
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