Hedera Hedera HBAR
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Show Coin Info
Price
0.236515 USD
% Change
2.12%
Market Cap
10B USD
Volume
214M USD
Circulating Supply
42.3B
2298% from all time low
141% to all time high
59047% from all time low
45% to all time high
85% are in circulation
Circulating Supply
42,392,927,394.8351
Max Supply
50,000,000,000

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

During the whole time of Hedera monitoring, 204 events were added:
61 events related to testing of new functions
30 AMA sessions
28 hard forks
20 general events
15 events related to decentralized autonomous organizations (DAO)
13 exchange events
13 updates
10 releases
5 partnerships
3 lock or unlock tokens
3 meetups
3 conference participations
August 28, 2025 UTC

Testnet Upgrade

Hedera plans to upgrade its testnet to version 0.65 on August 28th at 17:00 UTC.

Added 2 days ago
9
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
162
Past Events
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 2 months ago
218

Mainnet Upgrade

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

Added 15 days ago
79
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 21 days ago
27
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 1 month ago
54
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 2 months ago
142

Mainnet Upgrade

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

Added 1 month ago
81
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 1 month ago
54

Listing on Kraken

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

Added 1 month ago
86
July 2, 2025 UTC

Testnet Upgrade

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

Added 1 month ago
58
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 2 months ago
73
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 2 months ago
63
June 2, 2025 UTC

JavaScript SDK Update

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

Added 3 months ago
137
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 4 months ago
101
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 4 months ago
71
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
100

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 4 months ago
82
March 31, 2025 UTC

HashSphere Launch

Hedera has introduced HashSphere, a private, permissioned network designed for enterprise use.

Added 4 months ago
59
March 27, 2025 UTC
DAO

Community Call

Hedera will host a community call on X, featuring discussions with Hashgraph and SEALCOIN on March 27th at 16:00 UTC.

Added 5 months ago
58
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