milestones
+1 -1
[
{
"title": "Activate ArbOS 51 (Dia) and Gas Pricing Updates",
"url": "https://www.tally.xyz/gov/arbitrum/proposal/53154361738756237993090798888616593723057470462495169047773178676976253908001?govId=eip155:42161:0xf07DeD9dC292157749B6Fd268E37DF6EA38395B9",
"date": "2026-01-05T00:00:00Z",
"description": "Arbitrum One upgraded to ArbOS 51 with Fusaka EVM support and new gas pricing.",
"type": "incident"
"type": "general"
},
{
"title": "ArbOS 40, Callisto Upgrade",
"url": "https://www.tally.xyz/gov/arbitrum/proposal/13108804573775967668959825241666341617107666532012387058509418598838035461528?govId=eip155:42161:0xf07DeD9dC292157749B6Fd268E37DF6EA38395B9",
"date": "2025-06-18T00:00:00Z",
"type": "general"
},
{
"title": "Timeboost transaction ordering policy introduced",
"url": "https://www.tally.xyz/gov/arbitrum/proposal/14881197137069494959448952699217598923721993392617887469969318742509097999570?govId=eip155:42161:0xf07DeD9dC292157749B6Fd268E37DF6EA38395B9",
"date": "2025-04-29T00:00:00Z",
"type": "general"
},
{
"title": "BoLD, permissionless proof system, deployed",
"url": "https://x.com/arbitrum/status/1889710151332245837",
"date": "2025-02-15T00:00:00Z",
"type": "general"
},
{
"title": "Exit window extension to 7 days",
"url": "https://www.tally.xyz/gov/arbitrum/proposal/27888300053486667232765715922683646778055572080881341292116987136155397805421?govId=eip155:42161:0xf07DeD9dC292157749B6Fd268E37DF6EA38395B9",
"date": "2024-10-25T00:00:00Z",
"type": "general"
},
{
"title": "ArbOS 32 Emergency upgrade",
"url": "https://github.com/OffchainLabs/nitro/releases/tag/v3.2.0",
"date": "2024-09-25T00:00:00Z",
"description": "SecurityCouncil emergency upgrades to fix attack vectors related to Stylus resource pricing.",
"type": "incident"
},
{
"title": "ArbOS 31 Bianca upgrade",
"url": "https://www.tally.xyz/gov/arbitrum/proposal/108288822474129076868455956066667369439381709547570289793612729242368710728616",
"date": "2024-09-03T00:00:00Z",
"description": "Arbitrum upgrades to ArbOS 31 activating Stylus (new languages for smart contracts).",
"type": "general"
},
{
"title": "Arbitrum starts using blobs",
"url": "https://twitter.com/arbitrum/status/1768306107318178061",
"date": "2024-03-14T00:00:00Z",
"description": "Arbitrum starts publishing data to blobs.",
"type": "general"
},
{
"title": "ARB token airdrop",
"url": "https://twitter.com/arbitrum/status/1638888588443111425",
"date": "2023-03-23T00:00:00Z",
"description": "ARB token launched as a governance token for Arbitrum DAO.",
"type": "general"
},
{
"title": "Nitro Upgrade",
"url": "https://medium.com/offchainlabs/arbitrum-nitro-one-small-step-for-l2-one-giant-leap-for-ethereum-bc9108047450",
"date": "2022-08-31T00:00:00Z",
"description": "Upgrade is live, introducing new architecture, increased throughput and lower fees.",
"type": "general"
},
{
"title": "Odyssey paused",
"url": "https://twitter.com/arbitrum/status/1542159109511847937",
"date": "2022-06-29T00:00:00Z",
"description": "Due to the heavy load being put on the chain, Odyssey program got paused.",
"type": "incident"
},
{
"title": "Odyssey started",
"url": "https://twitter.com/arbitrum/status/1539292126105706496",
"date": "2022-06-21T00:00:00Z",
"description": "Incentives program to onboard new users has started.",
"type": "general"
},
{
"title": "Mainnet for everyone",
"description": "Whitelist got removed, there are no restrictions on who can transact with the network.",
"url": "https://twitter.com/arbitrum/status/1432817424752128008",
"date": "2021-08-31T00:00:00Z",
"type": "general"
}
]