Polkadot News
The Polkadot Builder Party has begun. https://x.com/Polkadot/status/1975194138447585560
For details, see https://forum.polkadot.network/t/polkadot-builder-party-global-hackathon-starts-6th-october-2025/14595
Kusama News
The Kusama Asset Hub migration starts today at ~ 11 AM UTC. Any questions? See the FAQ here https://docs.google.com/document/d/1XR3vL2p4QV0wC7FrlC8eN-q62BqNFTFElbj21wEmMGg/edit?tab=t.0#heading=h.vxykbd6ai7n7
For certain parachains, they may be issues with cross-chain transfers with Asset Hub during this time. For details, see https://forum.polkadot.network/t/dapps-action-required-for-ahm-for-keeping-cross-chain-transfers-stable/15169
The test of the Kusama Treasury Guardian tool, which allows for delayed/canceled spending to teams, was a success. See https://forum.polkadot.network/t/treasury-guardianship/14145/9