There are a few options available to parachains that want to make use of the Polkadot<>Kusama bridge. This document lists and describes them starting from the easiest to integrate and most general-purpose, to more involved configurations that allow higher levels of customization on the bridge behav…

Option 1: Use AssetHub(s) bridge lane A bridge lane is a dedicated XCM transport channel between two parachains on opposite sides of the bridge. Conceptually, it serves the same purpose as an HRMP channel between two sibling parachains. Today, the P<>K bridge has such a lane deployed between PAH (P…

Option 2: Use dedicated bridge lane with AH as exporter With upcoming polkadot-fellows/runtimes v1.4.x (ETA Q1 2025) we are deploying a feature where parachains on Polkadot and Kusama can permissionlessly open dedicated bridge lanes between each other . As described in previous section, a “lane” is a…

Option 3: Use dedicated bridge lane with local custom exporter This option is the most involved but also offers the highest amount of flexibility to parachain teams. It is similar to Option 2, but on top of offering a direct logical XCM channel, it also offers a direct XCM transport channel between …

DotSama parachains options for using Polkadot<>Kusama bridge

Ecosystem

acatangiu November 21, 2024, 2:33pm 5

There is also an equivalent guide/thread covering the Polkadot<>Ethereum Snowbridge: Polkadot parachains options for using Polkadot<>Ethereum bridge (Snowbridge)

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DotSama parachains options for using Polkadot<>Kusama bridge

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