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Stacks
Stacks
Layer 2 blockchains

Stacks

Stacks is a Bitcoin Layer 2 that runs Clarity smart contracts and anchors its state to Bitcoin through a Proof of Transfer consensus.

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Transaction Fees, Open-source
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What is Stacks?

Stacks is a Bitcoin Layer 2 that anchors its state to Bitcoin blocks using a Proof of Transfer consensus, letting Bitcoin holders earn yield by stacking STX. Smart contracts are written in Clarity, a decidable language with no compiler, and can read Bitcoin state directly. The Nakamoto upgrade enabled faster blocks and sBTC, a 1:1 Bitcoin-backed asset that powers DeFi on Stacks.

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