The Capital Layer
for Bitcoin.
Zest Protocol turns Bitcoin from idle asset into productive capital.
BTC stays on Bitcoin.
Its value works elsewhere.
A vault on Bitcoin holds your BTC, while you put its value to work on another chain - for example to borrow stablecoins.
How Bitcoin Collateral Vaults work
- / BTC goes into a self-custodial Taproot vault on Bitcoin L1.
- / The vault's state is represented on the destination chain.
- / Applications act on that state. Your BTC borrows without moving.
Ruled by Bitcoin
- / BTC stays locked on Bitcoin. Never wrapped, never bridged.
- / BitVM brings fraud proofs to Bitcoin itself.
- / Bitcoin Collateral Vaults are built around it: BTC secured here, at work elsewhere.
Your Bitcoin always has a way home
- / The same coins go in and come out. Your BTC is never pooled with anyone else's.
- / A debt-free withdrawal is programmatic. No party can block it.
- / BTC is recoverable, even if the destination chain fails.
Why Zest Protocol
Years of building Bitcoin infrastructure, applied to how you actually want to use your BTC.
Built by Bitcoin Layer
veterans...
Built by Bitcoin
Layer veterans...
Stacks core contributors
sBTC and Nakamoto upgrade contributors, the rails of Bitcoin's largest L2.
Bitcoin DeFi operators
Running the largest lending market on Bitcoin L2s, $100M peak TVL.
Lending track record
2+ years mainnet lending experience. Zero bad debt, no BTC lost.
...with real
users in mind
...with real
users in mind
Your Bitcoin key is all you need
Open, manage and close your position with a standard Bitcoin key.
A recovery UX you understand
No artifacts to store or lose, your key alone brings your BTC back to you.
Partial withdrawals
Withdraw or top up in flexible amounts. Soft liquidations.
Backed by Bitcoin visionaries
Backed by Bitcoin visionaries
Unlock the potential of
Bitcoin as collateral

Zest Protocol Stacks Suite
Discover our Stacks products, the leading DeFi solutions on Stacks.
TVL
$86,727,391
BTC
837.50 BTC
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