Spark
Lending and savings protocol in the Sky ecosystem: SparkLend borrowing and Spark Savings for USDS and USDC.
No project pays to be listed. How we rank
Spark key facts
| Category | Lending protocol |
|---|---|
| Chains | Ethereum, Base, Arbitrum, Optimism, Unichain, Avalanche and others |
| Platforms | Web |
| Custody | Non-custodial |
| Chains | Ethereum, Base, Arbitrum, Optimism, Unichain, Avalanche, Robinhood, X Layer; Gnosis deprecated |
| Security audits | Aave v3 codebase audits plus Spark-specific core audits |
What is Spark?
Spark is a lending and savings protocol powered by Sky. SparkLend lets users borrow against collateral and is based on the Aave v3 codebase, with Spark-specific audits on top. Spark Savings pays a savings rate on USDS and USDC. Its docs list Ethereum, Base, Arbitrum, Optimism, Unichain, Avalanche, Robinhood and X Layer.
Spark usage
From DefiLlama (TVL) (fees users paid), updated Sep 26, 2026.
Spark pros and cons
- Savings product for USDS and USDC alongside borrowing
- Built on the Aave v3 codebase, with added Spark-specific audits
- Swaps between USDS, USDC and DAI in the app
- SparkLend on Gnosis Chain was deprecated and its markets frozen
- Tied to the Sky (formerly Maker) ecosystem and its stablecoins
- Flash loan fees are governance-set rather than fixed
Spark FAQ
What is Spark?
Spark is a lending and savings protocol powered by Sky. SparkLend lets users borrow against collateral and is based on the Aave v3 codebase, with Spark-specific audits on top. Spark Savings pays a savings rate on USDS and USDC. Its docs list Ethereum, Base, Arbitrum, Optimism, Unichain, Avalanche, Robinhood and X Layer.
How much value is locked in Spark?
$9.4B according to DefiLlama on Sep 26, 2026. It is deployed on 9 chains: Ethereum, xDai, Base, Arbitrum, Optimism, Unichain and others.
How much do users pay Spark in fees?
$13.8M over the last 30 days, according to DefiLlama on Sep 26, 2026.
Does Spark hold my funds?
No. Spark is non-custodial: you keep your funds in your own wallet and sign each transaction.
Sources
How this page works
Sources: Spark: official site, Spark: Docs, Troubleshooting, Spark: Docs, Security Audits. Data as of Sep 26, 2026.
Not affiliated with any project listed. Educational content, not financial advice.