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Supported Protocols & Chains

Complete list of integrated DeFi protocols and supported blockchains

Home Chain

Scroll

Your vault lives here

  • All deposits and withdrawals flow through Scroll
  • Lowest gas fees (~$0.02-$0.10 per transaction)
  • Your vault address is on Scroll
  • Native USDC and ETH support

Why Scroll:

  • Low transaction costs
  • Fast finality (2-5 seconds)
  • EVM compatible
  • Growing DeFi ecosystem
  • Secure L2 with Ethereum settlement

Supported Yield Protocols

Aave V3

Chains: Arbitrum, Base, Optimism

Assets: USDC, USDT, WETH

Risk Rating: A (Low Risk)

Protocol Type: Lending & Borrowing

Description:

  • Blue-chip DeFi protocol
  • $10B+ TVL across all chains
  • Audited by multiple firms
  • 5+ years track record
  • Highly liquid markets

Current APY Range:

  • USDC: 5-9%
  • USDT: 4-8%
  • WETH: 3-6%

Why we integrate:

  • Industry-leading security
  • Deep liquidity
  • Reliable yields
  • Battle-tested smart contracts

Links:


Morpho

Chains: Base, Ethereum

Assets: USDC, WETH

Risk Rating: A- (Low-Medium Risk)

Protocol Type: Optimized Lending

Description:

  • Lending optimizer built on top of Aave/Compound
  • Peer-to-peer matching for better rates
  • $500M+ TVL
  • 2+ years track record
  • Audited by leading firms

Current APY Range:

  • USDC: 8-14%
  • WETH: 4-8%

Why we integrate:

  • Higher yields than base protocols
  • Maintains safety of underlying protocols
  • Innovative P2P matching
  • Strong security record

Links:


Compound V3

Chains: Arbitrum, Base, Ethereum

Assets: USDC, WETH

Risk Rating: B+ (Medium Risk)

Protocol Type: Lending & Borrowing

Description:

  • Established DeFi protocol
  • $2B+ TVL
  • 6+ years track record
  • Multiple audits
  • Governance-driven

Current APY Range:

  • USDC: 4-8%
  • WETH: 2-5%

Why we integrate:

  • Proven track record
  • Reliable yields
  • Strong community
  • Continuous improvements

Links:


Integration Criteria

We only list protocols that meet strict standards:

Security Requirements

Audited smart contracts

  • At least 2 independent audits
  • No unresolved critical vulnerabilities
  • Audit reports publicly available
  • Re-audits after major changes

Bug bounty program

  • Active bounty for vulnerability disclosure
  • Reasonable reward structure
  • Clear submission process

No major security incidents

  • No exploits in past 12 months
  • Or incident fully resolved with compensation
  • Transparent incident response

Maturity Requirements

$10M+ TVL for 90+ days

  • Demonstrates market confidence
  • Sufficient liquidity for operations
  • Stable user base

Operating for 90+ days minimum

  • Proven track record
  • Survived market conditions
  • Active development

Active development and maintenance

  • Regular updates
  • Responsive team
  • Community engagement

Technical Requirements

ERC4626 compatible (or adapter available)

  • Standard vault interface
  • Easy integration
  • Tested compatibility

Reliable oracle/price feeds

  • Manipulation-resistant
  • Multiple data sources
  • Proven reliability

Sufficient liquidity

  • Can handle SynthOS user deposits
  • Low slippage for large amounts
  • Quick withdrawals

Coming Soon

These protocols are under evaluation or integration:

Yearn Finance

Status: Integration in progress

Chains: Arbitrum, Optimism

Assets: USDC, WETH

Expected: Q2 2024

Why adding:

  • Automated yield optimization
  • Strong track record
  • Deep liquidity
  • Community-trusted

Beefy Finance

Status: Under evaluation

Chains: Arbitrum, Base, Optimism

Assets: Various LP tokens

Expected: Q3 2024

Why considering:

  • Auto-compounding vaults
  • Multi-chain support
  • Good yields on LP positions
  • Established protocol

Sommelier

Status: Under evaluation

Chains: Ethereum, Arbitrum

Assets: USDC, WETH

Expected: Q3 2024

Why considering:

  • Actively managed vaults
  • Institutional-grade strategies
  • Unique approach to DeFi
  • Strong security

Expansion Roadmap

Additional L2s

zkSync Era

  • Status: Research phase
  • Timeline: Q3 2024
  • Reason: Growing ecosystem, low fees

Linea

  • Status: Research phase
  • Timeline: Q3 2024
  • Reason: Consensys-backed, strong security

Polygon zkEVM

  • Status: Under consideration
  • Timeline: Q4 2024
  • Reason: Established ecosystem, EVM compatible

Additional L1s

Ethereum Mainnet

  • Status: Planned
  • Timeline: Q4 2024
  • Reason: Largest DeFi ecosystem
  • Challenge: High gas fees (for large deposits only)

Protocol Comparison

By Risk Level

Low Risk (A to A-):

  • Aave V3
  • Compound V3 (on Ethereum)
  • Morpho (on Ethereum)

Medium Risk (B+ to B):

  • Compound V3 (on L2s)
  • Morpho (on Base)

Medium-High Risk (B- to C+):

  • Newer protocols (coming soon)
  • Emerging strategies

By APY Range

Conservative (4-8%):

  • Aave USDC
  • Compound USDC
  • Aave USDT

Balanced (8-12%):

  • Morpho USDC
  • Aave WETH
  • Compound WETH

Aggressive (12%+):

  • Morpho optimized strategies
  • LP positions (coming soon)
  • Newer protocols (coming soon)

By Liquidity

Very High (>$1B TVL):

  • Aave V3
  • Compound V3

High ($100M-$1B TVL):

  • Morpho

Medium ($10M-$100M TVL):

  • Emerging protocols (coming soon)

Chain Comparison

Gas Fees (Average)

ChainDepositWithdrawSwap
Scroll$0.05$0.05$0.10
Arbitrum$0.20$0.20$0.40
Base$0.15$0.15$0.30
Optimism$0.18$0.18$0.35

Note: SynthOS sponsors destination chain gas for cross-chain operations

Bridge Times (Average)

From Scroll ToTimeCost
Arbitrum2-4 min$1.50
Base2-3 min$1.20
Optimism3-5 min$1.80

Note: Times may vary during network congestion

Finality Times

ChainFinalityReorg Risk
Scroll2-5 secVery Low
Arbitrum10-15 secVery Low
Base2-5 secVery Low
Optimism10-15 secVery Low

Request a Protocol

Want to see a specific protocol integrated?

Submission Process

1. Check eligibility:

  • Does it meet our integration criteria?
  • Is it on a supported chain?
  • Has it been operating for 90+ days?

2. Submit request:

  • Join our Telegram
  • Post in #protocol-requests channel
  • Include protocol details and why you want it

3. Community discussion:

  • Community votes on requests
  • Team evaluates feasibility
  • Security review if popular

4. Integration timeline:

  • High-demand protocols: 4-8 weeks
  • Standard protocols: 8-12 weeks
  • Complex integrations: 12+ weeks

What We Need

Protocol information:

  • Name and website
  • Chains it's deployed on
  • TVL and track record
  • Audit reports
  • Why you want it integrated

Community support:

  • Upvotes from other users
  • Discussion of benefits
  • Potential deposit amounts

Protocol Monitoring

How We Monitor

Daily checks:

  • TVL and liquidity levels
  • APY changes and trends
  • Security incidents
  • Community sentiment

Weekly reviews:

  • Performance vs expectations
  • User feedback
  • Competitor analysis
  • Integration improvements

Monthly audits:

  • Security posture review
  • Smart contract changes
  • Governance proposals
  • Risk assessment updates

When We Delist

Immediate delisting if:

  • Critical security vulnerability discovered
  • Major exploit or hack
  • Protocol abandons development
  • Regulatory issues

Gradual phaseout if:

  • TVL drops below $10M for 30+ days
  • Consistent underperformance
  • Better alternatives available
  • Community requests removal

User protection:

  • 30-day notice before delisting
  • Assisted migration to alternatives
  • No forced liquidations
  • Withdrawal support

Integration Updates

Recent Additions

January 2024:

  • Morpho on Base
  • Compound V3 on Arbitrum

December 2023:

  • Aave V3 on Base
  • Aave V3 on Optimism

Upcoming Integrations

Q2 2024:

  • Yearn Finance (Arbitrum, Optimism)
  • Additional Morpho vaults
  • New chains evaluation

Q3 2024:

  • Beefy Finance
  • Sommelier
  • zkSync Era support
  • Linea support

Q4 2024:

  • Ethereum mainnet strategies
  • LP position support
  • Advanced yield strategies
  • Governance token farming

Technical Integration Details

For Developers

Integration requirements:

  • ERC4626 vault standard (preferred)
  • Or custom adapter implementation
  • Reliable price oracles
  • Withdrawal queue support (if applicable)

Testing process:

  • Testnet deployment and testing
  • Security review
  • Small mainnet pilot
  • Gradual rollout

Documentation:

  • Integration guide available
  • API documentation
  • Example implementations
  • Support channel

Open source:

  • Adapters are open source
  • Community contributions welcome
  • Bug bounty for adapter vulnerabilities

Next Steps

Ready to explore protocols? Launch SynthOS App