# Protocol classes (with forks) ## Lending & Borrowing - Compound (Cream, Scream, DOLA) - Fixed forex - Aave (Geist) - Maker (Abra, Unit, Liquity) - Not true 1:1 forks, but similar in spirit - Undercollateralized lending - Maple - Fixed-rate lending - Notional ## Dex - Uniswap v2 (Sushi, Spooky, etc) - Solidly - Curve (Ellipse, Saddle) - Balancer (Beethoven) - Bancor - Derivatives - Perp protocol - DyDx - Synthetix - GMX - Dopex ## Experiments - Frax (DEI) - UST (USDD) ## Aggregators - Convex (0xDAO) - Yearn (Beefy) ## Staking - Lido - Rocketpool -