The anonymous DefiSafety team looked into popular decentralized finance (DeFi) projects and their codes, scoring each platform. The % score is how close to perfect they follow process and quality best practices.
(Before moving on to the scores, it is useful to read what DeFi Safety Audit is.)
Synthetix --------------> 96%Compound ---------------> 88%
RenVM ------------------> 88%
Nexus Mutual -----------> 87%
Uniswap ----------------> 86%
Akropolis Sparta -------> 86%
Maker DAO --------------> 85%
Aave -------------------> 84%
Opyn -------------------> 80%
DyDx -------------------> 77%
Balancer ---------------> 74%
Hex --------------------> 70%
Curve ------------------> 68%
Yearn Finance ----------> 66%
Instadapp --------------> 58%
Sushi Swap -------------> 57%
Harvest Finance --------> 55%
Spaghetti Pasta --------> 43%
NUO Network ------------> 28%
YAM (v1) ---------------> 25%
bZx --------------------> 17%
Based Money ------------> 10%
Yield-Farming.io -------> 7%
YFFI Finance -----------> 2%
For more informations and detailed reports : DeFi Safety