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 is a DeFi Safety Review?)
Compound ------------------> 97%mStable -------------------> 97%
Synthetix -----------------> 96%
Bancor --------------------> 96%
Gnosis Safe ---------------> 95%
Ampleforth ----------------> 93%
Yearn Finance (v2) --------> 93%
DyDx ----------------------> 92%
Aave (v2) -----------------> 91%
Gnosis DEX ----------------> 91%
Pool Together -------------> 91%
PlotX ---------------------> 89%
Kyber ---------------------> 89%
Idle Finance --------------> 89%
RenVM ---------------------> 88%
bZx (v2)-------------------> 87%
Nexus Mutual --------------> 87%
Uniswap -------------------> 86%
Akropolis Sparta ----------> 86%
Melon ---------------------> 86%
Maker DAO -----------------> 85%
SET Protocol (v2) ---------> 84%
Metronome -----------------> 84%
CREAM (Swap and Lending) --> 83%
Auctus Finance ------------> 83%
Enzyme --------------------> 83%
Flexa / AMP ---------------> 82%
Loopring ------------------> 82%
Datamine ------------------> 81%
MCDex ---------------------> 80%
Opyn ----------------------> 80%
Power Index ---------------> 80%
B Protocol ----------------> 80%
Alpha Homora --------------> 79%
Notional Finance ----------> 79%
88mph ---------------------> 79%
Curve ---------------------> 77%
Dodo ----------------------> 76%
Hegic Options -------------> 75%
Balancer ------------------> 74%
Augur ---------------------> 74%
RARI Capital --------------> 74%
TrueFi --------------------> 73%
Vesper --------------------> 71%
dForce --------------------> 70%
Keep3r --------------------> 70%
Harvest Finance -----------> 67%
Yearn Finance (v1) --------> 66%
Core (C.Vault) ------------> 66%
Badger --------------------> 65%
Pickle --------------------> 64%
Hex -----------------------> 63%
Unitrade ------------------> 61%
Sushi Swap ----------------> 57%
Instadapp -----------------> 55%
Sake Swap -----------------> 53%
Wise ----------------------> 53%
Siren Protocol ------------> 53%
Index Coop ----------------> 49%
Dracula Protocol ----------> 47%
Future Swap ---------------> 46%
Stabilize Finance ---------> 43%
DDEX ----------------------> 40%
Interfinex ----------------> 33%
Saffron Finance -----------> 31%
1Inch Finance -------------> 31%
DeFi Swap (Crypto.com) ----> 28%
DeFi Bids -----------------> 28%
Swerve --------------------> 27%
For Tube ------------------> 27%
PepeMon -------------------> 21%
DeFiner -------------------> 20%
YFV Value -----------------> 8%
Perlin X ------------------> 3%
YFFI Finance --------------> 2%
For more informations and detailed reports--> DeFi Safety.