updated content

Author: krofax

pages/builders/app-developers/contracts.mdx

@@ -10,12 +10,12 @@ import { Card, Cards } from 'nextra/components'
 
 # Contracts
 
-This section provides information on Solidity compatibility, contract optimization on OP Mainnet, and using OP Mainnet system contracts. You'll find guides and tutorials to help you understand and work with these topics.
+This section provides information on Solidity compatibility, contract optimization on OP Stack, and using OP Stack system contracts. You'll find guides and tutorials to help you understand and work with these topics.
 
 <Cards>
   <Card title="Solidity Compatibility" href="/builders/app-developers/contracts/compatibility" />
 
-  <Card title="Contract Optimization on OP Mainnet" href="/builders/app-developers/contracts/optimization" />
+  <Card title="Contract Optimization on OP Stack" href="/builders/app-developers/contracts/optimization" />
 
-  <Card title="Using OP Mainnet System Contracts" href="/builders/app-developers/contracts/system-contracts" />
+  <Card title="Using OP Stack System Contracts" href="/builders/app-developers/contracts/system-contracts" />
 </Cards>