diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index 2f1d5aa687e..6a78eda4d9f 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -130,4 +130,4 @@ jobs:
         with:
           check_hidden: true
           check_filenames: true
-          skip: package-lock.json,*.pdf
+          skip: package-lock.json,*.pdf,vendor
diff --git a/contracts/abstraction/utils/ERC4337Utils.sol b/contracts/abstraction/utils/ERC4337Utils.sol
index 3d95db10815..f3f049d14cc 100644
--- a/contracts/abstraction/utils/ERC4337Utils.sol
+++ b/contracts/abstraction/utils/ERC4337Utils.sol
@@ -62,8 +62,8 @@ library ERC4337Utils {
         if (validationData == 0) {
             return (address(0), false);
         } else {
-            (address agregator, uint48 validAfter, uint48 validUntil) = parseValidationData(validationData);
-            return (agregator, block.timestamp > validUntil || block.timestamp < validAfter);
+            (address aggregator_, uint48 validAfter, uint48 validUntil) = parseValidationData(validationData);
+            return (aggregator_, block.timestamp > validUntil || block.timestamp < validAfter);
         }
     }
 
diff --git a/contracts/abstraction/utils/ERC7579Utils.sol b/contracts/abstraction/utils/ERC7579Utils.sol
index b35e157101b..4a014d3e3e5 100644
--- a/contracts/abstraction/utils/ERC7579Utils.sol
+++ b/contracts/abstraction/utils/ERC7579Utils.sol
@@ -11,14 +11,15 @@ type ExecType is bytes1;
 type ModeSelector is bytes4;
 type ModePayload is bytes22;
 
+// slither-disable-next-line unused-state
 library ERC7579Utils {
     using Packing for *;
 
-    CallType constant CALLTYPE_SINGLE = CallType.wrap(0x00);
-    CallType constant CALLTYPE_BATCH = CallType.wrap(0x01);
-    CallType constant CALLTYPE_DELEGATECALL = CallType.wrap(0xFF);
-    ExecType constant EXECTYPE_DEFAULT = ExecType.wrap(0x00);
-    ExecType constant EXECTYPE_TRY = ExecType.wrap(0x01);
+    CallType internal constant CALLTYPE_SINGLE = CallType.wrap(0x00);
+    CallType internal constant CALLTYPE_BATCH = CallType.wrap(0x01);
+    CallType internal constant CALLTYPE_DELEGATECALL = CallType.wrap(0xFF);
+    ExecType internal constant EXECTYPE_DEFAULT = ExecType.wrap(0x00);
+    ExecType internal constant EXECTYPE_TRY = ExecType.wrap(0x01);
 
     function encodeMode(
         CallType callType,
diff --git a/contracts/mocks/Stateless.sol b/contracts/mocks/Stateless.sol
index 846c77d98e8..e0193a91442 100644
--- a/contracts/mocks/Stateless.sol
+++ b/contracts/mocks/Stateless.sol
@@ -22,6 +22,8 @@ import {ERC165} from "../utils/introspection/ERC165.sol";
 import {ERC165Checker} from "../utils/introspection/ERC165Checker.sol";
 import {ERC1967Utils} from "../proxy/ERC1967/ERC1967Utils.sol";
 import {ERC721Holder} from "../token/ERC721/utils/ERC721Holder.sol";
+import {ERC4337Utils} from "../abstraction/utils/ERC4337Utils.sol";
+import {ERC7579Utils} from "../abstraction/utils/ERC7579Utils.sol";
 import {Heap} from "../utils/structs/Heap.sol";
 import {Math} from "../utils/math/Math.sol";
 import {MerkleProof} from "../utils/cryptography/MerkleProof.sol";
diff --git a/contracts/package.json b/contracts/package.json
index 845e8c4035d..2232d67ca52 100644
--- a/contracts/package.json
+++ b/contracts/package.json
@@ -5,7 +5,8 @@
   "files": [
     "**/*.sol",
     "/build/contracts/*.json",
-    "!/mocks/**/*"
+    "!/mocks/**/*",
+    "!/vendor/erc4337-entrypoint/**/*"
   ],
   "scripts": {
     "prepack": "bash ../scripts/prepack.sh",
diff --git a/package.json b/package.json
index a82ea47dd08..9075a50ad22 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,8 @@
   "private": true,
   "files": [
     "/contracts/**/*.sol",
-    "!/contracts/mocks/**/*"
+    "!/contracts/mocks/**/*",
+    "!/contracts/vendor/erc4337-entrypoint"
   ],
   "scripts": {
     "compile": "hardhat compile",
diff --git a/scripts/upgradeable/patch-apply.sh b/scripts/upgradeable/patch-apply.sh
index d9e17589b05..e16cf76a4c2 100755
--- a/scripts/upgradeable/patch-apply.sh
+++ b/scripts/upgradeable/patch-apply.sh
@@ -3,7 +3,7 @@
 set -euo pipefail
 
 DIRNAME="$(dirname -- "${BASH_SOURCE[0]}")"
-PATCH="$DIRNAME/upgradeable.patch"
+PATCH="$DIRNAME/${1:-upgradeable.patch}"
 
 error() {
   echo Error: "$*" >&2
diff --git a/scripts/upgradeable/patch-save.sh b/scripts/upgradeable/patch-save.sh
index 111e6f1572a..de0cec6a5ef 100755
--- a/scripts/upgradeable/patch-save.sh
+++ b/scripts/upgradeable/patch-save.sh
@@ -3,7 +3,7 @@
 set -euo pipefail
 
 DIRNAME="$(dirname -- "${BASH_SOURCE[0]}")"
-PATCH="$DIRNAME/upgradeable.patch"
+PATCH="$DIRNAME/${1:-upgradeable.patch}"
 
 error() {
   echo Error: "$*" >&2
diff --git a/scripts/upgradeable/transpile.sh b/scripts/upgradeable/transpile.sh
index f7c848c1320..d31172ddf4e 100644
--- a/scripts/upgradeable/transpile.sh
+++ b/scripts/upgradeable/transpile.sh
@@ -5,13 +5,16 @@ set -euo pipefail -x
 VERSION="$(jq -r .version contracts/package.json)"
 DIRNAME="$(dirname -- "${BASH_SOURCE[0]}")"
 
+# Apply patch to contracts that are transpiled
 bash "$DIRNAME/patch-apply.sh"
 sed -i'' -e "s/<package-version>/$VERSION/g" "contracts/package.json"
 git add contracts/package.json
 
+# Build artifacts
 npm run clean
 npm run compile
 
+# Check artifacts are correctly built
 build_info=($(jq -r '.input.sources | keys | if any(test("^contracts/mocks/.*\\bunreachable\\b")) then empty else input_filename end' artifacts/build-info/*))
 build_info_num=${#build_info[@]}
 
@@ -20,10 +23,13 @@ if [ $build_info_num -ne 1 ]; then
   exit 1
 fi
 
+# Apply changes to the excluded contracts (these don't need to in the artifact and may prevent compilation)
+git apply -3 "$DIRNAME/upgradeable.excluded.patch"
+
 # -D: delete original and excluded files
 # -b: use this build info file
 # -i: use included Initializable
-# -x: exclude proxy-related contracts with a few exceptions
+# -x: exclude vendored and proxy-related contracts with a few exceptions
 # -p: emit public initializer
 # -n: use namespaces
 # -N: exclude from namespaces transformation
@@ -38,6 +44,8 @@ npx @openzeppelin/upgrade-safe-transpiler -D \
   -x '!contracts/proxy/ERC1967/ERC1967Utils.sol' \
   -x '!contracts/proxy/utils/UUPSUpgradeable.sol' \
   -x '!contracts/proxy/beacon/IBeacon.sol' \
+  -x 'contracts/vendor/**/*' \
+  -x '!contracts/vendor/compound/ICompoundTimelock.sol' \
   -p 'contracts/access/manager/AccessManager.sol' \
   -p 'contracts/finance/VestingWallet.sol' \
   -p 'contracts/governance/TimelockController.sol' \
diff --git a/scripts/upgradeable/upgradeable.excluded.patch b/scripts/upgradeable/upgradeable.excluded.patch
new file mode 100644
index 00000000000..7c49e21e123
--- /dev/null
+++ b/scripts/upgradeable/upgradeable.excluded.patch
@@ -0,0 +1,17 @@
+diff --git a/contracts/vendor/erc4337-entrypoint/core/EntryPoint.sol b/contracts/vendor/erc4337-entrypoint/core/EntryPoint.sol
+index 778115b1..44501524 100644
+--- a/contracts/vendor/erc4337-entrypoint/core/EntryPoint.sol
++++ b/contracts/vendor/erc4337-entrypoint/core/EntryPoint.sol
+@@ -15,10 +15,8 @@ import "./Helpers.sol";
+ import "./NonceManager.sol";
+ import "./UserOperationLib.sol";
+
+-// import "@openzeppelin/contracts/utils/introspection/ERC165.sol";
+-// import "@openzeppelin/contracts/utils/ReentrancyGuard.sol";
+-import "../../../utils/introspection/ERC165.sol"; // OZ edit
+-import "../../../utils/ReentrancyGuard.sol"; // OZ edit
++import "@openzeppelin/contracts/utils/introspection/ERC165.sol";
++import "@openzeppelin/contracts/utils/ReentrancyGuard.sol";
+
+ /*
+  * Account-Abstraction (EIP-4337) singleton EntryPoint implementation.
diff --git a/slither.config.json b/slither.config.json
index 069da1f3a21..fa52f4dd1dd 100644
--- a/slither.config.json
+++ b/slither.config.json
@@ -1,5 +1,5 @@
 {
     "detectors_to_run": "arbitrary-send-erc20,array-by-reference,incorrect-shift,name-reused,rtlo,suicidal,uninitialized-state,uninitialized-storage,arbitrary-send-erc20-permit,controlled-array-length,controlled-delegatecall,delegatecall-loop,msg-value-loop,reentrancy-eth,unchecked-transfer,weak-prng,domain-separator-collision,erc20-interface,erc721-interface,locked-ether,mapping-deletion,shadowing-abstract,tautology,write-after-write,boolean-cst,reentrancy-no-eth,reused-constructor,tx-origin,unchecked-lowlevel,unchecked-send,variable-scope,void-cst,events-access,events-maths,incorrect-unary,boolean-equal,cyclomatic-complexity,deprecated-standards,erc20-indexed,function-init-state,pragma,unused-state,reentrancy-unlimited-gas,constable-states,immutable-states,var-read-using-this",
-    "filter_paths": "contracts/mocks,contracts-exposed",
+    "filter_paths": "contracts/mocks,contracts/vendor,contracts-exposed",
     "compile_force_framework": "hardhat"
 }