diff --git a/contracts/asset-proxy/.npmignore b/contracts/asset-proxy/.npmignore
new file mode 100644
index 0000000000..a57605bbcd
--- /dev/null
+++ b/contracts/asset-proxy/.npmignore
@@ -0,0 +1,10 @@
+# Blacklist all files
+.*
+*
+# Whitelist lib
+!lib/**/*
+# Whitelist Solidity contracts
+!contracts/**/*
+# Blacklist tests and publish scripts
+/lib/test/*
+# Package specific ignore
diff --git a/contracts/coordinator/.npmignore b/contracts/coordinator/.npmignore
new file mode 100644
index 0000000000..a57605bbcd
--- /dev/null
+++ b/contracts/coordinator/.npmignore
@@ -0,0 +1,10 @@
+# Blacklist all files
+.*
+*
+# Whitelist lib
+!lib/**/*
+# Whitelist Solidity contracts
+!contracts/**/*
+# Blacklist tests and publish scripts
+/lib/test/*
+# Package specific ignore
diff --git a/contracts/dev-utils/.npmignore b/contracts/dev-utils/.npmignore
new file mode 100644
index 0000000000..a57605bbcd
--- /dev/null
+++ b/contracts/dev-utils/.npmignore
@@ -0,0 +1,10 @@
+# Blacklist all files
+.*
+*
+# Whitelist lib
+!lib/**/*
+# Whitelist Solidity contracts
+!contracts/**/*
+# Blacklist tests and publish scripts
+/lib/test/*
+# Package specific ignore
diff --git a/contracts/erc1155/.npmignore b/contracts/erc1155/.npmignore
new file mode 100644
index 0000000000..a57605bbcd
--- /dev/null
+++ b/contracts/erc1155/.npmignore
@@ -0,0 +1,10 @@
+# Blacklist all files
+.*
+*
+# Whitelist lib
+!lib/**/*
+# Whitelist Solidity contracts
+!contracts/**/*
+# Blacklist tests and publish scripts
+/lib/test/*
+# Package specific ignore
diff --git a/contracts/erc20/.npmignore b/contracts/erc20/.npmignore
new file mode 100644
index 0000000000..a57605bbcd
--- /dev/null
+++ b/contracts/erc20/.npmignore
@@ -0,0 +1,10 @@
+# Blacklist all files
+.*
+*
+# Whitelist lib
+!lib/**/*
+# Whitelist Solidity contracts
+!contracts/**/*
+# Blacklist tests and publish scripts
+/lib/test/*
+# Package specific ignore
diff --git a/contracts/erc721/.npmignore b/contracts/erc721/.npmignore
new file mode 100644
index 0000000000..a57605bbcd
--- /dev/null
+++ b/contracts/erc721/.npmignore
@@ -0,0 +1,10 @@
+# Blacklist all files
+.*
+*
+# Whitelist lib
+!lib/**/*
+# Whitelist Solidity contracts
+!contracts/**/*
+# Blacklist tests and publish scripts
+/lib/test/*
+# Package specific ignore
diff --git a/contracts/exchange-forwarder/.npmignore b/contracts/exchange-forwarder/.npmignore
new file mode 100644
index 0000000000..a57605bbcd
--- /dev/null
+++ b/contracts/exchange-forwarder/.npmignore
@@ -0,0 +1,10 @@
+# Blacklist all files
+.*
+*
+# Whitelist lib
+!lib/**/*
+# Whitelist Solidity contracts
+!contracts/**/*
+# Blacklist tests and publish scripts
+/lib/test/*
+# Package specific ignore
diff --git a/contracts/exchange-libs/.npmignore b/contracts/exchange-libs/.npmignore
new file mode 100644
index 0000000000..a57605bbcd
--- /dev/null
+++ b/contracts/exchange-libs/.npmignore
@@ -0,0 +1,10 @@
+# Blacklist all files
+.*
+*
+# Whitelist lib
+!lib/**/*
+# Whitelist Solidity contracts
+!contracts/**/*
+# Blacklist tests and publish scripts
+/lib/test/*
+# Package specific ignore
diff --git a/contracts/exchange/.npmignore b/contracts/exchange/.npmignore
new file mode 100644
index 0000000000..a57605bbcd
--- /dev/null
+++ b/contracts/exchange/.npmignore
@@ -0,0 +1,10 @@
+# Blacklist all files
+.*
+*
+# Whitelist lib
+!lib/**/*
+# Whitelist Solidity contracts
+!contracts/**/*
+# Blacklist tests and publish scripts
+/lib/test/*
+# Package specific ignore
diff --git a/contracts/extensions/.npmignore b/contracts/extensions/.npmignore
new file mode 100644
index 0000000000..a57605bbcd
--- /dev/null
+++ b/contracts/extensions/.npmignore
@@ -0,0 +1,10 @@
+# Blacklist all files
+.*
+*
+# Whitelist lib
+!lib/**/*
+# Whitelist Solidity contracts
+!contracts/**/*
+# Blacklist tests and publish scripts
+/lib/test/*
+# Package specific ignore
diff --git a/contracts/integrations/.npmignore b/contracts/integrations/.npmignore
new file mode 100644
index 0000000000..a57605bbcd
--- /dev/null
+++ b/contracts/integrations/.npmignore
@@ -0,0 +1,10 @@
+# Blacklist all files
+.*
+*
+# Whitelist lib
+!lib/**/*
+# Whitelist Solidity contracts
+!contracts/**/*
+# Blacklist tests and publish scripts
+/lib/test/*
+# Package specific ignore
diff --git a/contracts/multisig/.npmignore b/contracts/multisig/.npmignore
new file mode 100644
index 0000000000..a57605bbcd
--- /dev/null
+++ b/contracts/multisig/.npmignore
@@ -0,0 +1,10 @@
+# Blacklist all files
+.*
+*
+# Whitelist lib
+!lib/**/*
+# Whitelist Solidity contracts
+!contracts/**/*
+# Blacklist tests and publish scripts
+/lib/test/*
+# Package specific ignore
diff --git a/contracts/staking/.npmignore b/contracts/staking/.npmignore
new file mode 100644
index 0000000000..a57605bbcd
--- /dev/null
+++ b/contracts/staking/.npmignore
@@ -0,0 +1,10 @@
+# Blacklist all files
+.*
+*
+# Whitelist lib
+!lib/**/*
+# Whitelist Solidity contracts
+!contracts/**/*
+# Blacklist tests and publish scripts
+/lib/test/*
+# Package specific ignore
diff --git a/contracts/test-utils/.npmignore b/contracts/test-utils/.npmignore
new file mode 100644
index 0000000000..a57605bbcd
--- /dev/null
+++ b/contracts/test-utils/.npmignore
@@ -0,0 +1,10 @@
+# Blacklist all files
+.*
+*
+# Whitelist lib
+!lib/**/*
+# Whitelist Solidity contracts
+!contracts/**/*
+# Blacklist tests and publish scripts
+/lib/test/*
+# Package specific ignore
diff --git a/contracts/utils/.npmignore b/contracts/utils/.npmignore
new file mode 100644
index 0000000000..a57605bbcd
--- /dev/null
+++ b/contracts/utils/.npmignore
@@ -0,0 +1,10 @@
+# Blacklist all files
+.*
+*
+# Whitelist lib
+!lib/**/*
+# Whitelist Solidity contracts
+!contracts/**/*
+# Blacklist tests and publish scripts
+/lib/test/*
+# Package specific ignore