diff --git a/alphabet/doc.go b/alphabet/doc.go
new file mode 100644
index 0000000..9164556
--- /dev/null
+++ b/alphabet/doc.go
@@ -0,0 +1,2 @@
+// Alphabet contract description.
+package alphabet
diff --git a/audit/doc.go b/audit/doc.go
new file mode 100644
index 0000000..bb8d197
--- /dev/null
+++ b/audit/doc.go
@@ -0,0 +1,2 @@
+// Audit contract description.
+package audit
diff --git a/balance/doc.go b/balance/doc.go
new file mode 100644
index 0000000..03af693
--- /dev/null
+++ b/balance/doc.go
@@ -0,0 +1,2 @@
+// Balance contract description.
+package balance
diff --git a/container/doc.go b/container/doc.go
new file mode 100644
index 0000000..3cb0688
--- /dev/null
+++ b/container/doc.go
@@ -0,0 +1,2 @@
+// Container contract description.
+package container
diff --git a/neofs/doc.go b/neofs/doc.go
new file mode 100644
index 0000000..5d80f37
--- /dev/null
+++ b/neofs/doc.go
@@ -0,0 +1,2 @@
+// NeoFS contract description.
+package neofs
diff --git a/neofsid/doc.go b/neofsid/doc.go
new file mode 100644
index 0000000..a0148fe
--- /dev/null
+++ b/neofsid/doc.go
@@ -0,0 +1,2 @@
+// NeoFSID contract description.
+package neofsid
diff --git a/netmap/doc.go b/netmap/doc.go
new file mode 100644
index 0000000..5241aca
--- /dev/null
+++ b/netmap/doc.go
@@ -0,0 +1,2 @@
+// Netmap contract description.
+package netmap
diff --git a/processing/doc.go b/processing/doc.go
new file mode 100644
index 0000000..d197159
--- /dev/null
+++ b/processing/doc.go
@@ -0,0 +1,2 @@
+// Processing contract description.
+package processing
diff --git a/proxy/doc.go b/proxy/doc.go
new file mode 100644
index 0000000..3fd83a9
--- /dev/null
+++ b/proxy/doc.go
@@ -0,0 +1,2 @@
+// Proxy contract description.
+package proxy
diff --git a/reputation/doc.go b/reputation/doc.go
new file mode 100644
index 0000000..a8668d8
--- /dev/null
+++ b/reputation/doc.go
@@ -0,0 +1,2 @@
+// Reputaiton contract description.
+package reputation