diff --git a/include/snipplib/network/snplib_netmsg.h b/include/snipplib/network/snplib_netmsg.h
new file mode 100644
index 0000000..cd5996e
--- /dev/null
+++ b/include/snipplib/network/snplib_netmsg.h
@@ -0,0 +1,64 @@
+#pragma once
+
+#include "../utils/snplib_keyvalue_expr.h"
+
+/*
+    A SIMPLE NETWORK MESSAGE
+
+
+    format:
+        keyword<key-value-delim-seq>value1<value-value-delim-seq>value2<value-value-delim-seq>value3...valueN
+
+    e.g.:
+        1) keyword-only:
+            'key1'
+        2) keyword-value (<key-value-delim-seq>=" "):
+            'key value'
+        2) keyword-value-seq (<key-value-delim-seq>=" =", <value-value-delim-seq>=", "):
+            'key = value1, value2, value3'
+ */
+
+
+namespace snplib
+{
+
+static constexpr char SNPLIB_DEFAULT_NETMSG_KEYVALUE_DELIM[] = "=";
+static constexpr char SNPLIB_DEFAULT_NETMSG_VALUEVALUE_DELIM[] = ",";
+
+
+template <snplib_char_range_c ByteSeqT = std::vector<char>>
+class snplib_netmsg_t : public snplib_keyvalue_expr_t<ByteSeqT>
+{
+protected:
+    using base_t = snplib_keyvalue_expr_t<ByteSeqT>;
+
+    std::conditional_t<base_t::mutableContent, std::vector<char>, void> _byteSeq{};
+
+public:
+    using base_t::config_t;
+
+    using base_t::base_t;
+
+    snplib_netmsg_t(base_t::config_t config = {.keyval_delim = SNPLIB_DEFAULT_NETMSG_KEYVALUE_DELIM,
+                                               .valseq_delim = SNPLIB_DEFAULT_NETMSG_VALUEVALUE_DELIM})
+        requires(base_t::mutableContent)
+        : base_t(_byteSeq, std::move(config))
+    {
+    }
+
+    ~snplib_netmsg_t() = default;
+
+    template <snplib_char_range_c R>
+    static snplib_netmsg_t fromBytes(R&& r)
+    {
+        return base_t::fromByteSequence();
+    }
+
+
+    template <snplib_char_range_c OR>
+    OR toBytes()
+    {
+    }
+};
+
+}  // namespace snplib
\ No newline at end of file