diff --git a/src/rgb_converter/rgb_converter.cpp b/src/rgb_converter/rgb_converter.cpp
new file mode 100644
index 0000000..3e78aec
--- /dev/null
+++ b/src/rgb_converter/rgb_converter.cpp
@@ -0,0 +1,100 @@
+/*
+ * AIM rgb_converter (0.03 demo textures files)
+ * Copyright (C) 2024 lzwdgc
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "mmap.h"
+
+#include <primitives/sw/main.h>
+#include <primitives/sw/settings.h>
+#include <primitives/sw/cl.h>
+
+#include <algorithm>
+#include <fstream>
+#include <iostream>
+#include <sstream>
+#include <stdio.h>
+#include <stdint.h>
+#include <string>
+
+#pragma pack(push, 1)
+struct rgb {
+    struct header {
+        uint32_t magic;
+        uint32_t width;
+        uint32_t height;
+        uint32_t type;
+        uint32_t unk2;
+        uint32_t unk3;
+    };
+
+    static void convert_model(const path &fn) {
+        primitives::templates2::mmap_file<uint8_t> f{fn};
+        stream s{f};
+
+        header h = s;
+        // maybe take something from tm_converter?
+        if (memcmp(&h.magic, "SGTC", sizeof(h.magic) == 0)) {
+            if (h.type == 1) {
+                auto bytes = s.span<uint16_t>(h.width * h.height);
+            }
+            if (h.type == 6) {
+                auto bytes = s.span<uint16_t>(h.width * h.height);
+            }
+        }
+        if (memcmp(&h.magic, "SGTF", sizeof(h.magic) == 0)) {
+            if (h.type == 2) {
+                auto bytes = s.span<uint16_t>(h.width * h.height);
+            }
+        }
+
+        int a = 5;
+        a++;
+    }
+};
+#pragma pack(pop)
+
+int main(int argc, char *argv[])
+{
+    cl::opt<path> p(cl::Positional, cl::desc("<.rgb file or dir>"), cl::Required);
+
+    cl::ParseCommandLineOptions(argc, argv);
+
+    if (fs::is_regular_file(p)) {
+        rgb::convert_model(p);
+    } else if (fs::is_directory(p)) {
+        auto files = enumerate_files(p, false);
+        for (auto &f : FilesSorted(files.begin(), files.end()))
+        {
+            if (f.extension() != ".rgb") {
+                continue;
+            }
+            std::cout << "processing: " << f << "\n";
+            try
+            {
+                rgb::convert_model(f);
+            }
+            catch (std::exception &e)
+            {
+                std::cout << "error: " << e.what() << "\n";
+            }
+        }
+    }
+    else
+        throw std::runtime_error("No such file or directory: " + to_printable_string(normalize_path(p)));
+
+    return 0;
+}
diff --git a/sw.cpp b/sw.cpp
index b8a9034..74ba105 100644
--- a/sw.cpp
+++ b/sw.cpp
@@ -61,6 +61,7 @@ void build(Solution &s)
     add_exe_with_common("save_loader");
     add_exe_with_common("mod_converter2");
     add_exe_with_common("bms_converter");
+    add_exe_with_common("rgb_converter");
     add_exe_with_common("unpaker") +=
         "org.sw.demo.oberhumer.lzo.lzo"_dep,
         "org.sw.demo.xz_utils.lzma"_dep