diff --git a/src/loadsave.c b/src/loadsave.c
index d63c2525..1eb8d96d 100644
--- a/src/loadsave.c
+++ b/src/loadsave.c
@@ -87,7 +87,9 @@ void Load_Recoil_Image(T_IO_Context *);
 
 // ENUM     Name  TestFunc LoadFunc SaveFunc PalOnly Comment Layers Ext Exts  
 const T_Format File_formats[] = {
-  {FORMAT_ALL_IMAGES, "(all)", NULL, NULL, NULL, 0, 0, 0, "", "gif;png;bmp;2bp;pcx;pkm;iff;lbm;ilbm;sham;ham;ham6;ham8;acbm;pic;anim;img;sci;scq;scf;scn;sco;pi1;pc1;cel;neo;c64;p64;a64;pi;rp;koa;koala;fli;bml;cdu;prg;tga;pnm;xpm;xcf;jpg;jpeg;tif;tiff;ico;ic2;cur;cm5;pph;info;flc"},
+  {FORMAT_ALL_IMAGES, "(all)", NULL, NULL, NULL, 0, 0, 0, "",
+    "gif;png;bmp;2bp;pcx;pkm;iff;lbm;ilbm;sham;ham;ham6;ham8;acbm;pic;anim;img;sci;scq;scf;scn;sco;pi1;pc1;cel;neo;"
+    "c64;p64;a64;pi;rp;aas;art;dd;iph;hpc;koa;koala;fli;bml;cdu;prg;tga;pnm;xpm;xcf;jpg;jpeg;tif;tiff;ico;ic2;cur;cm5;pph;info;flc"},
   {FORMAT_ALL_PALETTES, "(pal)", NULL, NULL, NULL, 1, 0, 0, "", "kcf;pal;gpl"},
   {FORMAT_ALL_FILES, "(*.*)", NULL, NULL, NULL, 0, 0, 0, "", "*"},
   {FORMAT_GIF, " gif", Test_GIF, Load_GIF, Save_GIF, 0, 1, 1, "gif", "gif"},
@@ -109,7 +111,7 @@ const T_Format File_formats[] = {
   {FORMAT_KCF, " kcf", Test_KCF, Load_KCF, Save_KCF, 1, 0, 0, "kcf", "kcf"},
   {FORMAT_PAL, " pal", Test_PAL, Load_PAL, Save_PAL, 1, 0, 0, "pal", "pal"},
   {FORMAT_GPL, " gpl", Test_GPL, Load_GPL, Save_GPL, 1, 0, 0, "gpl", "gpl"},
-  {FORMAT_C64, " c64", Test_C64, Load_C64, Save_C64, 0, 1, 0, "c64", "c64;p64;a64;pi;rp;koa;koala;fli;bml;cdu;prg"},
+  {FORMAT_C64, " c64", Test_C64, Load_C64, Save_C64, 0, 1, 0, "c64", "c64;p64;a64;pi;rp;aas;art;dd;iph;hpc;koa;koala;fli;bml;cdu;prg"},
   {FORMAT_SCR, " cpc", NULL,     NULL,     Save_SCR, 0, 0, 0, "cpc", "cpc;scr"},
   {FORMAT_CM5, " cm5", Test_CM5, Load_CM5, Save_CM5, 0, 0, 1, "cm5", "cm5"},
   {FORMAT_PPH, " pph", Test_PPH, Load_PPH, Save_PPH, 0, 0, 1, "pph", "pph"},
diff --git a/src/miscfileformats.c b/src/miscfileformats.c
index 163d8281..bc15d595 100644
--- a/src/miscfileformats.c
+++ b/src/miscfileformats.c
@@ -2254,6 +2254,12 @@ void Test_C64(T_IO_Context * context, FILE * file)
     // case 1002: // (screen or color) + loadaddr
     case 8002: // raw bitmap with loadaddr
     case 9002: // bitmap + ScreenRAM + loadaddr
+      // $4000 => InterPaint Hi-Res (.iph)
+    case 9003: // bitmap + ScreenRAM + loadaddr (+ border ?)
+    case 9009: // bitmap + ScreenRAM + loadaddr
+      // $2000 => Art Studio
+    case 9218:
+      // $5C00 => Doodle
     case 10003: // multicolor + loadaddr
       // $6000 => Koala Painter
     case 10050:
@@ -2528,6 +2534,9 @@ void Load_C64(T_IO_Context * context)
             case 8002: // raw bitmap with loadaddr
             case 9000: // bitmap + ScreenRAM
             case 9002: // bitmap + ScreenRAM + loadaddr
+            case 9003: // bitmap + ScreenRAM + loadaddr (+border ?)
+            case 9009: // bitmap + ScreenRAM + loadaddr
+            case 9218:  // Doodle
             case 10001: // multicolor
             case 10003: // multicolor + loadaddr
             case 10050: // Picasso64 + loadaddr
@@ -2570,6 +2579,7 @@ void Load_C64(T_IO_Context * context)
             case 8000: // raw bitmap
                 hasLoadAddr=0;
                 loadFormat=F_bitmap;
+                context->Ratio = PIXEL_SIMPLE;
                 bitmap=file_buffer+0; // length: 8000
                 screen_ram=dummy_screen;
                 break;
@@ -2577,6 +2587,7 @@ void Load_C64(T_IO_Context * context)
             case 8002: // raw bitmap with loadaddr
                 hasLoadAddr=1;
                 loadFormat=F_bitmap;
+                context->Ratio = PIXEL_SIMPLE;
                 bitmap=file_buffer+2; // length: 8000
                 screen_ram=dummy_screen;
                 break;
@@ -2584,17 +2595,36 @@ void Load_C64(T_IO_Context * context)
             case 9000: // bitmap + ScreenRAM
                 hasLoadAddr=0;
                 loadFormat=F_hires;
+                context->Ratio = PIXEL_SIMPLE;
                 bitmap=file_buffer+0; // length: 8000
                 screen_ram=file_buffer+8000; // length: 1000
                 break;
 
+            case 9003: // bitmap + ScreenRAM + loadaddr (+ border ?)
             case 9002: // bitmap + ScreenRAM + loadaddr
                 hasLoadAddr=1;
                 loadFormat=F_hires;
+                context->Ratio = PIXEL_SIMPLE;
                 bitmap=file_buffer+2; // length: 8000
                 screen_ram=file_buffer+8002; // length: 1000
                 break;
 
+            case 9009: // Art Studio (.aas)
+                hasLoadAddr=1;
+                loadFormat=F_hires;
+                context->Ratio = PIXEL_SIMPLE;
+                bitmap=file_buffer+2; // length: 8000
+                screen_ram=file_buffer+8002; // length: 1000
+                break;
+
+            case 9218: // Doodle (.dd)
+                hasLoadAddr=1;
+                loadFormat=F_hires;
+                context->Ratio = PIXEL_SIMPLE;
+                screen_ram=file_buffer+2; // length: 1000 (+24 padding)
+                bitmap=file_buffer+1024+2; // length: 8000
+                break;
+
             case 10001: // multicolor
                 hasLoadAddr=0;
                 loadFormat=F_multi;