diff --git a/readme.txt b/readme.txt
index 6fa5376..ca95e8f 100644
--- a/readme.txt
+++ b/readme.txt
@@ -4,3 +4,26 @@ http://zxuno.com
 http://www.atc.us.es/svn/zxuno/
 
 License is Creative Commons by SA, except the cores and ugophy(gopher browser) that has its own license
+
+| Core          | Autor original   | Autor port | Salida Video | SD      | Cinta | Audio | TeRat | Joystick   |
+| ------------- | ---------------- | ---------- | ------------ | ------- | ----- | ----- | ----- | --------   |
+| ZX Spectrum   | McLeod           | -          | PAL/VGA      | FAT/RAW | Sí    | Sí    | Sí/Sí | 1 botón    |
+| SAM Coupé     | McLeod           | -          | PAL/VGA      | No      | Sí    | Ster  | Sí/No | No         |
+| Jupiter ACE   | McLeod           | -          | PAL/VGA      | No      | Sí    | Sí    | Sí/No | No         |
+| Apple ][      | Step.A. Edwards  | vlaitQuest | VGA          | RAW     | No    | Sí    | Sí/No | 2 botones  |
+| Master System | ben0109          | Quest      | PAL/VGA      | FAT     | -     | Sí    | Sí/No | 2 botones  |
+| Acorn Atom    | D.Banks/Alan D.  | Quest      | VGA          | FAT     | No    | Sí    | Sí/Sí | 2 botones  |
+| BBC Micro     | D.Banks/Mike St  | Quest      | PAL/VGA      | FAT/IMG | No    | Sí    | Sí/No | No         |
+| Acorn Electron| David Banks      | Quest      | PAL/VGA      | FAT/IMG | Sí    | Sí    | Sí/No | No         |
+| Oric Atmos    | ? / Mike J.      | Quest      | PAL/VGA      | No      | No    | Sí    | Sí/No | No         |
+| VIC-20        | Mike J.          | Quest      | PAL/VGA      | No      | SíMal | Sí    | Sí/No | No         |
+| C64           | Peter Wendrich   | Quest      | PAL/VGA      | RAW     | No    | Sí    | Sí/No | 1 botón    |
+| Nintendo NES  | Ludde/Strigeus   | Distwave   | VGA          | FAT     | -     | Sí    | Sí/No | 2 botones  |
+| Atari 800XL   | Mark Watson      | Quest      | PAL/NTSC/VGA | FAT     | -     | Sí    | Sí/No | 1 botón    |
+| Atari 2600    | Frank Buss       | Distwave   | VGA          | FAT     | -     | ?     | ?/No  | 1 botón    |
+| ZX Spectrum   | Kyp              | -          | PAL          | FAT     | Sí    | Sí    | Sí/No | 1 botón    |
+| ZX Spectrum   | Fabio Belavenuto | /TBBlue    | PAL/NTSC     | FAT     | Sí    | Sí    | Sí/No | 1 botón    |
+| Colecovision  | PACE             | Fabio Bel. | NTSC         | FAT16   | No    | Sí    | Sí/No | 2 botones  |
+| MSX1          | ?                | Fabio Bel. | NTSC         | FAT16   | Sí    | Sí    | Sí/No | 1 botón    |
+| PET           | pet2001fpga      | jepalza    | PAL          | No      | Sí    | Sí    | Sí/No | No         |
+| ZX81          | ZX97             | jepalza    | PAL/VGA      | No      | Sí    | Sí    | Sí/No | No         |