diff --git a/open_console.md b/open_console.md
index 09d3272..b7ca761 100644
--- a/open_console.md
+++ b/open_console.md
@@ -33,14 +33,21 @@ Some consoles (e.g. Arduboy, Pokitto and Gamebuino META) have their own [emulato
 
 ## Open Console List
 
-Most notable open consoles are listed here.
+Some notable open consoles are listed here. Symbol meaning:
 
+- A = Arduino
+- C = great active community
+- * = recommended
+- + = many games/programs
+- - = discontinued
 
-- **[Arduboy](arduboy.md)**: ultra tiny, Arduino, 8bit 16 MHz, 2.5 KB RAM, 32 KB ROM, 1bit 64x32 display, great active community, many games
-- **[Pokitto](pokitto.md)**: NON-Arduino MCU, 32bit 48 MHz (can overclock), 36 KB RAM, 256 KB ROM, color 220x176 display, SD card, extension hats, great active community
-- **[Gamebuino](gamebuino.md)**:
-- **[Gamebuino META](gamebuino.md)**: Arduino, 32bit, 48 MHz, 32 KB RAM, 256 KB ROM, SD card, color 168x120 display
-- **[Nibble](nibble.md)**: not very successful
-- **ESPboy**:
-- **Tiny Arcade**:
-- **UzeBox**:
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+| name                    | CPU       |RAM (K)| ROM (K)| display      | notes               |
+| ----------------------- | --------- | ----- | ------ | ------------ |-------------------- |
+|[Arduboy](arduboy.md)    |8b 16 MHz  | 2.5   | 32     | 64x32 1b     |* A C +, tiny        |
+|[Gamebuino](gamebuino.md)|8b 16 MHz  | 2     | 32     | 84x48 1b     |+ A -, SD            |
+|[Pokitto](pokitto.md)    |32b 48 MHz | 36    | 256    | 220x176      |* C +, ext. hats, SD |
+|[ESPboy](espboy.md)      |32b 80 MHz |       |        | 128x128      |A                    |
+|[GB META](gamebuino.md)  |32b 48 MHz | 32    | 256    | 168x120      |A + -, SD            |
+|[Nibble](nibble.md)      |32b 160 MHz| 80    | 4000   | 128x128      |A, AAA bat.          |
+|[UzeBox](uzebox.md)      |           |       |        |              |                     |
+|Tiny Arcade              |           |       |        |              |                     |
\ No newline at end of file