KOI8-O,[1] formerly known as KOI8-C,[2][3] is an 8-bit character set. FreeDOS calls it code page 63342.[4] It supports Old Russian orthography, as well as the same languages as Windows-1251.

KOI8-O
Language(s)Russian, Old Russian orthography, Belarusian, Ukrainian, Bulgarian, Serbian Cyrillic, Macedonian
Created bySerge Winitzki
Classification8-bit KOI, extended ASCII
ExtendsKOI8-B
Based onKOI8-RU, KOI8-F, Windows-1251

Character set

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The following table shows the KOI8-O encoding. Each character is shown with its equivalent Unicode code point.

KOI8-O
0 1 2 3 4 5 6 7 8 9 A B C D E F
0x NUL
25C6

2592
×
00D7
÷
00F7

2030

2248
µ
00B5
±
00B1

00B6

2021

2518

2510

250C

2514

253C
1x
2500

251C

2524

2534

252C

2502

2264

2265

2260
π
03C0
¤
00A4
²
00B2
2x  SP  ! " # $ % & ' ( ) * + , - . /
3x 0 1 2 3 4 5 6 7 8 9 : ; < = > ?
4x @ A B C D E F G H I J K L M N O
5x P Q R S T U V W X Y Z [ \ ] ^ _
6x ` a b c d e f g h i j k l m n o
7x p q r s t u v w x y z { | } ~ ¬
00AC
8x Ђ
0402
Ѓ
0403
¸
00B8
ѓ
0453

2026

2518

2020
§
00A7

20AC
¨
00A8
Љ
0409

2039
Њ
040A
Ќ
040C
Ћ
040B
Џ
040F
9x ђ
0452

2018

2019

201C

201D

2022

2013

2014
£
00A3
·
00B7
љ
0459

203A
њ
045A
ќ
045C
ћ
045B
џ
045F
Ax NBSP ѵ
0475
ѣ
0463
ё
0451
є
0454
ѕ
0455
і
0456
ї
0457
ј
0458
®
00AE

2122
«
00AB
ѳ
0473
ґ
0491
ў
045E
´
00B4
Bx °
00B0
Ѵ
0474
Ѣ
0462
Ё
0401
Є
0404
Ѕ
0405
І
0406
Ї
0407
Ј
0408

2116
¢
00A2
»
00BB
Ѳ
0472
Ґ
0490
Ў
040E
©
00A9
Cx ю
044E
а
0430
б
0431
ц
0446
д
0434
е
0435
ф
0444
г
0433
х
0445
и
0438
й
0439
к
043A
л
043B
м
043C
н
043D
о
043E
Dx п
043F
я
044F
р
0440
с
0441
т
0442
у
0443
ж
0436
в
0432
ь
044C
ы
044B
з
0437
ш
0448
э
044D
щ
0449
ч
0447
ъ
044A
Ex Ю
042E
А
0410
Б
0411
Ц
0426
Д
0414
Е
0415
Ф
0424
Г
0413
Х
0425
И
0418
Й
0419
К
041A
Л
041B
М
041C
Н
041D
О
041E
Fx П
041F
Я
042F
Р
0420
С
0421
Т
0422
У
0423
Ж
0416
В
0412
Ь
042C
Ы
042B
З
0417
Ш
0428
Э
042D
Щ
0429
Ч
0427
Ъ
042A

References

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  1. ^ "Cyrillic X11 fonts in koi8-o encoding".
  2. ^ Winitzki, Serge (2002-01-29). KOI8-C (Report). Internet Engineering Task Force.
  3. ^ "KOI8-C encoding".
  4. ^ "FreeDOS KOI code page numbers". GitHub.