Pinned

1. oksh

   Portable OpenBSD ksh, based on the Public Domain Korn Shell (pdksh).

   C 173 21

2. mg

   OpenBSD Mg editor. Portable Public Domain Micro Emacs for *BSD, Cygwin, Linux, Mac OS X.

   C 90 19

3. pl0c

   PL/0 to C compiler to teach basic compiler construction from a practical, hands-on perspective.

   C 61 5

4. 8088ify

   The famous Intel 8080 CP/M 2.2 to Intel 8086/8088 MS-DOS assembly language translator.

   C 49 3

5. a80

   Intel 8080/Zilog Z80 assembler written in D.

   D 15

6. bf256

   Brainfuck compiler under 256 bytes in size.

   Assembly 13 2