Package group Development
aPACK DOS 16-bit executable compressor Freeware 1.00 2012-11-12
arrow-asm Freely available assembler, compatible with MASM public domain (source not available) 2.00c 2000-07-28
Assistance Demo A simple package to demonstrate using a custom assistance program. Public Domain 1.1 2020-01-06
basec BASic Emulation Compiler (BASEC) is a p-code compiler GPL 0.20 2000-06-01
bcc - Bruce's C compiler Simple C compiler that produces 8086 assembler for tiny/small models. GNU General Public License, Version 2 0.16.10a 2017-04-16
Bin2Asm simple program to convert a binary file to assembly language data BSD 3-Clause License 2021-09-20 2021-09-20
bin2c BIN file to C source generator GPL 1.1 2001-11-24
Bywater BASIC The Bywater BASIC interpreter GNU General Public License, Version 2 3.20b 2017-07-10
CauseWay CauseWay DOS extender Public Domain 3.49 2017-07-12
Clib (lib) A "C" standard library LGPL 0.0.5 2000-02-22
cpp2ccmt C++ to C comment converter GNU Lesser General Public License, Version 2.1 0.5a 2013-07-18
difpat Diff and patch files or directories. GPL 0.1 2020-07-14
DJGPP binutils DJGPP binutils: linker, assembler, etc. GNU General Public License 2.21.1 2012-09-24
DJGPP Bison DJGPP Bison (a parser generator that is compatible with YACC) GNU General Public License 2.4.1 2012-09-24
djgpp DJGPP environment GNU General Public License, Version 2 2.03 2012-09-24
djgpp faq DJGPP FAQ documentation GNU General Public License 2.30 2012-09-24
DJGPP Flex DJGPP Flex (fast lexical analyzer generator) GNU General Public License 2.5.4 2012-09-24
djgpp gcc DJGPP GCC (C compiler) GNU General Public License 4.71 2012-09-24
djgpp gdb DJGPP Debugger (GDB) GNU General Public License 7.5 2012-09-24
djgpp gpp DJGPP GPP (C++ compiler) GNU General Public License 4.71 2012-09-24
DJGPP make DJGPP make GNU General Public License 3.79.1 2012-09-24
DJGPP Objective-C compiler DJGPP Objective-C compiler GNU General Public License 4.71 2012-09-24
djgpp rhide DJGPP RHIDE editor GNU General Public License 1.5 2012-09-24
DJGPP Texinfo DJGPP Texinfo (info file viewer) GNU General Public License 4.12 2012-09-24
dmake A make tool for DOS GPL 4.8 2001-11-24
DOjS A DOS JavaScript Canvas with sound Various Licenses, See LICENSE file 1.11.0 2023-10-28
Drive Diagnostics a Drive/Device diagnostic utility for developers. BSD 3-Clause License 2021-08-26 2021-08-26
Euphoria The Euphoria interpreter/compiler Modified MIT License 3.2.2 2015-02-13
flat assembler (fasm) Fast but powerful 80x86 assembler Modified (2-Clause) BSD License 1.73.31 2023-07-12
Flat Real Mode Initializer Initializes the undocumented Flat Real Mode on 386+ CPUs GPL 0.0pre2 1999-10-19
FreeBASIC FreeBASIC, a 32-bit BASIC compiler GNU General Public License, Version 2 1.10.1 2023-12-25
FreeBASIC help files Help system for the FreeBASIC compiler GNU Free Documentation License, version 1.3 1.10.1 2023-12-25
FreePascal Pascal compiler supporting Turbo and Delphi dialects. (Portions require LFN Support) GNU General Public License, Version 2 3.2.2 2021-05-26
hx dos dev HX DOS extender devel support Freeware w/sources 2.19 2022-04-02
IA-16 elks-libc Native libc for ELKS OS, for cross-compiling with GCC IA-16 GNU Library General Public License, version 2 or later 0.3.0-20200320.15a 2020-03-21
IA-16 GCC documentation Documentation for GNU C compiler for ia16-elf target GNU General Public License, version 3 or later 6.3.0-20200307.16a 2020-03-21
ia-16 gcc GNU C compiler for ia16-elf target (on 32-bit DJGPP host) GNU General Public License, version 3 or later 6.3.0-20200307.16a 2020-03-21
IA-16 GCC Sources IA-16 GCC toolchain sources GNU General Public License, version 3 or later 2020-03-21a 2020-03-21
IA-16 GNU Binutils documentation Documentation for GNU binary utilities for ia16-elf target GNU General Public License, version 3 or later 2.32.0-20190928.13a 2020-03-21
IA-16 GNU Binutils GNU binary utilities, for ia16-elf target (on DJGPP host) GNU General Public License, version 3 or later 2.32.0-20190928.13a 2020-03-21
IA-16 libi86 Non-standard C library routines, for use with IA-16 GCC GNU General Public License, version 3 or later 20200321.0a 2020-03-21
IA-16 Newlib C library and math library, for ia16-elf target GNU General Public License, version 3 or later 2.4.0-20200215a 2020-03-21
IA-16 Newlib support libraries for ELKS Libraries to build ELKS OS programs with GCC IA-16 and Newlib GNU General Public License, version 3 or later 2.4.0-20191005a 2019-10-06
Insight Debugger Real-mode DOS 16-bit debugger GNU General Public License, Version 2 1.24a 2015-05-29
jSH A Javascript scripting engine for DOS Various Licenses, See LICENSE file 0.93 2022-08-07
JWasm JWasm is a free MASM-compatible assembler Sybase Open Watcom Public License, Version 1.0 2.17 2023-03-23
Kasmar a unicode font editor which allows you to create or modify bitmap unicode fonts used in Blocek GNU General Public License 2.0b 2019-01-05
kittenc Catgets/kittengets compatible resource compiler GNU Lesser General Public License, version 2.1 (or later) 2021-08-01 2021-08-17
lDebug advanced debugger based on FreeDOS Debug Fair License release 8 2024-03-08
lib In the FreeDos project there was missing a free librarian, an assembler, a C compiler and a linker are already available, but no librarian has been found! GPL 3.2 2000-07-17
Lua Lua is an embeddable scripting language MIT license 5.2.2a 2013-08-19
lzma sdk LZMA Software Development Kit Public Domain 22.01 2022-07-15
msa An x86 assembler MIT license 1.0.12a 2019-11-11
Nasm The Netwide Assembler (NASM) Simplified (2-Clause) BSD License 2.16.01 2022-12-21
Open Watcom C Compiler Open Watcom C/C++ compiler Sybase Open Watcom Public License, Version 1.0 1.9 2014-07-27
Open Watcom Fortran Compiler Open Watcom Fortran compiler Sybase Open Watcom Public License, Version 1.0 1.9 2021-11-20
Orange C The Orange Toolchain is designed for DOS/WIN32. It uses win32 binaries along with Japheth's WIN32 emulator for DOS to get the MSDOS functionality. Open Source, see Licenses 6.0.61.1 2022-09-09
pacific-c Freeware version of the Pacific C compiler. free (source not available) 7.51 2013-07-18
Perl A programming language combining some features of C, sed, awk and shell GNU General Public License 5.8.8a 2013-08-17
Regina REXX Port of Regina Rexx interpreter GNU Library General Public License, Version 2 3.7a 2013-02-04
runtime Times the execution of a program GNU General Public License 2.1c 2002-10-20
SmallBASIC SmallBASIC Interpreter GNU GPL 0.9 2004-10-30
Sphinx C-- Sphinx C-- is a compiler half-way between C and ASM Greenware 2.0 2016-05-22
SUPPL (lib) An entire library of useful functions GNU General Public License, Version 2 pre-release v2.7 (rev A) 2000-05-07
TinyASM A small assembler for 8086/8088 programs Simplified (2-Clause) BSD License 2020-11-27a 2020-12-12
tpasm TPASM is "a Unix based cross assembler for 6805, 6809, 68HC11, 6502, Sunplus, 8051, Z80, PIC, AVR, and c166." GNU General Public License, Version 2 1.12 2022-02-18
tppatch Patching tool for RUNTIME 200 bug in programs compiled with Turbo Pascal. Free, no sources 1996-12-27a 2012-09-25
upx High-performance executable packer GNU General Public License, Version 2 4.2.2 2024-01-03
val Experimental linker for DOS public domain 9907 (07-29-99) 2002-06-29
Wolfware Asm WASM is an Intel x86 compatible assembler that creates 16-bit DOS programs for 386, 486, Pentium, etc. Includes documentation and sample programs. MIT License 223 2020-07-27
Yasm Yasm is a complete rewrite of the NASM assembler. (UPX Compressed) Simplified (2-Clause) BSD License and Revised (3-Clause) BSD License 1.3.0 2014-08-10