list of public domain software sources

software source code list

We are storing valuable public domain source files which are available on the Internet.

We have manually checked all the files provided in this collection of
software source code and other technical digital works. We believe that 
they are all in the public domain. But we make no warranty that they 
really are. Before using them you should check their copyright status 
by yourself.
			

Topics

application

clock24 X-Window clock.
gddcalc Growing Degree Days.
koch Koch Snowflake.
muscle Protein multiple sequence alignment.
sc Spread sheet.

compression

balz file compressor.
easylzma compress and extract lzma files
lzma compression SDK
miniz Zip archive reading/writing.
ncompress unix file compression.
stb collection of highly valuable algorithms from nothings.org
unzip info-zip's unzip source.
zcrypt Infozip crypt code.

console tool

date Posix date
es an extensible shell.
hutils simple POSIX tools.
k3 displays free memory
mpkg package manager
pdksh Unix shell.
pdtar Unix tar
teratools Some command line utilities.
yabbawhap Compression utility

cryptography

cryptopp cryptographic algorithms.
libtomcrypt modular and portable cryptographic toolkit

database

crypto misc. tools
hyperschema HTML hypermaps from SQL database schema
moth an application to graph data in two dimensions
sqlite SQL database.

date and time

jdmcox Twenty-six Windows programs
tz tools to manipulate timezone info.

development tool

a_make make utility
bget a comprehensive memory allocation package.
byacc Parser generator.
dbug debug macros.
decuscpp C preprocessor.
fpgatools a toolchain to program field-programmable gate arrays
hapy parser generator.
pegc PEG parser generation library.
re2c Scanner generator.

fonts-pictures-icons

bradley_gratis Bradley Gratis TTF font.
fold Opentype font.
i3project Bitmap and TTF fonts.
mona Japanese font for text arts.
tango SVG and PNG Icons.
tudor_rose Opentype Tudor Rose font family.
tuffy Tuffy TTF font.

game

glsfcave SFcave for UNIX/OpenGL.
holdem poker
jdmcox Twenty-six Windows programs
primrose a graphic game.
tu_testbed flash interpreter

graphic user interface

tinywm windows manager.

image manipulation

gif2gpr GIF reader.
gifsave GIF writer.
jhead read exif data from jpeg files.
jpeg_compressor JPEG image compressor and decompressor
libmaglo MAG image reader.
moth an application to graph data in two dimensions
nifti NIfTI data manipulation
picojpeg JPEG reader.
stb collection of highly valuable algorithms from nothings.org
tgasave TGA writer.

operating system

atadrv ATA driver
borealis multi task OS and misc snippet
geezer code snippet to build an OS.
kielder a small Unix-like operating system
losethos 64bit VGA 16 color OS
mmsource x86 Operating System.
openxos x86 32bit Operating System.
pdos x86 Operating System.
pexio experimental hobby operating system
plasma CPU and Real time OS

programming language

atlast a toolkit that makes applications programmable.
cmucl Common Lisp.
free_prolog prolog compiler.
hla High Level Assembler.
ici script language.
jonesforth Forth compiler.
lice a C99 compiler.
m4 Macro preprocessor.
minbasic Basic interpreter.
minilisp lisp interpreter.
s9fes Scheme interpreter.
salmon Salmon Programming Language.
stb collection of highly valuable algorithms from nothings.org
subc minimal C compiler.
tu_testbed flash interpreter
twok Mini programming language
zetac C interpreter in Lisp.

programming library

atlast a toolkit that makes applications programmable.
avltree AVL tree.
bitcollider file information.
efgh misc. alorithms
fastdelegate Fastest C++ delegates
fnv Non-Cryptographic Hash Algorithm
foundationlib cross-platform foundation library in C
graphics_gems Graphics Gems
imagelib library for loading images of various formats
klt Kanade-Lucas-Tomasi feature tracker
libbitap regular expression matching library
libc11 implementation of the C11 standard library
libcpr backport of the C++11 standard library
libgx X11 widget library.
libjio journaled I/O.
libqr library for creating and parsing QR codes
libtomcrypt modular and portable cryptographic toolkit
libtomfastmath optimized multiple-precision integer library
libtomfloat floating point operations
libtommath multiple-precision integer library
libtompoly polynomials algebraic operations
line3d 3d line drawing.
malloc Memory allocator.
mlc supervised machine learning.
murmurhash Hash Algorithm
ncbi_cxx a toolkit...
ozpd Misc. sources codes.
pdpc standard C library.
regex Regular expression routines.
s11n s11n - an Object Serialization Framework for C++
smartall Smart Memory Allocation.
snip Misc. source codes.
solar code snippets.
stb collection of highly valuable algorithms from nothings.org
w32api MinGW Windows API.
whefs embedded/virtual filesystem.

scientific application

libtomfastmath optimized multiple-precision integer library
libtomfloat floating point operations
libtommath multiple-precision integer library
libtompoly polynomials algebraic operations
otter resolution-style theorem prover.

soft core

1664 16,32,64 microprocessor simulator
cpu8080 This is an 8080 core created as a project to get to know Verilog
plasma CPU and Real time OS

sound

jdmcox Twenty-six Windows programs

text processor

ersatz-emacs text editor.
glob robust glob pattern matcher.
libbitap regular expression matching library
regex Regular expression routines.
stb collection of highly valuable algorithms from nothings.org
stevie text editor.
tde text editor.
xd extended dump and load utility .
xlate Troff to RTF converter.

web tool

base64 Base64 encoder decoder.
crypto misc. tools
httpproxy connects to a host as a tunnel
netscan TCP/IP port scanner.
qmail SMTP server.
tcputils TCP programming in shell-scripts