@ -6,98 +6,94 @@ People have told me about quite a few of these. However, I haven't used most of
and can't comment on their quality. (If you use them and aren't their author, feel and can't comment on their quality. (If you use them and aren't their author, feel
free to tell me about their quality. free to tell me about their quality.
**Public domain single-file libraries are in bold.** Other libraries are either non-public domain, **Public domain single-file libraries usable from C are in bold.** Other libraries are either non-public domain,
or two files, or both. or two files, or only usa ble fr om C++, or all three . (As of this writing, the usability-from-C is unknown for
many libraries, and the benefit of the doubt is given for boldfacing.)
category | library | license |files| description category | library | license | API | files| description
----------------- | --------------------------------------------------------------------- | -------------------- | --- | ----------- ----------------- | --------------------------------------------------------------------- | -------------------- | --- | --- | --- --------
AI | [micropather ](http://www.grinninglizard.com/MicroPather/ ) | zlib | 2 | pathfinding with A* AI | [micropather ](http://www.grinninglizard.com/MicroPather/ ) | zlib | | 2 | pathfinding with A*
audio | [aw_ima.h ](https://github.com/afterwise/aw-ima/blob/master/aw-ima.h ) | MIT |**1**| IMA-ADPCM audio decoder audio | [aw_ima.h ](https://github.com/afterwise/aw-ima/blob/master/aw-ima.h ) | MIT | | **1**| IMA-ADPCM audio decoder
compression | [miniz.c ](https://github.com/richgel999/miniz ) |**public domain**| 2 | zlib | compression,decompression, zip file, png writing compression | [miniz.c ](https://github.com/richgel999/miniz ) |**public domain**| C | 2 | compression,decompression, zip file, png writing
compression | [lz4 ](https://github.com/Cyan4973/lz4 ) | BSD | 2 | fast but larger LZ compression compression | [lz4 ](https://github.com/Cyan4973/lz4 ) | BSD | | 2 | fast but larger LZ compression
compression | [fastlz ](https://code.google.com/p/fastlz/source/browse/#svn%2Ftrunk )| MIT | 2 | fast but larger LZ compression compression | [fastlz ](https://code.google.com/p/fastlz/source/browse/#svn%2Ftrunk )| MIT | | 2 | fast but larger LZ compression
compression | [pithy ](https://github.com/johnezang/pithy ) | BSD | 2 | fast but larger LZ compression compression | [pithy ](https://github.com/johnezang/pithy ) | BSD | | 2 | fast but larger LZ compression
crypto | [TweetNaCl ](http://tweetnacl.cr.yp.to/software.html ) | **public domain** | 2 | high-quality tiny cryptography library crypto | [TweetNaCl ](http://tweetnacl.cr.yp.to/software.html ) | **public domain** | | 2 | high-quality tiny cryptography library
data structures | [klib ](http://attractivechaos.github.io/klib/ ) | MIT | 2 | many 2-file libs: hash, sort, b-tree, etc data structures | [klib ](http://attractivechaos.github.io/klib/ ) | MIT | | 2 | many 2-file libs: hash, sort, b-tree, etc
data structures | [uthash ](https://github.com/troydhanson/uthash ) | BSD | 2 | several 1-header, 1-license-file libs: generic hash, list, etc data structures | [uthash ](https://github.com/troydhanson/uthash ) | BSD | | 2 | several 1-header, 1-license-file libs: generic hash, list, etc
data structures | [PackedArray ](https://github.com/gpakosz/PackedArray ) | **WTFPLv2** | 2 | memory-efficient array of elements with non-pow2 bitcount data structures | [PackedArray ](https://github.com/gpakosz/PackedArray ) | **WTFPLv2** | | 2 | memory-efficient array of elements with non-pow2 bitcount
data structures | [minilibs ](https://github.com/ccxvii/minilibs ) | **public domain** | 2 | two-file binary tress (also regex, etc) data structures | [minilibs ](https://github.com/ccxvii/minilibs ) | **public domain** | | 2 | two-file binary tress (also regex, etc)
files & filenames |**[DG_misc.h](https://github.com/DanielGibson/Snippets/)** | **public domain** |**1**| Daniel Gibson's stb.h-esque cross-platform helpers: path/file, strings files & filenames |**[DG_misc.h](https://github.com/DanielGibson/Snippets/)** | **public domain** | | **1**| Daniel Gibson's stb.h-esque cross-platform helpers: path/file, strings
files & filenames | [whereami ](https://github.com/gpakosz/whereami ) |**WTFPLv2** | 2 | get path/filename of executable or module files & filenames | [whereami ](https://github.com/gpakosz/whereami ) |**WTFPLv2** | | 2 | get path/filename of executable or module
geometry |**[nv_voronoi.h](http://www.icculus.org/~mordred/nvlib/)** | **public domain** |**1**| find voronoi regions on lattice w/ integer inputs geometry |**[nv_voronoi.h](http://www.icculus.org/~mordred/nvlib/)** | **public domain** | | **1**| find voronoi regions on lattice w/ integer inputs
geometry |**[sobol.h](https://github.com/Marc-B-Reynolds/Stand-alone-junk/)** | **public domain** |**1**| sobol & stratified sampling sequences geometry |**[sobol.h](https://github.com/Marc-B-Reynolds/Stand-alone-junk/)** | **public domain** | | **1**| sobol & stratified sampling sequences
geometry | [sdf.h ](https://github.com/memononen/SDF ) | MIT |**1**| compute signed-distance field from antialiased image geometry | [sdf.h ](https://github.com/memononen/SDF ) | MIT | | **1**| compute signed-distance field from antialiased image
geometry | [nanoflann ](https://github.com/jlblancoc/nanoflann ) | BSD |**1**| build KD trees for point clouds geometry | [nanoflann ](https://github.com/jlblancoc/nanoflann ) | BSD | | **1**| build KD trees for point clouds
geometry | [jc_voronoi ](https://github.com/JCash/voronoi ) | MIT |**1**| find voronoi regions on float/double data geometry | [jc_voronoi ](https://github.com/JCash/voronoi ) | MIT | | **1**| find voronoi regions on float/double data
geometry | [par_msquares ](https://github.com/prideout/par ) | MIT |**1**| convert (binarized) image to triangles geometry | [par_msquares ](https://github.com/prideout/par ) | MIT | | **1**| convert (binarized) image to triangles
geometry | [tk_objfile ](https://github.com/joeld42/tk_objfile ) | MIT |**1**| OBJ file loader geometry | [tk_objfile ](https://github.com/joeld42/tk_objfile ) | MIT | | **1**| OBJ file loader
geometry | [par_shapes ](http://github.prideout.net/shapes/ ) | MIT |**1**| generate various 3d geometric shapes geometry | [par_shapes ](http://github.prideout.net/shapes/ ) | MIT | | **1**| generate various 3d geometric shapes
geometry | [Tomas Akenine-Moller snippets ](http://tinyurl.com/ht79ndj ) | **public domain** | 2 | various 3D intersection calculations, not lib-ified geometry | [Tomas Akenine-Moller snippets ](http://tinyurl.com/ht79ndj ) | **public domain** | | 2 | various 3D intersection calculations, not lib-ified
geometry | [Clipper ](http://www.angusj.com/delphi/clipper.php ) | Boost | 2 | line & polygon clipping & offsetting geometry | [Clipper ](http://www.angusj.com/delphi/clipper.php ) | Boost | | 2 | line & polygon clipping & offsetting
geometry | [PolyPartition ](https://github.com/ivanfratric/polypartition ) | MIT | 2 | polygon triangulation, partitioning geometry | [PolyPartition ](https://github.com/ivanfratric/polypartition ) | MIT | | 2 | polygon triangulation, partitioning
graphics (2d) | [blendish ](https://bitbucket.org/duangle/oui-blendish/src ) | MIT |**1**| blender-style widget rendering graphics (2d) | [blendish ](https://bitbucket.org/duangle/oui-blendish/src ) | MIT | | **1**| blender-style widget rendering
graphics (2d) | [tigr ](https://bitbucket.org/rmitton/tigr/src ) | **public domain** | 2 | quick-n-dirty window text/graphics for Windows graphics (2d) | [tigr ](https://bitbucket.org/rmitton/tigr/src ) | **public domain** | | 2 | quick-n-dirty window text/graphics for Windows
graphics (2d) | [noc_turtle ](https://github.com/guillaumechereau/noc ) | **public domain** | 2 | procedural graphics generator graphics (2d) | [noc_turtle ](https://github.com/guillaumechereau/noc ) | **public domain** | | 2 | procedural graphics generator
graphics (3-D) | [tinyobjloader ](https://github.com/syoyo/tinyobjloader ) | BSD |**1**| wavefront OBJ file loader graphics (3-D) | [tinyobjloader ](https://github.com/syoyo/tinyobjloader ) | BSD | | **1**| wavefront OBJ file loader
graphics (3-D) | [mikktspace ](http://tinyurl.com/z6xtucm ) | zlib | 2 | compute tangent space for normal mapping graphics (3-D) | [mikktspace ](http://tinyurl.com/z6xtucm ) | zlib | | 2 | compute tangent space for normal mapping
hardware |**[EasyTab](https://github.com/ApoorvaJ/EasyTab)** | **public domain** |**1**| multi-platform tablet input hardware |**[EasyTab](https://github.com/ApoorvaJ/EasyTab)** | **public domain** | | **1**| multi-platform tablet input
images |**[jo_gif.cpp](http://www.jonolick.com/home/gif-writer)** | **public domain** |**1**| animated GIF writer images |**[jo_gif.cpp](http://www.jonolick.com/home/gif-writer)** | **public domain** | | **1**| animated GIF writer
images |**[gif.h](https://github.com/ginsweater/gif-h)** | **public domain** |**1**| animated GIF writer images |**[gif.h](https://github.com/ginsweater/gif-h)** | **public domain** | | **1**| animated GIF writer
images |**[tiny_jpeg.h](https://github.com/serge-rgb/TinyJPEG/)** | **public domain** |**1**| JPEG encoder images |**[tiny_jpeg.h](https://github.com/serge-rgb/TinyJPEG/)** | **public domain** | | **1**| JPEG encoder
images |**[miniexr](https://github.com/aras-p/miniexr)** | **public domain** |**1**| OpenEXR writer images |**[miniexr](https://github.com/aras-p/miniexr)** | **public domain** | | **1**| OpenEXR writer
images | [tinyexr ](https://github.com/syoyo/tinyexr ) | BSD |**1**| EXR image read/write, uses miniz internally images | [tinyexr ](https://github.com/syoyo/tinyexr ) | BSD | | **1**| EXR image read/write, uses miniz internally
images | [lodepng ](http://lodev.org/lodepng/ ) | zlib |**1**| PNG encoder/decoder images | [lodepng ](http://lodev.org/lodepng/ ) | zlib | | **1**| PNG encoder/decoder
images | [nanoSVG ](https://github.com/memononen/nanosvg ) | zlib |**1**| 1-file SVG parser; 1-file SVG rasterizer images | [nanoSVG ](https://github.com/memononen/nanosvg ) | zlib | | **1**| 1-file SVG parser; 1-file SVG rasterizer
images | [picopng.cpp ](http://lodev.org/lodepng/picopng.cpp ) | zlib | 2 | tiny PNG loader images | [picopng.cpp ](http://lodev.org/lodepng/picopng.cpp ) | zlib | C++ | 2 | tiny PNG loader
images | [jpeg-compressor ](https://github.com/richgel999/jpeg-compressor ) | **public domain** | 2 | 2-file jpeg compress, 2-file jpeg decompress images | [jpeg-compressor ](https://github.com/richgel999/jpeg-compressor ) | **public domain** | | 2 | 2-file jpeg compress, 2-file jpeg decompress
math | [mm_vec.h ](https://github.com/vurtun/mmx ) | BSD |**1**| SIMD vector math math | [mm_vec.h ](https://github.com/vurtun/mmx ) | BSD | | **1**| SIMD vector math
math | [ShaderFastLibs ](https://github.com/michaldrobot/ShaderFastLibs ) | MIT |**1**| approximate transcendental functions optimized for shaders (esp. GCN) math | [ShaderFastLibs ](https://github.com/michaldrobot/ShaderFastLibs ) | MIT | | **1**| approximate transcendental functions optimized for shaders (esp. GCN)
multithreading | [mm_sched.h ](https://github.com/vurtun/mmx ) | zlib |**1**| cross-platform multithreaded task scheduler multithreading | [mm_sched.h ](https://github.com/vurtun/mmx ) | zlib | | **1**| cross-platform multithreaded task scheduler
network |**[zed_net](https://github.com/ZedZull/zed_net)** | **public domain** |**1**| cross-platform socket wrapper network |**[zed_net](https://github.com/ZedZull/zed_net)** | **public domain** | | **1**| cross-platform socket wrapper
network | [mm_web.h ](https://github.com/vurtun/mmx ) | BSD |**1**| lightweight webserver, fork of webby network | [mm_web.h ](https://github.com/vurtun/mmx ) | BSD | | **1**| lightweight webserver, fork of webby
network | [par_easycurl.h ](https://github.com/prideout/par ) | MIT |**1**| curl wrapper network | [par_easycurl.h ](https://github.com/prideout/par ) | MIT | | **1**| curl wrapper
network | [yocto ](https://github.com/tom-seddon/yhs ) | **public domain** | 2 | non-production-use http server network | [yocto ](https://github.com/tom-seddon/yhs ) | **public domain** | | 2 | non-production-use http server
network | [happyhttp ](http://scumways.com/happyhttp/happyhttp.html ) | zlib | 2 | http client requests network | [happyhttp ](http://scumways.com/happyhttp/happyhttp.html ) | zlib | | 2 | http client requests
network | [mongoose ](https://github.com/cesanta/mongoose ) | GPLv2 | 2 | http server network | [mongoose ](https://github.com/cesanta/mongoose ) | GPLv2 | | 2 | http server
network | [LUrlParser ](https://github.com/corporateshark/LUrlParser ) | MIT | 2 | lightweight URL & URI parser RFC 1738, RFC 3986 network | [LUrlParser ](https://github.com/corporateshark/LUrlParser ) | MIT | | 2 | lightweight URL & URI parser RFC 1738, RFC 3986
parsing | [SLRE ](https://github.com/cesanta/slre ) | GPLv2 |**1**| regular expression matcher parsing | [SLRE ](https://github.com/cesanta/slre ) | GPLv2 | | **1**| regular expression matcher
parsing | [PicoJSON ](https://github.com/kazuho/picojson ) | BSD |**1**| JSON parse/serializer for C++ parsing | [PicoJSON ](https://github.com/kazuho/picojson ) | BSD | C++ | **1**| JSON parse/serializer
parsing | [mm_json.h ](https://github.com/vurtun/mmx ) | zlib |**1**| JSON parser parsing | [mm_json.h ](https://github.com/vurtun/mmx ) | zlib | | **1**| JSON parser
parsing | [mm_lexer.h ](https://github.com/vurtun/mmx ) | zlib |**1**| C-esque language lexer parsing | [mm_lexer.h ](https://github.com/vurtun/mmx ) | zlib | | **1**| C-esque language lexer
parsing | [json.h ](https://github.com/sheredom/json.h ) | **public domain** | 2 | JSON parser parsing | [json.h ](https://github.com/sheredom/json.h ) | **public domain** | | 2 | JSON parser
parsing | [jzon.h ](https://github.com/Zguy/Jzon ) | MIT | 2 | JSON parser, C++ parsing | [jzon.h ](https://github.com/Zguy/Jzon ) | MIT | C++ | 2 | JSON parser
parsing | [parson ](https://github.com/kgabis/parson ) | MIT | 2 | JSON parser and serializer, C parsing | [parson ](https://github.com/kgabis/parson ) | MIT | C | 2 | JSON parser and serializer
parsing | [minilibs ](https://github.com/ccxvii/minilibs ) | **public domain** | 2 | two-file regex (also binary tree, etc) parsing | [minilibs ](https://github.com/ccxvii/minilibs ) | **public domain** | | 2 | two-file regex (also binary tree, etc)
profiling | [Remotery ](https://github.com/Celtoys/Remotery ) | Apache 2.0 | 2 | CPU/GPU profiler Win/Mac/Linux, using web browser for viewer profiling | [Remotery ](https://github.com/Celtoys/Remotery ) | Apache 2.0 | | 2 | CPU/GPU profiler Win/Mac/Linux, using web browser for viewer
profiling | [MicroProfile ](https://bitbucket.org/jonasmeyer/microprofile ) | **unlicense** | 2-4 | CPU (and GPU?) profiler, 1-3 header files, uses miniz internally profiling | [MicroProfile ](https://bitbucket.org/jonasmeyer/microprofile ) | **unlicense** | | 2-4 | CPU (and GPU?) profiler, 1-3 header files, uses miniz internally
scripting | [lualite ](https://github.com/janezz55/lualite/ ) | MIT |**1**| generate lua bindings in C++ scripting | [lualite ](https://github.com/janezz55/lualite/ ) | MIT | C++ | **1**| generate lua bindings in C++
strings |**[DG_misc.h](https://github.com/DanielGibson/Snippets/)** | **public domain** |**1**| Daniel Gibson's stb.h-esque cross-platform helpers: path/file, strings strings |**[DG_misc.h](https://github.com/DanielGibson/Snippets/)** | **public domain** | | **1**| Daniel Gibson's stb.h-esque cross-platform helpers: path/file, strings
strings |**[utf8](https://github.com/sheredom/utf8.h)** | **public domain** |**1**| utf8 string library strings |**[utf8](https://github.com/sheredom/utf8.h)** | **public domain** | | **1**| utf8 string library
strings |**[strpool.h](https://github.com/mattiasgustavsson/libs)** | **public domain** |**1**| string interning strings |**[strpool.h](https://github.com/mattiasgustavsson/libs)** | **public domain** | | **1**| string interning
strings | [dfa ](http://bjoern.hoehrmann.de/utf-8/decoder/dfa/ ) | MIT | 2 | fast utf8 decoder strings | [dfa ](http://bjoern.hoehrmann.de/utf-8/decoder/dfa/ ) | MIT | | 2 | fast utf8 decoder
strings |**[gb_string.h](https://github.com/gingerBill/gb)** | **public domain** |**1**| dynamic strings for C strings |**[gb_string.h](https://github.com/gingerBill/gb)** | **public domain** | C | **1**| dynamic strings for C
tests | [utest ](https://github.com/evolutional/utest ) | MIT |**1**| unit testing tests | [utest ](https://github.com/evolutional/utest ) | MIT | | **1**| unit testing
tests | [catch ](https://github.com/philsquared/Catch ) | Boost |**1**| unit testing tests | [catch ](https://github.com/philsquared/Catch ) | Boost | | **1**| unit testing
tests | [SPUT ](http://www.lingua-systems.com/unit-testing/ ) | BSD |**1**| unit testing tests | [SPUT ](http://www.lingua-systems.com/unit-testing/ ) | BSD | | **1**| unit testing
tests | [pempek_assert.cpp ](https://github.com/gpakosz/Assert ) | **WTFPLv2** | 2 | flexible assertions in C++ tests | [pempek_assert.cpp ](https://github.com/gpakosz/Assert ) | **WTFPLv2** | C++ | 2 | flexible assertions in C++
user interface | [dear imgui ](https://github.com/ocornut/imgui ) | MIT | 9 | an immediate-mode GUI formerly named "ImGui" user interface | [dear imgui ](https://github.com/ocornut/imgui ) | MIT | | 9 | an immediate-mode GUI formerly named "ImGui"
_misc_ |**[MakeID.h](http://www.humus.name/3D/MakeID.h)** | **public domain** |**1**| allocate/deallocate small integer IDs efficiently _misc_ |**[MakeID.h](http://www.humus.name/3D/MakeID.h)** | **public domain** | | **1**| allocate/deallocate small integer IDs efficiently
_misc_ |**[loguru](https://github.com/emilk/loguru)** | **public domain** |**1**| flexible logging for C++ _misc_ |**[loguru](https://github.com/emilk/loguru)** | **public domain** | C++ | **1**| flexible logging for C++
_misc_ | [tinyformat ](https://github.com/c42f/tinyformat ) | Boost |**1**| C++ typesafe printf _misc_ | [tinyformat ](https://github.com/c42f/tinyformat ) | Boost | C++ | **1**| C++ typesafe printf
_misc_ | [dbgtools ](https://github.com/wc-duck/dbgtools ) | zlib | 2 | cross-platform debug util libraries _misc_ | [dbgtools ](https://github.com/wc-duck/dbgtools ) | zlib | | 2 | cross-platform debug util libraries
_misc_ | [stmr ](https://github.com/wooorm/stmr.c ) | MIT | 2 | extract English word stems _misc_ | [stmr ](https://github.com/wooorm/stmr.c ) | MIT | | 2 | extract English word stems
_misc_ | [levenshtein ](https://github.com/wooorm/levenshtein.c ) | MIT | 2 | compute edit distance between two strings _misc_ | [levenshtein ](https://github.com/wooorm/levenshtein.c ) | MIT | | 2 | compute edit distance between two strings
There are also these XML libraries, but if you're using XML, shame on you: There are also these XML libraries, but if you're using XML, shame on you:
- parsing: [tinyxml2 ](https://github.com/leethomason/tinyxml2 ): XML - parsing: [tinyxml2 ](https://github.com/leethomason/tinyxml2 ): XML
- parsing: [pugixml ](http://pugixml.org/ ): XML (MIT license) - parsing: [pugixml ](http://pugixml.org/ ): XML (MIT license)
There are some libraries that are just _so_ awesome that even though they use more
than two files we're going to give them special dispensation to appear in their own
little list here. If you're a crazy purist, be warned, but otherwise, enjoy!
Also you might be interested in other related, but different lists: Also you might be interested in other related, but different lists:
- [clib ](https://github.com/clibs/clib/wiki/Packages ): list of (mostly) small single C functions (licenses not listed) - [clib ](https://github.com/clibs/clib/wiki/Packages ): list of (mostly) small single C functions (licenses not listed)
Sean Barrett
ago%!(EXTRA string=10 years)