stb_vorbis.c      | audio    | decode ogg vorbis files from file/memory to float/16-bit signed output
stb_image.c       | graphics | image loading/decoding from file/memory: JPG, PNG, TGA, BMP, PSD, GIF, HDR, PIC
stb_truetype.h    | graphics | parse, decode, and rasterize characters from truetype fonts
stb_image_write.h | graphics | image writing to disk: PNG, TGA, BMP
stretchy_buffer.h | utility  | typesafe dynamic array for C (i.e. approximation to vector<>), doesn't compile as C++
stb_textedit.h    | UI       | guts of a text editor for games etc implementing them from scratch
stb_dxt.h         | 3D graphics | Fabian "ryg" Giesen's real-time DXT compressor
stb_perlin.h      | 3D graphics | revised Perlin noise (3D input, 1D output)
stb_c_lexer.h     | parsing  | simplify writing parsers for C-like languages
stb_divide.h      | math     | more useful 32-bit modulus e.g. "euclidean divide"
stb.h             | misc     | helper functions for C, mostly redundant in C++; basically author's personal stuff