klibcppkedixa's Cplusplus Library(timer, multiarray, unsigned_bigint, bigint, rational)
libzahlSuckless big integer library
bigiJavaScript Big Integer library based upon Tom Wu's work.
as-bignumFixed length big numbers for AssemblyScript 🚀
decimalAn arbitrary-precision decimal floating-point arithmetic package for Go
hebimatharbitrary precision arithmetic library
break infinity.jsA replacement for decimal.js for incremental games who want to deal with very large numbers (bigger in magnitude than 1e308, up to as much as 1e(9e15) ) and want to prioritize speed over accuracy.