Suggestions for bigintcalc

The following packages have something in common with the package bigintcalc. The packages are ordered in decreasing similarity.

Package bxcalc: Extend the functionality of the calc package
Package didec: Fixed-point arithmetic with two decimal places
Package bnumexpr: Extends eTeX’s \numexpr...\relax construct to big integers
Package intcalc: Expandable arithmetic operations with integers
Package fp: Fixed point arithmetic
Package calc: Simple arithmetic in LaTeX commands
Package zeckendorf: Knuth Fibonacci multiplication, Zeckendorf and Bergman representations of big integers
Package basicarith: Macros for typesetting basic arithmetic
Package xlop: Calculates and displays arithmetic operations
Package longdivision: Typesets long division
Package polexpr: A parser for polynomial expressions
Package papermas: Compute the mass of a printed version of a document
Package realcalc: Macros for real arithmetic calculations
Package xint: Expandable arbitrary precision floating point and integer operations
Package luacomplex: Operations on complex numbers inside LaTeX documents using Lua
Package fibnum: Generate Fibonacci numbers
Package thepdfnumber: Print PDF numbers with minimal digits
Package xfp: Interface to the LaTeX3 floating point unit
Package calculator: Use LaTeX as a scientific calculator
Package numerica: Numerically evaluate mathematical expressions in LaTeX form
Package numerica-tables: Create multi-column tables of mathematical functions
Package pst-calculate: Support for floating point operations at LaTeX level
Package lcg: Generate random integers
Package numerica-plus: Iteration and recurrence relations: finding fixed points, zeros and extrema of functions
Package pgfmath-xfp: Define pgfmath functions using xfp
Package trig: Simple trigonometric functions
Package fltpoint: Simple floating point arithmetic
Package minifp: Fixed-point real computations to 8 decimals
Package timeop: Calculates and displays arithmetic operations with durations
Package luarandom: Create lists of random numbers
Package poormanlog: Logarithms and powers with (almost) 9 digits