MacroTools provides a library of tools for working with Julia code and expressions.

AD-backend agnostic system defining custom forward and reverse mode rules. This is the light weight core to allow you to define rules for your functions in your packages, without depending on any particular AD system.

Reduce time-to-first-execution of Julia code

Lazy code loading for Julia

Julia macro for re-exporting one module from another

Compatibility across Julia versions

The dispatch doctor prescribes type stability

Project Preferences Package

SparseArrays.jl is a Julia stdlib

Macros to define and implement interfaces, to ensure they are checked and correct.

Makes Julia's package extensions backwards compatible