title
Ruby vs Language Next Generation

Go • Rust • Elixir (on Erlang) • Crystal

First Appeared

Source: Wikipedia Programming Language Infoboxes

Designed by / Developers

Lang	Designed by
Ruby	Yukihiro Matsumoto
	- vs -
Go	Robert Griesemer, Rob Pike, Ken Thompson
Rust	Originally Graydon Hoare, then Rust project developers
Elixir (on Erlang)	José Valim
Crystal	Ary Borenszweig

Source: Wikipedia Programming Language Infoboxes

Lang	Paradigm
Ruby	Multi-paradigm: object-oriented, imperative, functional, reflective
	- vs -
Go	Compiled, concurrent, imperative, structured
Rust	Multi-paradigm: compiled, concurrent, functional, imperative, structured, generic
Elixir (on Erlang)	Multi-paradigm: functional, concurrent, distributed, process-oriented
Crystal	Multi-paradigm: object-oriented

Source: Wikipedia Programming Language Infoboxes

Lang	Typing Discipline
Ruby	Dynamic, strong, duck
- vs -
Elixir (on Erlang)	Dynamic, strong

Go	Static, strong, inferred, structural
Rust	Static, strong, inferred, nominal, linear
Crystal	Static

Source: Wikipedia Programming Language Infoboxes

Lang	Influenced by
Ruby	Ada, C++, CLU, Dylan, Eiffel, Lisp, Lua, Perl, Python, Smalltalk
	- vs -
Go	Alef, APL, BCPL, C, CSP, Limbo, Modula, Newsqueak, Oberon, occam, Pascal, Smalltalk
Rust	Alef, C#, C++, Cyclone, Erlang, Haskell, Haxe, Hermes, Limbo, Newsqueak, NIL, OCaml, Ruby, Scheme, Standard ML, Swift
Elixir (on Erlang)	Erlang, Ruby, Clojure
Crystal	Ruby, C, Rust, Go, C#, Python

Source: Wikipedia Programming Language Infoboxes

Lang	Influenced
Ruby	Clojure, CoffeeScript, Crystal, D, Elixir, Falcon, Groovy, Ioke, Julia, Mirah, Nu, Reia, Ring, Rust, Swift
	- vs -
Go	Crystal
Rust	Crystal, Elm, Idris
Elixir (on Erlang)	LFE (Lisp Flavored Erlang)
Crystal

Source: Wikipedia Programming Language Infoboxes