For anyone as curious as me, here's short description for each language in the list (excluding most common ones):

    cyclone:       safe C dialect preventing memory errors
    zig:           modern systems language with explicit control over memory
    odin:          another modern systems language
    nim:           Python-like syntax, memory safe, compiles to C/C++/JS
    visual basic:  event-driven language for Windows GUI apps
    actionscript:  language for Adobe Flash applications
    php:           server-side scripting for web development
    typescript:    JavaScript with static types
    elm:           functional language that compiles to JS, no runtime errors
    purescript:    Haskell-like language compiling to JS
    haskell:       purely functional, lazy language with strong types
    agda:          dependently typed functional language for theorem proving
    idris:         dependently typed language for type-driven development
    coq:           proof assistant based on Calculus of Inductive Constructions
    isabelle:      interactive theorem prover
    clean:         purely functional language with uniqueness typing
    unison:        content-addressed functional language with hashes instead of names
    scheme:        minimalist Lisp dialect used in academia
    racket:        a Scheme/Lisp dialect for language-oriented programming
    prolog:        logic programming with backtracking
    ASP:           Answer Set Programming for combinatorial search
    clingo:        ASP solver for logic-based reasoning
    zsh:           extended Bourne shell with advanced scripting
    tcsh:          enhanced C shell with command-line editing
    awk:           pattern-directed text processing language
    sed:           stream editor for text transformation
    hack:          PHP-derived language with gradual typing
    verilog:       hardware description language for digital circuits
    whitespace:    esoteric language using only spaces, tabs, newlines
    intercal:      esoteric language designed to be confusing
    alokscript:    can't find anything =(