Life & fun · alternatives · 2026

24 alternatives to Immutability: The way to remain unchanged

Functional Programming

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Immutability: The way to remain unchanged launched in 2016; newer entries below may have overtaken it.

1. 1
   Purely Functional Data Structures▲61

   A guide to functional programming

   2016 · amazon.com · its alternatives →

2. 2
   Maybe Haskell▲60

   See what it’s like to program in a language without null.

   2015 · books.thoughtbot.com · its alternatives →

3. 3EI
   Easy intro book to Clojure and immutability▲148

   2019 · getprogrammingwithclojure.com · its alternatives →

4. 4
   Immutable.js▲79

   Immutable persistent data collections for javascript

   2014 · facebook.github.io · its alternatives →

5. 5
   The Changelog - #191: Elm and Functional Programming with Richard Feldman▲65

   The best of functional programming in your browser

   2016 · changelog.com · its alternatives →

6. 6
   Haskell for Mac▲81

   Functional programming without the hassle.

   2015 · haskellformac.com · its alternatives →

7. 7
   Podcast.__init__ Episode 46 - Functional Python with Alexander Schepanovsky and Matthew Rocklin▲51

   Functional programming in Python

   2016 · pythonpodcast.com · its alternatives →

8. 8
   Lambda Lessons▲6

   Pattern-matching, first-class functions, and more in Haskell

   2014 · stevekrouse.github.io · its alternatives →

9. 9
   The Julia Language▲10

   A high-level, high-performance dynamic programming language

   2017 · julialang.org · its alternatives →

10. 10
    Whiteboard▲93

    the open-source IDE for thoughtful software design

    5d ago · dev.fast · its alternatives →

11. 11
    The Pragmatic Programmer▲87

    Solid advice and awesome analogies

    2015 · amazon.com · its alternatives →

12. 12
    Haskell Programming▲3

    Pure Functional Programming Without Fear or Frustration

    2015 · haskellbook.com · its alternatives →

13. 13FP
    Functional Programming Strategies, the book I'm working on▲5

    Jul 2026 · functionalprogrammingstrategies.com · its alternatives →

14. 14
    Re/code Decode - Y Combinator's Sam Altman▲92

    and the internet of things and Google

    2015 · serve.castfire.com · its alternatives →

15. 15
    Programming Pearls▲71

    Clever solutions to classic programming problems

    2015 · amazon.com · its alternatives →

16. 16
    Eloquent Javascript▲20

    A modern introduction to Javascript

    2014 · eloquentjavascript.net · its alternatives →

17. 17
    Haskell Programming▲66

    Great book with a low barrier to entry for learning Haskell

    2016 · haskellbook.com · its alternatives →

18. 18
    Code Podcast 3: Concurrency – Event Loop & Coroutines▲54

    Concurrency in UIKits, browsers and web servers

    2016 · soundcloud.com · its alternatives →

19. 19
    Planning Extreme Programming▲55

    The XP process

    2015 · amazon.com · its alternatives →

20. 20IA
    Implementing a Lispy Language in Haskell: Part 1▲6

    Software Engineer in New York specializing in Apple platforms

    2015 · harlanhaskins.com · its alternatives →

21. 21
    The League of Moveable Type▲7

    An open-source type foundry

    2015 · theleagueofmoveabletype.com · its alternatives →

22. 22CO
    Coast on Clojure: A full stack framework with a catchy name▲8

    2017 · medium.com · its alternatives →

23. 23
    X – A programming language with switchable memory modes▲5

    Jun 2026 · github.com · its alternatives →

24. 24CP
    Codessentials, Programming resources by language and type▲6

    2014 · codessentials.org · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →