Life & fun · alternatives · 2026

24 alternatives to Lambda Lessons

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

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Lambda Lessons launched in 2014; 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. 3
   Haskell Programming▲66

   Great book with a low barrier to entry for learning Haskell

   2016 · haskellbook.com · its alternatives →

4. 4IA
   Implementing a Lispy Language in Haskell: Part 1▲6

   Software Engineer in New York specializing in Apple platforms

   2015 · harlanhaskins.com · its alternatives →

5. 5
   A Pattern Language▲68

   Applying Patterns to Solve Design Problems

   2015 · amazon.com · its alternatives →

6. 6
   Haskell Programming▲3

   Pure Functional Programming Without Fear or Frustration

   2015 · haskellbook.com · its alternatives →

7. 7HS
   Halcyon – System for installing Haskell apps▲6

   2015 · halcyon.sh · its alternatives →

8. 8
   Haskell for Mac▲81

   Functional programming without the hassle.

   2015 · haskellformac.com · its alternatives →

9. 9
   The Changelog - #191: Elm and Functional Programming with Richard Feldman▲65

   The best of functional programming in your browser

   2016 · changelog.com · its alternatives →

10. 10
    An Elementary Introduction to the Wolfram Language▲60

    Stephen Wolfram's new book on the Wolfram Language

    2015 · wolfram.com · its alternatives →

11. 11AS
    A smart Django/Node code generator written in Haskell▲7

    2021 · app.imagine.ai · its alternatives →

12. 12
    Programming Pearls▲71

    Clever solutions to classic programming problems

    2015 · amazon.com · its alternatives →

13. 13
    Re/code Decode - Y Combinator's Sam Altman▲92

    and the internet of things and Google

    2015 · serve.castfire.com · its alternatives →

14. 14PS
    PDRT-Sandbox: A Haskell NLP Library for Computational Semantics▲7

    2014 · hbrouwer.github.io · its alternatives →

15. 15AB
    A Book about Lambdas on Java (+Maven) Using Lambada▲5

    2016 · ingenieux.gitbooks.io · its alternatives →

16. 16
    A design-by-contract Python package in ~100 lines▲58

    Greetings! A 2.5 weekends project to teach myself newer Python features (>= 3.10). Conditions are written as Lambda expressions that annotate parameters and return types, and coexist with type annotations. Symbols to share values between conditions are also supported to a limited extend.

    2022 · github.com · its alternatives →

17. 17
    A Haskell programmable-CAD environment, in the browser with WASM▲6

    Interactive Haskell Powered CAD Playground

    Jul 2026 · doscienceto.it · its alternatives →

18. 18
    The Julia Language▲10

    A high-level, high-performance dynamic programming language

    2017 · julialang.org · its alternatives →

19. 19
    E-graphs and equality saturation in Haskell▲22

    Fast equality saturation in Haskell

    2022 · hackage.haskell.org · its alternatives →

20. 20
    Eloquent Javascript▲20

    A modern introduction to Javascript

    2014 · eloquentjavascript.net · its alternatives →

21. 21CA
    Clause: an expressive JavaScript contract system, inspired by clojure.spec▲8

    2017 · clause.js.org · its alternatives →

22. 22RA
    Recursi – a recursive memory/logic puzzle▲5

    2014 · lkozma.net · its alternatives →

23. 23IC
    Interactive Course on JavaScript Closures▲7

    2021 · slip.so · its alternatives →

24. 24
    Immutability: The way to remain unchanged▲3

    Functional Programming

    2016 · habitsanddesign.com · 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 →