Life & fun · alternatives · 2026

24 alternatives to Ply, a property list interrogator, subsetter, and converter

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Ply, a property list interrogator, subsetter, and converter 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. 2PA
   Plisqin, an SQL generator written in Racket▲7

   2018 · docs.racket-lang.org · its alternatives →

3. 3AV
   A very simple Lisp interpreter in 250 lines of literate Python▲5

   2017 · khamidou.com · its alternatives →

4. 4LS
   Listifi – Sharable Lists▲5

   2021 · listifi.app · its alternatives →

5. 5
   A REPL for practising bitwise operations, written in Rust▲5

   2017 · github.com · its alternatives →

6. 6DA
   Ducks, a Python library for database-like object lookups▲6

   2022 · ducks.readthedocs.io · its alternatives →

7. 7PA
   Philip2 – an Elm-to-OCaml compiler▲8

   2019 · medium.com · its alternatives →

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

   2017 · clause.js.org · its alternatives →

9. 9AN
   A .Net Lisp interpreter with First Class Macros, Continuations▲7

   2012 · patient0.github.com · its alternatives →

10. 10TY
    The Y Combinator Codex▲8

    2021 · phoe.github.io · its alternatives →

11. 11
    Python convtools library – code generation for data transforms▲8

    2020 · convtools.readthedocs.io · its alternatives →

12. 12MA
    Molten, a modern API framework for Python▲7

    2018 · moltenframework.com · its alternatives →

13. 13PA
    Ply – a dynamic tracer for Linux▲7

    2017 · wkz.github.io · its alternatives →

14. 14
    Encrusted – A Zork Interpreter Written in Rust / WebAssembly▲6

    2018 · sterlingdemille.com · its alternatives →

15. 15IA
    Implementing a Lispy Language in Haskell: Part 1▲6

    Software Engineer in New York specializing in Apple platforms

    2015 · harlanhaskins.com · its alternatives →

16. 16CO
    Coast on Clojure: A full stack framework with a catchy name▲8

    2017 · medium.com · its alternatives →

17. 17
    Lambda Lessons▲6

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

    2014 · stevekrouse.github.io · its alternatives →

18. 18IS
    Incrediibli simple shared lists▲6

    2015 · diib.li · its alternatives →

19. 19SS
    Sanest, sane nested dictionaries and lists for Python▲5

    2017 · sanest.readthedocs.io · its alternatives →

20. 20
    The Simplest ML API▲7

    2021 · doc.clickup.com · its alternatives →

21. 21AS
    A smart Django/Node code generator written in Haskell▲7

    2021 · app.imagine.ai · its alternatives →

22. 22PF
    Preprocessor for XML and JSON. People-Friendly Syntax,code Reuse+editor▲5

    2018 · syntactik.com · its alternatives →

23. 23FF
    Feature flags on the edge, with Haskell and Rust▲6

    2022 · firstkindsoftware.com · its alternatives →

24. 24
    An Exploding To-Do List▲5

    A self-destructing todo list

    2019 · listimpossible.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 →