Life & fun · alternatives · 2026

24 alternatives to Ultra, a Leiningen plugin for a superior development environment

A Leiningen plugin for a superior development environment - venantius/ultra

Ultra is a Leiningen plugin designed to enhance the development environment for Clojure projects. It provides improvements to the standard Leiningen workflow, offering developers a more streamlined experience when… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Ultra, a Leiningen plugin for a superior development environment launched in 2015; newer entries below may have overtaken it.

1. 1
   Edsger – A handwritten Clojure REPL for the reMarkable 2▲264

   A blog written by hand

   Jun 2026 · handwritten.danieljanus.pl · its alternatives →

2. 2
   Nightlight, an editor that runs inside Clojure projects▲195

   An embedded editor for Clojure. Contribute to oakes/Nightlight development by creating an account on GitHub.

   2016 · github.com · its alternatives →

3. 3
   Claude Code ultraplan▲322

   Claude Code command that plans your codebase in the cloud

   Apr 2026 · code.claude.com · its alternatives →

4. 4JS
   Joyride: script VSCode like Emacs but using Clojure▲211

   Together with PEZ (Peter Strömberg) I made a VSCode extension that allows you to script VSCode using Clojure (interpreted CLJS). The repo: https://github.com/BetterThanTomorrow/joyride Introductory video: https://www.youtube.com/watch?v=V1oTf-1EchU See examples directory: https://github.com/BetterThanTomorrow/joyride/tree/master/ex... See animated gifs and news on Twitter: https://twitter.com/hashtag/vsjoyride?src=hashtag_click&f=li...

   2022 · its alternatives →

5. 5
   Ultracite v6▲252

   Opinionated, zero-config code linter and formatter

   Nov 2025 · ultracite.ai · its alternatives →

6. 6
   UltraEd – A level editor/game engine for the Nintendo 64▲90

   2017 · github.com · its alternatives →

7. 7CI
   Clojure in the Open – simple tasks from open-source projects▲81

   2014 · longstorm.org · its alternatives →

8. 8
   Grasp – grep Clojure code using clojure.spec regexes▲123

   Grep Clojure code using clojure.spec regexes. Contribute to borkdude/grasp development by creating an account on GitHub.

   2020 · github.com · its alternatives →

9. 9
   Small Clojure Interpreter▲143

   Configurable Clojure/Script interpreter suitable for scripting and Clojure DSLs - babashka/sci

   2019 · github.com · its alternatives →

10. 10IG
    Interactive guide to Tetris in ClojureScript▲157

    2014 · shaunlebron.com · its alternatives →

11. 11
    Linggen – A local-first memory layer for your AI (Cursor, Zed, Claude)▲36

    Hi HN, Working with multiple projects, I got tired of re-explaining our complex multi-node system to LLMs. Documentation helped, but plain text is hard to search without indexing and doesn't work across projects. I built Linggen to solve this. My Workflow: I use the Linggen VS Code extension to "init my day." It calls the Linggen MCP to load memory instantly. Linggen indexes all my docs like it’s remembering them—it is awesome. One click loads the full architectural context, removing the "cold start" problem. The Tech: Local-First: Rust + LanceDB. Code and embeddings stay on your machine. No…

    Dec 2025 · github.com · its alternatives →

12. 12
    Open sourcing a data flow engine for Clojure/Script▲116

    2019 · domino-clj.github.io · its alternatives →

13. 13
    Llr – a Clojure inspired Lisp that compiles to R in R▲63

    Lisp-like-R: A clojure inspired lisp that compiles to R in R - dirkschumacher/llr

    2021 · github.com · its alternatives →

14. 14
    I built a self-hosted course platform in Clojure▲59

    Master Clojure through project-based courses, live workshops, and a thriving community of practitioners.

    Feb 2026 · clojure.stream · its alternatives →

15. 15
    L2: An elegant untyped, unsafe, unhygienic programming language▲83

    A minimalist type-inferred programming language with procedural macro support - murisi/L2

    2017 · github.com · its alternatives →

16. 16
    Ultra▲95

    Fast JavaScript package manager

    2022 · its alternatives →

17. 17
    Open-sourcing our large Clojure(Script) Re-frame/Hasura web app▲21

    SaaS buying and decision platform. Contribute to Vetd-Inc/vetd-app development by creating an account on GitHub.

    2020 · github.com · its alternatives →

18. 18
    Local LLM code-generation with Gemma 4 e2B via JSON AST to Clojure▲22

    JSON AST > Clojure. Contribute to quadracollision/llmisp development by creating an account on GitHub.

    May 2026 · github.com · its alternatives →

19. 19
    Kvist – a Lisp for systems programming that compiles to Odin▲34

    A native, statically typed Lisp with a REPL that compiles to Odin. - kvist-lang/kvist

    Aug 2026 · github.com · its alternatives →

20. 20
    Ghostwheel – easy spec, side effect detection and tracing for Clojure▲64

    Hassle-free inline clojure.spec with semi-automatic generative testing and side effect detection - gnl/ghostwheel

    2018 · github.com · its alternatives →

21. 21
    Experimenting with Clojure 1.9's tools.deps and CLI▲29

    Experimenting with Clojure 1.9's tools.deps and CLI - ethagnawl/tools-deps-experiment

    2018 · github.com · its alternatives →

22. 22CP
    Clojure parser and core library in JavaScript, live on CodeCombat▲57

    2014 · vickychijwani.github.io · its alternatives →

23. 23VD
    Von.dev – Lovable and Cursor and Roo in One Tool▲11

    Hey HN – We made [Von.dev](https://von.dev), an AI-native development environment to build full-stack apps. Our differentiations: Multiple Tech Stacks (Python and React), AI model selection, VS Code in browser, Use your own Openrouter key, Deep Data Integration such as google sheets and many more We are currently in beta. Looking for feedback from devs building serious tools or internal apps who want more power than current AI coding assistants offer. Try it here: [https://von.dev](https://von.dev) Happy to answer any questions! - Harsh

    2025 · von.dev · its alternatives →

24. 24
    OJ – A Clojure library for talking to your database▲37

    :tropical_drink: A Clojure library for talking to your database. - taylorlapeyre/oj

    2014 · github.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 →