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Life & fun · alternatives · 2026

GA

24 alternatives to G# –> a new dotnet language like Go/Swift/Kotlin with C# interop

I started working on this back in 2019, mostly as a design idea. Over the last month I made a big push to make it 100% usable and replace C# in all my personal projects. I now feel it's solid enough to gather feedback from other developers. If you take it for a spin, I hope you enjoy it and send your thoughts!

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1

    Hello HN! The day has finally come to stop adding features and start sharing what I've been building the last 5-6 months. It's a bit of CrewAI, OpenDevon, LangFuse/Cloud all in one, providing devs who prefer TypeScript an integrated framework thats provides a lot out of the box to start experimenting and building agents with. It started after peeking at the LangChain docs a few times and never liking the example code. I began experimenting with automating a simple Jira request from the engineering team to add an index to one of our Google Spanner databases (for context I'm the…

    2024 · github.com · its alternatives →

  2. 2

    This is an introduction to the "Nature" project: https://nature-lang.org/docs/getting-started/meet-nature I am the author of the Nature language, and today I have released the 0.4.0-beta version. For detailed updates, please see https://nature-lang.org/docs/prologue/release-notes Now, Nature can easily interact with C language. It is anticipated that in about six months, Nature will release a version available to the community. By then, there will be stable syntax API, a complete standard library, and support for development tools. Moreover,…

    2025 · github.com · its alternatives →

  3. 3BA

    I've been specializing in UI for over a decade. Using code for UI is great but I always wished there was a more visual code to build apps and sites. So I went ahead and built it. Decided to build it with Compose Multiplatform since I work a lot with Kotlin. Currently exports to CMP as it was simpler due to the context switch. You can try it for free and export some apps

    2025 · license.builtwithpaper.com · its alternatives →

  4. 4

    Go-like DSL for C#. Contribute to kpocza/GoSharp development by creating an account on GitHub.

    2017 · github.com · its alternatives →

  5. 5MW
  6. 6

    I always thought Google's Just a Line experiment[1] was crazy cool and recently wanted to revisit it. But it hadn't been updated in 7 years So I upgraded all of the dependencies (including the latest version of Swift 5), added SwiftLint and SwiftFormat, and got it (mostly) working again! Hope you have some fun with it- help welcome there's still more to do! [1] https://experiments.withgoogle.com/justaline

    2025 · github.com · its alternatives →

  7. 7

    My implementation of Thorsten Bell's book (Writing an Interpreter in Go) - actuallyachraf/monkey-giggle

    2020 · github.com · its alternatives →

  8. 8LP

    Hi! I am doing a learning project, attempting to build an imperative language (and interpreter). The end product will be useless for others, I just want to learn and better understand how to build imperative languages. :) If someone else shares this interest and want to give some good hints on good resources I would be grateful. Currently I am looking at an awesome text by Bob Nystrom. All suggestions and tips on resources are most welcome. I am very much a beginner in this, but I find this topic very fascinating. Mail me or post links here! Cheers! You can try a beta version Online at…

    2020 · its alternatives →

  9. 9

    C# as you know it but with Go-inspired tooling (small, selfcontained, and native executables) - bflattened/bflat

    2021 · github.com · its alternatives →

  10. 10WA

    After getting impatient with a "SwiftUI for Designers" course I decided to fuck around and find out. Just hours after asking my 1st question: "Are you familiar with SwiftUI?" the core functionality of this app (an exercise utility) was up and working. I've spent the past week tweaking the UI with small animations and features. It's a humble tool (local storage only) but I am nonetheless floored with how GPT has allowed me to completely skip the "learning syntax" part of development and ship something that I actually use. Not only did it lower the syntax bar virtually to 0... I've learned…

    2023 · testflight.apple.com · its alternatives →

  11. 11AL

    Hi HN, I build this a few months back, thinking about improving it but wanted to share as is first to see what feedback I can get. I built it to be modular and with a clean understandable codebase in mind so easily extendable. I want to add more components to it maybe... Thanks! Will add link to the repo in a comment now

    2022 · its alternatives →

  12. 12

    Howdy friends! Tell me if this is an atrociously terrible idea - I've been working on building a leetcode for clientside devs so we can practice React and Javascript interview questions in a more concise way, I call it clientside.dev I just finished a beta version of it yesterday and plan on releasing it with many more problems on Jan 1st but it's there if you wanna play with it open to any ideas / feedback however mean or nice it may be :)

    2022 · vacation-call-335691.framer.app · its alternatives →

  13. 13AI

    This is the personal site of Keegan Campbell.

    2020 · kfcampbell.com · its alternatives →

  14. 14RV

    I personally haven't event used or looked at Rust so I don't have an opinion. So now I'm interested hearing what others think? I think the syntax of Rust isn't very appealing, but that's not a good reason to /not/ look at it. Convince me? :)

    2018 · its alternatives →

  15. 15

    I have always dreamed of learning Swift and creating apps for iOS, but I never found the motivation to do so. I was scared by the complexity and the learning curve of programming with UIKit and Storyboard. I thought they were too complicated and too boring for me. But then I discovered SwiftUI, the new framework for building user interfaces for Apple platforms. I was captivated by its simplicity and elegance. I watched some videos and read some articles about it and I was blown away by what it could do. I decided to give it a shot and see if I could learn it and make something with it. I set…

    2023 · apps.apple.com · its alternatives →

  16. 16

    Hello, world! This is Gryphon, a Swift to Kotlin translator. It's now in preview! 🥳 Check it out at https://t.co/8UjAJxsAuP

    2020 · twitter.com · its alternatives →

  17. 17

    Greetings HN, I have been working on a new programming language for the last 3 years and thought it was time to share it with some people. The core of the language is done and i have been using it to create all software related to the language: the compiler itself, the website and vman (valk manager, like npm). There's still alot of work todo but was hoping for some feedback. Maybe an interesting feature of the language is (so i think) that it's the first language with a stateful garbage collector. It basically knows what memory goes out of scope and which doesn't without having to scan for…

    Feb 2026 · github.com · its alternatives →

  18. 18FT

    After six months of work, I am here again presenting Fluent – a tiny lang which is optimized for differentiable & reactive programming. Since I am not Conal Elliot, don't expect a beautiful theoretical unification of FRP and AD from first principles. Rather, a horrific monster that holds together mostly because a lot of duct-tape. The link points to the semi-interactive tour of the language, which will get the job done much better than I could in here. Hope you hate/like it!

    Jul 2026 · mlajtos.github.io · its alternatives →

  19. 19

    Hi friends! I've been waiting for ChatGPT Code Interpreter access for so long that I decided to just build my own. I figured maybe some of you are in the same boat so decided to do it as an Open Source project.

    2023 · ricklamers.io · its alternatives →

  20. 20

    We’re building an open-source language layer on top of Go, designed specifically for COBOL-style workloads: Native decimal arithmetic (COBOL-accurate) Record structures and copybook compatibility Batch jobs and transactional orchestration as first-class constructs Sequential / indexed file I/O baked into the runtime Compiles through Go for speed, concurrency, and cloud deployability Think of it as Kotlin for COBOL, or “COBOL on Go” familiar to mainframe engineers, powerful for modern developers. Test Results so far: NIST COBOL-85 validation: 77.61% overall (305/393 tests) NC…

    Nov 2025 · github.com · its alternatives →

  21. 21

    Hi All, I felt like I was re-inventing the wheel by bolting similar channel architectures onto different Go structs repeatedly so I decided to extract some common types into into one library so that they would be easier to re-use: - oneshot - spsc - spmc - mpsc - mpmc - broadcast - watch The types are inspired by Rust channels so if you're coming from Rust they should feel familiar. So far I'm really enjoying using them but it'd be great to get some external feedback if you have time! https://github.com/amorey/gochan Andres

    May 2026 · github.com · its alternatives →

  22. 22
    Glot!▲5

    click to read. type to post.

    Mar 2026 · chromewebstore.google.com · its alternatives →

  23. 23D1
  24. 24BA

    rts-blog : A blog about creating an RTS in WebGL

    2017 · emnh.github.io · its alternatives →

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