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Dev tools · alternatives · 2026

Gravitle is a 2D soft-body physics engine written in Rust and designed to run in web browsers. It simulates realistic soft-body dynamics, allowing developers to create interactive physics-based applications and… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Prices are shown for the 2 we have checked on their own sites, 2 of them free or with a free tier. Gravitle – 2D soft-body engine built with Rust for the web launched in 2019; newer entries below may have overtaken it.

  1. 1SA

    A high performance & cross-platform layout engine

    2019 · vislyhq.github.io · its alternatives →

  2. 2RW
  3. 3TS

    Hello everyone, I would like to see if there is any interest in this little project that I have been working on for the past few years. Could be relevant, seeing the direction in which the mainstream game engines are going. I didn't really like any of the already existing options, so I tried to make my own and it turned out to be easier than expected. It's sort of like a low-budget Unreal/Source, but with open-world streaming support and it is free and open source. Very old-school. But optimized for more modern hardware. Very fast too. Still not production ready, but it seems like it is…

    2025 · racenis.github.io · its alternatives →

  4. 4

    First design & collaboration platform that runs in browser

    2015 · its alternatives →

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    After a pretty rough gig experience, I wanted to remind myself that I was a vaguely capable developer. I had recently jumped on the Rust train and wanted a Rust equivalent of React that is more performant and easier to work with. I also wondered if I could effectively eject Javascript. This project came from that... Nectar is a programming language that compiles your entire app, logic, state, and rendering, to WebAssembly. JavaScript is reduced to a roughly 10 KB syscall layer that only bridges WASM to the DOM. The origin: I set out to get React-style ergonomics with better performance, and…

    Jul 2026 · buildnectar.com · its alternatives →

  7. 7

    connect nodes to build AI pipelines, powered by Hugging Face

    2024 · gradio.app · its alternatives →

  8. 8

    "Game" is a stretch, but I put together this repo containing a pure Rust app which uses SDL2 and compiles to WASM (and can be run in a browser). Older resources were a bit out of date and a bit too verbose for my purposes, so here's a minimal working example.

    2024 · github.com · its alternatives →

  9. 9SA
  10. 10OA

    A lightweight engine for durable execution / deterministic workflows I built with Rust, wasmtime and the WASM Component Model. Its main use is running reliable, long-running workflows that can automatically resume after failures. Looking for feedback on the approach and potential use cases!

    2025 · obeli.sk · its alternatives →

  11. 11

    I use this library I made for Vectors and Quaternions in many personal projects. I've open-sourced it, in case anyone else would get use out of it. I use this on various projects, including quadcopter firmware, a graphics engine, a cosmology simulation, and several molecular dynamics applications. No_std compatible.

    2025 · github.com · its alternatives →

  12. 12

    A beautiful hypercasual mobile gaming experience.

    2019 · apps.apple.com · its alternatives →

  13. 13

    Tabs, splits, and tmux work fine until you have several projects open with logs, tests, and long-running shells. I kept rebuilding context instead of resuming work. Horizon puts shells on an infinite canvas. You can arrange them into workspaces and reopen later with layout, scrollback, and history intact. Built in 3 days with Claude/Codex, dogfooding the workflow as I went. Feedback and contributions welcome.

    Mar 2026 · github.com · its alternatives →

  14. 14
  15. 15

    Earlier this year, we released our open-source game engine [0] built with Rust, WebAssembly, and WebGPU. Today, we’re happy to announce the Ambient platform, which brings web deployment, server hosting, and more to the runtime. With Ambient, you can make a game, deploy it to the browser in one command, share your URL and instantly play with others, no downloads or installs needed. Our WASM use is innovative; it is being used as both a sandboxed runtime for user code, and as a way to run the entire Ambient runtime in the browser. This, paired with our ECS data model, enables a highly modular…

    2023 · ambient.run · its alternatives →

  16. 16

    Gravit is a professional web-based design tool

    2016 · its alternatives →

  17. 17

    Features from the rust language in javascript: Provides Traits/Type classes & a hashing infrastructure and an advanced library for working with sequences/iterators in js - adobe/ferrum

    2019 · github.com · its alternatives →

  18. 18T5
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    Distributed WASM runtime. Workloads place themselves over a zero-trust mesh. One static binary. - Sambigeara/pollen

    Apr 2026 · github.com · its alternatives →

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    We all know Rust's trait system is Turing complete, so tell me, why aren't we exploiting this??? - cofibrant/trait-eval

    2020 · github.com · its alternatives →

  21. 21IB
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    SIMD noise library for Rust. Contribute to verpeteren/rust-simd-noise development by creating an account on GitHub.

    2018 · github.com · its alternatives →

  23. 23

    Softbody physics in Rust with WASM. Contribute to gkaemmer/rust-wasm-blob development by creating an account on GitHub.

    2017 · github.com · its alternatives →

  24. 24

    A top-down 2d game engine, written from scratch in under 1000 lines of C. Development of the game based on this engine is streamed on Twitch: https://www.twitch.tv/ryanpcmcquen - ryanpcmcquen/basque

    2020 · github.com · its alternatives →

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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 →