Work · alternatives · 2026

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Wasi.fyi (WebAssembly System Interface test suite dashboard) launched in 2021; newer entries below may have overtaken it.

1. 1
   WebAssembly System Interface for Deno has been merged into Deno▲48

   2020 · deno.land · its alternatives →

2. 2
   I built a WASI playground for running CLI binaries in the browser▲115

   Run WebAssembly made for outside the browser, inside the browser.

   2022 · runno.dev · its alternatives →

3. 3
   A WebAssembly System Interface Implementation for Deno▲90

   A (WIP) WebAssembly System Interface implementation for Deno - caspervonb/deno-wasi

   2020 · github.com · its alternatives →

4. 4
   WebAssembly System Interface (WASI) with Sockets for Go▲9

   Go v1.21, scheduled for release in August 2023, adds experimental support for the WebAssembly System Interface (WASI). It'll be possible to natively compile server-side WebAssembly applications with Go, making Go a first-class citizen along with C/C++, Rust and Zig. GOOS=wasip1 GOARCH=wasm go build ... WASI is still in preview and is missing some key features, e.g. the ability to create sockets. Some WebAssembly runtimes have taken the initiative to extend the WASI preview, enabling a wider range of applications to run as WebAssembly modules. Today, we're open sourcing our WASI library…

   2023 · github.com · its alternatives →

5. 5WS
   Webassembly.sh – WebAssembly WASI Terminal on your Browser▲8

   WebAssembly.sh: an online WebAssembly terminal to run WASI modules directly on your browser

   2019 · webassembly.sh · its alternatives →

6. 6
   Frankly▲101

   A dashboard of issues and PRs across GitHub repositories.

   2016 · github.com · its alternatives →

7. 7
   WebAssembly▲86

   New binary format for compiling applications for the web

   2015 · github.com · its alternatives →

8. 8
   WAPM – WebAssembly Package Manager▲186

   Hi HN! I’m Syrus, from the Wasmer team. We just released the new version of WAPM that is an order of magnitude better than the previous one (that we also announced here in HN two years ago! [0]), enabling an incredible experience for using and publishing WebAssembly packages. The tech stack that we are using includes: * Python and Django (for the backend) with Graphene (for the open GraphQL API [1]) and Django Channels with websockets over GraphQL [2] for subscriptions * Next.js [3] with React-Relay [4] and Tailwind.css [5] for the frontend * WebAssembly and Wasmer [6] (for the online shell)…

   2022 · wapm.io · its alternatives →

9. 9
   I wrote a WebAssembly Interpreter and Toolkit in C▲105

   Web49: WebAssembly Interpeter. Contribute to FastVM/Web49 development by creating an account on GitHub.

   2023 · github.com · its alternatives →

10. 10
    Webmate▲83

    Automatic cross-browser testing service for web developers.

    2015 · webmate.io · its alternatives →

11. 11
    Wasmer – A Go library for executing WebAssembly binaries▲44

    🐹🕸️ WebAssembly runtime for Go. Contribute to wasmerio/wasmer-go development by creating an account on GitHub.

    2019 · github.com · its alternatives →

12. 12
    Test Cafe▲92

    Automated browser testing

    2016 · devexpress.github.io · its alternatives →

13. 13
    Glimpse▲70

    The Diagnostics platform of the web

    2015 · xcor.com · its alternatives →

14. 14WW
    Wasienv – WebAssembly WASI Development Toolchain for C/C++▲8

    2019 · medium.com · its alternatives →

15. 15
    ApiHome▲73

    Home of API testing

    2022 · apihome.io · its alternatives →

16. 16
    Testhub▲65

    Tests results aggregator focused on unit, integration tests

    2022 · infoblast.me · its alternatives →

17. 17WC
    WebAssembly Calling Card – visual creativity with WASM▲42

    2020 · wacc.rancidbacon.com · its alternatives →

18. 18
    Proven by Users▲64

    Online UX testing & usability research tool suite

    2021 · provenbyusers.com · its alternatives →

19. 19AR
    Ast.run – WebAssembly playground▲9

    2016 · ast.run · its alternatives →

20. 20
    Testim.io▲5

    Web test automation solution, built for agile teams

    2015 · testim.io · its alternatives →

21. 21
    wasm-init, WebAssembly project generator with hot reloading▲20

    Build tool and template generator for WebAssembly Projects - shamadee/wasm-init

    2017 · github.com · its alternatives →

22. 22
    Electron Webpack Dashboard▲28

    Electron Desktop GUI for Webpack Dashboard. Contribute to FormidableLabs/electron-webpack-dashboard development by creating an account on GitHub.

    2017 · github.com · its alternatives →

23. 23
    I built a WASM-console using WebAssembly and tinygo▲18

    a very (x 10) basic wasm console. Contribute to rajatjindal/wasm-console development by creating an account on GitHub.

    2024 · github.com · its alternatives →

24. 24SA
    Specs – A Better Dashboard for ECS▲5

    2016 · segment.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 →