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Awesome Wasm Tools

😎 A curated list of awesome, language-agnostic WebAssembly tools

vshymanskyy/awesome-wasm-tools #awesome #instruments #language-agnostic #tools #wasi #wasm #webassembly

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List stars: 530
README repos: 45
Indexed repos: 45
List commits: 56
Forks: 24
Open issues: 1

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21 repos matching these filters.

Topic: wasm

Latest repo push 2026-11-03

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wasm3/wasm3

🚀 A fast WebAssembly interpreter and the most universal WASM runtime

AI dev

Stack

C Android CMake Gradle

GitHub topics

#containers #cosmopolitan #devops #edge-computing #embedded #iot

Updated: 2026-09-30
Lists: 2 list mentions
First commit: 2019-07-12
License: MIT
Issues: 21 open

8,077

stars

Forks: 536
Commits: 1,808 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

extism/extism

The framework for building with WebAssembly (wasm). Easily & securely load wasm modules, move data, call functions, and build extensible apps.

Stack

Rust Cargo CMake .NET SDK

GitHub topics

#browser #c #cpp #csharp #dotnet #elixir

Updated: 2026-10-09
Lists: 1 list mention
First commit: 2022-08-25
License: BSD-3-Clause
Issues: 55 open

5,824

stars

Forks: 167
Commits: 694 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

bytecodealliance/wasm-tools

CLI and Rust libraries for low-level manipulation of WebAssembly modules

AI dev

Stack

Rust Cargo CMake npm

GitHub topics

#wasm #webassembly

Updated: 2026-10-30
Lists: 1 list mention
First commit: 2017-06-02
License: Apache-2.0
Issues: 124 open

1,812

stars

Forks: 363
Commits: 3,454 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

GitHub

AlexEne/twiggy

Twiggy🌱 is a code size profiler

Archived

Stack

Rust Cargo

GitHub topics

#profiler #size-optimization #wasm

Updated: 2026-02-18
Lists: 1 list mention
First commit: 2018-02-10
License: Apache-2.0
Issues: 48 open

1,425

stars

Forks: 75
Commits: 648 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

containerd/runwasi

Facilitates running Wasm / WASI workloads managed by containerd

Stack

Rust Axum Cargo

GitHub topics

#containerd #kubernetes #rust #wasi #wasm #webassembly

Updated: 2026-11-03
Lists: 2 list mentions
First commit: 2022-01-27
License: Apache-2.0
Issues: 70 open

1,347

stars

Forks: 133
Commits: 1,973 commits
Star growth, last 7 days: +2 +0.1%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

FuzzingLabs/octopus

Security Analysis tool for WebAssembly module (wasm) and Blockchain Smart Contracts (BTC/ETH/NEO/EOS)

Archived

Stack

Python pip

GitHub topics

#blockchain #call-flow-analysis #control-flow-analysis #disassembler #eos #ethereum

Updated: 2023-11-24
Lists: 1 list mention
First commit: 2018-06-13
License: MIT
Issues: 12 open

489

stars

Forks: 91
Commits: 237 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

danleh/wasabi

A dynamic analysis framework for WebAssembly programs.

Stack

WebAssembly Cargo

GitHub topics

#dynamic-analysis #javascript #wasm #webassembly

Updated: 2026-02-12
Lists: 1 list mention
First commit: 2018-01-11
License: MIT
Issues: 9 open

409

stars

Forks: 53
Commits: 1,851 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

OCamlPro/owi

Owi: Seamless program analysis for C, C++, Go, Haskell, LLVM, Rust, Wasm and Zig.

Stack

OCaml Cargo

GitHub topics

#abstract-interpretation #c #constraints #formatter #fuzzer #haskell

Updated: 2026-11-02
Lists: 2 list mentions
First commit: 2021-10-21
License: AGPL-3.0
Issues: 160 open

329

stars

Forks: 41
Commits: 2,798 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

rustwasm/wasm-snip

`wasm-snip` replaces a WebAssembly function's body with an `unreachable`

Archived

Stack

Rust Cargo

GitHub topics

#wasm

Updated: 2023-03-20
Lists: 1 list mention
First commit: 2018-01-10
License: Unknown
Issues: 10 open

232

stars

Forks: 26
Commits: 60 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

GitHub

jedisct1/witx-codegen

WITX code and documentation generator for AssemblyScript, Zig, Rust and more.

Stack

Rust Cargo

GitHub topics

#assemblyscript #code-generator #interface-types #wasm #webassembly #wit

Updated: 2026-09-25
Lists: 1 list mention
First commit: 2020-04-16
License: MIT
Issues: 1 open

145

stars

Forks: 18
Commits: 210 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

GitHub

dylibso/modsurfer

Devtools to validate, audit and investigate WebAssembly binaries.

Stack

Rust Cargo Go modules

GitHub topics

#binary-scan #cli #debug #diagnostics #observability #security

Updated: 2024-04-15
Lists: 1 list mention
First commit: 2022-10-26
License: Apache-2.0
Issues: 6 open

133

stars

Forks: 5
Commits: 95 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

WebAssembly/wasp

WebAssembly module decoder in C++

Stack

C++ CMake

GitHub topics

#binary-format #wasm #webassembly

Updated: 2022-10-28
Lists: 1 list mention
First commit: 2018-10-31
License: Apache-2.0
Issues: 8 open

118

stars

Forks: 17
Commits: 548 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

GitHub

g-plane/wasm-language-tools

Full-featured language server and other tools for WebAssembly, making WebAssembly development fast, safe, and joyful.

Stack

Rust Svelte Vite Vue Cargo npm pnpm

GitHub topics

#compiler #language-server #language-server-protocol #lsp #wasm #wast

Updated: 2026-10-30
Lists: 1 list mention
First commit: 2024-09-05
License: MIT
Issues: 2 open

104

stars

Forks: 1
Commits: 1,468 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

bytecodealliance/waffle

Wasm Analysis Framework For Lightweight Experiments

Stack

Rust Cargo

GitHub topics

#compiler #ssa #wasm

Updated: 2026-10-09
Lists: 1 list mention
First commit: 2021-11-13
License: Apache-2.0
Issues: 2 open

stars

Forks: 11
Commits: 438 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

GitHub

dy/watr

Compile WebAssembly text (WAT) to binary. Parse, print, minify, optimize.

Stack

JavaScript npm

GitHub topics

#compiler #minify-wat #wabt #wasm #wasm-text #wast

Updated: 2026-11-03
Lists: 1 list mention
First commit: 2022-01-23
License: NOASSERTION
Issues: 1 open

stars

Forks: 2
Commits: 1,170 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

ASSERT-KTH/slumps

Cool code analysis research for WebAssembly https://urn.kb.se/resolve?urn=urn%3Anbn%3Ase%3Akth%3Adiva-342751

Stack

WebAssembly Flask React npm pip Yarn

GitHub topics

#kth #wasm #webassembly

Updated: 2023-05-19
Lists: 1 list mention
First commit: 2019-08-30
License: Unknown
Issues: 13 open

stars

Forks: 11
Commits: 2,350 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

wasm-signatures/wasmsign2

Implementation of the WebAssembly Modules Signatures.

Stack

Rust Cargo

GitHub topics

#signatures #wasm #webassembly

Updated: 2026-09-25
Lists: 1 list mention
First commit: 2021-05-25
License: Unknown
Issues: 0 open

stars

Forks: 9
Commits: 214 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

GitHub

satabin/swam

WebAssembly engine in Scala

Archived

Stack

WebAssembly

GitHub topics

#cats #cats-effect #fs2 #scala #scodec #wasm

Updated: 2020-11-25
Lists: 1 list mention
First commit: 2018-03-30
License: Apache-2.0
Issues: 8 open

stars

Forks: 11
Commits: 475 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

bytecodealliance/vscode-wit

Visual Studio Code extension to recognize and highlight the WebAssembly Interface Type (WIT) IDL.

AI dev

Stack

TypeScript Cargo npm

GitHub topics

#textmate-grammar #vscode-extension #wasm #webassembly #wit

Updated: 2026-10-29
Lists: 1 list mention
First commit: 2023-04-10
License: Apache-2.0
Issues: 0 open

stars

Forks: 9
Commits: 131 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

Website GitHub

ewasm/wasm-json-toolkit

[ORPHANED] A small toolkit for converting wasm binaries into json and back.

Stack

JavaScript npm

GitHub topics

#wasm #webassembly

Updated: 2024-04-22
Lists: 1 list mention
First commit: 2016-12-05
License: Unknown
Issues: 10 open

stars

Forks: 19
Commits: 117 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

GitHub

jedisct1/wasmonkey

The WASMonkey magically turns exported WASM functions into imported functions.

Stack

Rust Cargo

GitHub topics

#rust #wasm

Updated: 2026-09-25
Lists: 1 list mention
First commit: 2018-05-16
License: Unknown
Issues: 2 open

stars

Forks: 3
Commits: 82 commits
Star growth, last 7 days: 0 0.0%
Commit velocity, last 7 days: 0 0.0%

GitHub

Activity

Default branch: main
Last pushed: 2026-09-02
GitHub updated: 2026-10-28
Created: 2021-03-17
First commit: 2021-03-17
Last scanned: 2026-11-03 10:50
Watchers: 10

Indexed repo mix

Repo stars: 60,698
Repo forks: 5,618
Active: 39
Archived: 6

Languages

Rust (25) WebAssembly (6) JavaScript (4) C++ (3) Python (2) TypeScript (2) C (1) OCaml (1) Shell (1)

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