bytecodealliance/wasmtime

A lightweight WebAssembly runtime that is fast, secure, and standards-compliant

DevOps & infrastructureRust#wasm#jit#sandbox#cranelift#wasi

2.0 Steady Magnitude out of 10. Star growth looks organic. Data as of September 14, 2026.

About the project

A standalone WebAssembly runtime in Rust with the Cranelift JIT compiler, WASI support, and sandboxing. It runs wasm modules and components outside the browser from many languages.

Useful for

Run a Rust component compiled to wasm32-wasip2 via the wasmtime CLI
Embed wasmtime in a Python or Go app to execute untrusted user code in a sandbox
Ahead-of-time compile a wasm module for fast startup on a server

README summarized by DeepSeek V4.1 Flash. Details may be inaccurate.

Why it’s trending

8 stars today.
Recent forks include notable developers: @simolus3 (517 followers), @carsonfarmer (262 followers).

Stars per day

Bars are daily stars, the line is the usual pace. Red marks spike days.

Numbers

Total stars: 18,636
Stars in a day: 8
Forks: 1,826
Issues and pull requests: 14,281
Watchers: 172
Language: Rust
License: Apache-2.0
Latest release: dev · September 28, 2022
Created: August 29, 2017
Last push: September 13, 2026

Star trust

Growth looks organic: forks and discussion are in line with active projects, and stars arrive unevenly, the way people give them.

These are heuristics, not a verdict: we judge by the repository’s behavior, not by a list of stargazers.

Spotted in

September 13, 2026GitHub Trending Rust today: #18, +6 stars

README badge

Paste it into your README — the badge shows the current magnitude and links to this page.

[![Seismograph](https://gitnova.dev/badge/bytecodealliance/wasmtime.svg?lang=en)](https://gitnova.dev/en/r/bytecodealliance/wasmtime)

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