Easy to Use
Leveraging the power and portability of WebAssembly, Extism is an off-the-shelf plug-in system just a library import away. Ship in days, not weeks or months.
Secure by Default
Don't worry about what some plug-in code might do to your program. Extism is built with security as a core principle, and fully sandboxes the execution of all plug-in code.
Available Everywhere
Our flexible architecture uniquely allows Extism to run almost anywhere, with idiomatic Host SDKs for Python, Node, Ruby, Rust, Go, PHP, C/C++, OCaml, & more.