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Web-based terminal

It's a Unix System! I know this!

WebAssembly Unix terminal built with 🦀Rust🦀

Features

  • Essential Unix commands (sh, ls, cp, mv, cat, cowsay, etc)
  • Basic Vi implementation
  • Pipes and file redirect
  • Variables and subshells
  • File system via rust-vfs
  • Basic scripting support (try sh example.sh)
  • GNU Readline-like features (key bindings, history, tab-complete)
  • ANSI escape code support, including some colors

Known bugs

  • Running foo=bar echo ${foo} will print foo's old value
  • [ cannot compare multiword values because of how variable substition works
  • No emoji support in vi

Example

$ fortune -s | cowsay
 _____________________________________
< Your mother is disappointed in you. >
 -------------------------------------
         \    ^__^
          \   (oo)\_______
              (__)\       )\/\
                  ||----w |
                  ||     ||
$ # We also have file redirect
$ echo "Wow what a great fortune" > file
$ # We could do `cat file` as well
$ cat < file
Wow what a great fortune

Building and Serving for Development

  • cargo install wasm-pack
  • wasm-pack build --dev
  • cd www
  • npm install
  • npm run start

App will be served on port 8080

Building for Release

  • cargo install wasm-pack
  • wasm-pack build --no-default-features
  • cd www
  • npm install
  • npm run build

Build will be in www/dist/

License

MIT