Clipper: cross-platform clipboard library

Platforms supported:

• Linux (via xclip or xsel or wl-copy/wl-paste)
• MacOS (via pbcopy/pbpaste)
• Windows (via the Windows clipboard API)
• WSL (via clip.exe/powershell.exe)
• Android Termux (via termux-clipboard-set/termux-clipboard-get)
• Plan9 (via /dev/snarf)
• Anything else (via a user-defined script)

Fallback methods:

• Internal in-memory clipboard
• File-based clipboard

Example

func main() {
    clip, err := clipper.GetClipboard(clipper.Clipboards...)
    must(err)

    // copy from stdin
    data, err := io.ReadAll(os.Stdin)
    must(err)
    err = clip.WriteAll(clipper.RegClipboard, data)
    must(err)

    // paste to stdout
    data, err := clip.ReadAll(clipper.RegClipboard)
    must(err)
    fmt.Print(string(data))
}

A CLI tool is provided as an example in cmd/clipper.