OpenCode Plugins: Terminal Bell

opencode-env-protection-plugin.md

.env Protection

A simple OpenCode Plugin to block access to .env files.

How to Install?

On Linux, save env-protection.ts to ~/.config/opencode/plugin/env-protection.ts.

env-protection.ts

import type { Plugin } from "@opencode-ai/plugin"

export const EnvProtection = async ({ client, $ }) => {
  return {
    tool: {
      execute: {
        before: async (input, output) => {
          if (input.tool === "read" && output.args.filePath.includes(".env")) {
            throw new Error("Do not read .env files");
          }
        },
      },
    },
  };
};

Credit

lkhari

dkarter ~Advanced Version

opencode-terminal-bell-plugin.md

Terminal Bell

A simple OpenCode plugin to ring the terminal bell once a request is complete.

How to Install?

On Linux, save terminal-bell.ts to ~/.config/opencode/plugin/terminal-bell.ts.

terminal-bell.ts

import type { Plugin } from "@opencode-ai/plugin"

export const TerminalBell: Plugin = async ({ project, client, $, directory, worktree }) => {
  return {
    event: async ({ event }) => {
      if (event.type === "session.idle") {
        console.log("Session went idle")
        await Bun.write(Bun.stdout, "\x07")
      }
    }
  }
}

VS Code

If you are using VSCode & SSH, you need to enable terminalBell in the settings, in a project that will be .vscode/settings.json the settings file can be as simple as:

{
    "accessibility.signals.terminalBell": {
        "sound": "on",
        "announcement": "auto",
    }
}

Credit

CarlosGtrz

Here's an version of terminal bell for people on terminal emulators that don't support an audible terminal bell like alacritty

import type { Plugin } from "@opencode-ai/plugin"

export const TerminalBell: Plugin = async ({ project, client, $, directory, worktree }) => {
  return {
    event: async ({ event }) => {
      if (event.type === "session.idle") {
        // Play a system sound (audible bell)
        try {
          await $`paplay /usr/share/sounds/freedesktop/stereo/bell.oga`
        } catch (err) {
          console.warn("Failed to play audible bell:", err)
        }
      }
    }
  }
}