# double-opt-in/5.3.1/vendor/composer/installed.json

Double Opt-In for Contact Form 7 – Secure, GDPR-Compliant Email Verification, version 5.3.1. 6 lines.

- Page: https://pluginprobe.com/plugins/double-opt-in/5.3.1/code/vendor/composer/installed.json
- Raw: https://pluginprobe.com/plugins/double-opt-in/5.3.1/raw/vendor/composer/installed.json
- Modified: 2026-07-13T09:16:42+00:00

Line numbers below start at 1. Link to a line or a range by appending a fragment to the
page URL, for example `https://pluginprobe.com/plugins/double-opt-in/5.3.1/code/vendor/composer/installed.json#L10-L20`.

```json
{
    "packages": [],
    "dev": false,
    "dev-package-names": []
}

```