Redmine

1. Redmine Reminder Plugin

A Redmine plugin for automatically sending reminder emails for upcoming and overdue tasks.

1. Demo
   
   

1. Features

- Scheduled Reminders: Automatically sends reminder emails to project members for tasks approaching their due date or already overdue
- Plugin Management Integration: Settings are accessible via Administration → Plugins → Redmine Reminder → Configure
- Project Selection: Choose specific projects to monitor, or cover all active projects
- Email Template Customization: Customize email content with support for placeholders (user name, task list, project info, etc.)
- IP Whitelist: Restrict reminder triggering to specific IP addresses or CIDR ranges
- Frequency Control: Limit the number of users per email batch to avoid hitting SMTP rate limits
- Test Email: Send a test email to verify SMTP configuration
- Multi-language: Supports English, Chinese, Japanese, French, and Korean

1. Installation

1. Clone or copy the plugin into `plugins/redmine_reminder`:

```bash
   cd /path/to/redmine/plugins
   git clone <repository-url> redmine_reminder
   ```

2. Restart Redmine:

1. For development
   bundle exec rails server

1. For production (depends on your setup)
   touch /path/to/redmine/tmp/restart.txt
   ```

3. No database migration is required — the plugin uses Redmine's built-in settings storage.