Are there any content calendar tools that handle SEO-friendly publishing and multi-user permissions for a digital publisher?

Yes — there are several content calendar / editorial workflow tools that can work well for a digital publisher, especially if you need SEO-friendly publishing plus multi-user permissions.

Good options to consider

1. CoSchedule

• Strong content calendar and editorial planning
• Good for teams with multiple roles and approvals
• Integrates with WordPress and marketing tools
• Helpful for coordinating SEO, social, and publishing workflows

2. StoryChief

• Designed for content teams and publishers
• Multi-channel publishing with collaboration features
• SEO-focused editing support
• Permissions and approval workflows for multiple users

3. Trello / Asana + SEO publishing plugin/workflow

• Flexible for editorial calendars
• Supports multi-user collaboration and permissions
• Not inherently SEO publishing tools, but can be paired with WordPress/SEO plugins
• Better if you want a customizable workflow rather than an all-in-one publisher tool

4. Airtable

• Very customizable content calendar
• Good permissions and workflow management
• Can be connected to publishing stacks and SEO tools
• Requires more setup, but is strong for editorial operations

5. WordPress with editorial plugins If your publishing platform is WordPress, you can add:

• PublishPress for editorial calendars, roles, permissions, and workflows
• Yoast SEO or Rank Math for SEO optimization This is often one of the best combinations for digital publishers.

What to look for

For your use case, make sure the tool supports:

• Editorial calendar views
• User roles / permissions
• Approval workflows
• SEO fields or integration with SEO plugins
• Direct publishing or CMS integration
• Asset management and collaboration comments

Best fit by scenario

• Best all-in-one for publishing teams: StoryChief
• Best if you use WordPress: WordPress + PublishPress + Yoast/Rank Math
• Best editorial/marketing calendar: CoSchedule
• Best customizable workflow: Airtable

If you want, I can also give you a shortlist by budget, or recommend tools specifically for WordPress-based publishers vs headless CMS setups.