Option A
AI-powered content marketing & SEO.
Letterdrop helps B2B teams plan and publish content with AI assistance — built by a small team from former Microsoft and Discord engineers.
- Founder
- Parthi Loganathan
- Founded
- 2020
- Team
- 11-50
- Listing
- Free (nofollow)
- Listed
- May 2026
Option B
Adviserry Boards
ProMarketing
Adviserry Boards turns your subscriptions into a 24/7 personal board of advisors.
Adviserry Boards turns the newsletters, podcasts, and YouTube channels you already follow into a personal board of expert advisors that you can chat with anytime. Upload context about your projects and get help overcoming obstacles based on your favorite experts' actual content.
- Listing
- Pro (do-follow)
- Listed
- Mar 2026