ZORP - Zorp is an easy to use No-Code Drag-n-Drop app builder for your internal teams.
Stigg - The first pricing & packaging API built for SaaS
Launch Stack - Build SaaS Web Application faster
SaasRock - Quick start your MVP with out-of-the-box SaaS Authentication, Subscriptions, Admin/App portals, Entity Builder (CRUD, API, Webhooks, Permissions, Logs...), Blogging, Email Marketing, Page Block Builder, Notifications, Onboarding, and more.
ZEEF - Directory to share your knowledge on a topic.
Anvil PDF Filling API - The easiest way to programmatically populate any PDF