Question: I'm looking for a solution to simplify user and app management across multiple platforms.

If you're looking for a way to streamline user and app management across different environments, AppManager is a top contender. This AI-driven system automates user and app provisioning, giving you a single place to manage user subscriptions and monitor app spend across multiple apps. It streamlines the consolidation of invoices and offers smart spend insights to help you optimize your business.

For developers, Kobble is a full-fledged platform to rapidly bootstrap SaaS apps with built-in authentication, payments, and emailing support. It comes with a no-code authentication portal and supports popular OAuth providers for easy user management. Kobble also supports payment integration with Stripe and offers webhooks for automation, so developers can concentrate on their core business.

Another contender is Softr, a no-code platform to create custom client portals, internal tools and community hubs based on data in Airtable and Google Sheets. It has fine-grained permission controls and integrates with tools like Zapier and Google Analytics, so you can create secure, branded portals without any coding skills.

Last, Staarter is a Next.js SaaS boilerplate to get you started faster with preconfigured core features. It includes strong authentication, subscription management and billing integration with Stripe, Paddle or LemonSqueezy. It can save you a lot of time and effort to build scalable SaaS projects, and that's why it's a great tool for entrepreneurs and developers.