Courses might be a bit more popular than Left. We know about 1 link to it since March 2021 and only 1 link to Left. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I wouldn't recommend it over Logseq unless you need a seriously hyperminimalist text editor that can support a small window size - I use it for creative writing and non-distracting note-taking. But if anyone wants, it's here. Source: over 2 years ago
The Courses App might work for the eLearning part - https://apps.shopify.com/courses Split Partial Payments might handle the 50/50 - https://apps.shopify.com/split-partial-payments. Source: almost 3 years ago
Notepin - Extremely simple note-taking + blogging ✍️
Podia - Podia is your all-in-one digital storefront. The easiest way to sell online courses, memberships and downloads, no technical skills required. Try it free!
Agenda - A date-focused note taking app for both planning and documenting your projects.
Teachable - Create and sell beautiful online courses with the platform used by the best online entrepreneurs to sell $100m+ to over 4 million students worldwide.
Recollectr - Minimally disruptive, maximally efficient note-taking — record and recall without breaking your flow.
Airschool - Airschool is a live-streaming educational platform with engagement and monetization tools to help anyone start teaching online. It can be finance, business, wellness, meditation, branding, marketing; in short, anything you want!