Moodle

Circle

Circle combines discussion spaces, courses, events and member management in one community platform with built-in AI credits.

Kajabi

All-in-one platform for hosting courses, communities, and sales pages with built-in payments, starting at $179 a month.

Podia

Sell courses, webinars, and digital downloads. 0% commission.

Thinkific

Thinkific hosts and sells online courses with built-in ecommerce and community features, starting at $54/month after a 30-day trial.

LearnWorlds

Build, sell and manage an online learning school.

Genially

Interactive content, presentations, learning modules, and infographics.

Articulate 360

E-learning suite for interactive modules, quizzes, and professional training.

Maven

Live online course platform, taught by experts rather than pre-recorded.

ScreenSage Pro

AI screen capture and annotation tool for creating tutorials and visual docs.

Obsidian

Obsidian is a free, local-first Markdown note-taking app with bidirectional linking, a plugin ecosystem, and optional paid sync and publish services.

Audionotes

Turns voice notes, files and videos into structured, searchable notes.

HeyGen

AI video generator with human avatars: text-to-video with realistic avatars, lip-sync, multilingual translation, asset generation, and developer API.

Gemini Notebook

Google AI research tool and thinking partner (formerly NotebookLM, rebranded Gemini Notebook July 2026). Upload up to 600 sources/notebook to generate summaries, study materials, data analysis. Signature: Audio Overviews converting documents into AI podcast discussions.

Heptabase

Heptabase is visual note-taking software with infinite-canvas whiteboards and a built-in AI agent, sold only as a paid subscription after a 7-day trial.

Logseq

Logseq is a free, open-source local-first knowledge graph app with an outliner and optional cloud sync.

OneDrive

Microsoft cloud storage.

Reflect

Reflect is a networked note-taking app with backlinks, AI writing help and voice transcription, priced at one $12 monthly plan with no free tier.

Roam Research

Roam Research is a networked note-taking app built on bidirectional links, daily notes and block references.

Bear

Markdown note-taking app for Apple devices (Mac, iPhone, iPad) emphasizing simplicity and elegant design. Markdown editing, flexible tag organization, document scanning, multiple exports (TXT, PDF, HTML, DOCX, etc.).

Coda

Collaborative doc that works like an app.