Obsidian stores notes as local Markdown files on your device. Links between notes, a graph and a flexible Canvas help connect research and ideas.
Sources reviewed on 20 October 2026 · No hands-on test
A writer or researcher building a personal knowledge base using their own files and links between them.
Create five notes about one subject, link them together and place three on a Canvas. Then open the same files outside Obsidian to check whether the format suits you.
A suggested task for you to try; not a Perkufo hands-on test report.
These products share the primary category. Compare the specific task: they are not automatically interchangeable.
ClickUp brings tasks, documents and different project views together in one workspace. Its offering also includes time tracking, forms and more extensive fields for organising work.
Coda combines documents, tables and connected tools in a shared workspace. A team can maintain explanations and operational data in the same document, with additional AI features depending on its plan.
Google Workspace brings together online documents, spreadsheets, presentations and collaboration through Drive and Meet. Business subscriptions can also include email on your own domain; the free Essentials Starter offering uses your existing business email address.
Microsoft 365 combines applications for documents, spreadsheets and presentations with collaboration services. Free web apps and paid business packages differ in areas including desktop software, business email and administration features.
Notion combines documents, knowledge bases and databases in one workspace. You can record project information on pages and organise tasks as database items with properties, filters and dependencies.
Whimsical combines visual boards and documents for developing ideas. It provides flowcharts, mind maps and wireframes that colleagues can edit and discuss together.
