# Obsidian > Obsidian is a personal knowledge base and note-taking software application that operates on Markdown files. It allows users to make internal links for notes and then to visualize the connections as a graph. It is designed to help users organize and structure their thoughts and knowledge in a flexible, non-linear way.[^1] Obsidian is a [personal knowledge base](https://wiki.g15e.com/pages/Personal%20knowledge%20management%20system.txt) and note-taking software application that operates on [Markdown](https://wiki.g15e.com/pages/Markdown.txt) files. It allows users to make internal links for notes and then to visualize the connections as a graph. It is designed to help users organize and structure their thoughts and knowledge in a flexible, non-linear way.[^1] https://obsidian.md/ ## Vault > A vault is a folder on your local file system where Obsidian stores your notes. You can keep all your notes in one vault, or create several vaults for each of your different projects. ## External links - [Create a vault](https://help.obsidian.md/Getting+started/Create+a+vault) - [How Obsidian stores data](https://help.obsidian.md/Files+and+folders/How+Obsidian+stores+data) - [Search](https://help.obsidian.md/Plugins/Search) - [Embed web pages](https://help.obsidian.md/Editing+and+formatting/Embed+web+pages) - [CSS snippets](https://help.obsidian.md/Extending+Obsidian/CSS+snippets) - [Obsidian Hub](https://publish.obsidian.md/hub) ## See also - [위키 가드닝 규칙](https://wiki.g15e.com/pages/Wiki%20gardening%20rules.txt) ## Footnotes [^1]: https://obsidian.md/