Obsidian

Obsidian

A second brain, for you, forever.
Obsidian works with plain text Markdown files that sit on your computer. No vendor lock-in, and zero risk of the service getting bought or shutting down.
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Latest launches

Obsidian 1.0
Obsidian 1.0
A brand new look, a fresh way to browse, a new start
Obsidian for Mobile
Obsidian for Mobile
Your plain-text second brain on the go, for iOS and Android
Obsidian
Obsidian
A powerful knowledge base that works on local Markdown files

What people like about Obsidian

, , and 240 others highly rated Obsidian for its community, customer support and design. Read reviews
5/5
Based on 249 reviews
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Obsidian's news

All news
  • Launch
    1.0 brings a complete redesign to Obsidian. The new design is not only more beautiful to look at, it's also more robust, accessible, and easier to theme.

    Plus, a new way to browse your second brain: tabs. Tabs make it easier to explore many ideas at once.
    Obsidian 1.0
  • Announcement
    Won Golden Kitty 2021 in Mobile app
    The community submitted over 13,800 nominations to tell us what products were their favorites from 2021. Obsidian for Mobile was nominated in the Mobile app category and became finalist of the Golden Kitty Award 2021.
    Jan 28, 2022
  • Announcement
    #5 Product of the month
    Obsidian for Mobile ranked 5th Product of the month for Jul 31, 2021 with 1,563 upvotes and 118 comments
    Jul 31, 2021
  • Announcement
    #1 Product of the week
    Obsidian for Mobile ranked 1st Product of the week for Jul 17, 2021 with 1,239 upvotes and 99 comments
    Jul 17, 2021
  • Announcement
    #1 Product of the day
    Obsidian for Mobile ranked 1st Product of the day for Jul 12, 2021 with 711 upvotes and 64 comments
    Jul 12, 2021
  • Launch
    After months of private beta, the Obsidian mobile app is finally here! It has almost all the features of the desktop app, plus mobile-centric features like customizable toolbar and pull-down Quick Action.
    Get it today for a second brain on the go!
    Obsidian for Mobile
  • Announcement
    Nominated for Golden Kitty 2020 in Productivity
    The community submitted over 10,500 nominations to tell us what products were their favorites from 2020. Obsidian was nominated in the Productivity category and became finalist of the Golden Kitty Award 2020.
    Feb 19, 2021
  • Launch
    Obsidian is a powerful knowledge base that works on top of a local folder of plain text Markdown files.
    Obsidian