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Opensidian VS Notesnook

Compare Opensidian VS Notesnook and see what are their differences

Opensidian

Opensidian is an open-source, vault-compatible markdown notes app for Linux. Wikilinks, backlinks, graph view and Obsidian community themes. Rust + Tauri v2, no Electron.

Rating
0 reviews
Alternatives Is it good?
Notesnook

Notesnook is a simple and private note taking app that keeps your notes organized and synced on your phone, tablet and computer.

Rating
5.0 · 1 review
Pricing
Open source Freemium Free trial $4.49 / Monthly (UI Themes & accents)
Alternatives Is it good?
PrivacyNotes
Zero-knowledge encrypted notes, tasks, journals, files, and passwords in one app. Your keys never leave your device. One-time price, no subscription. Hosted in Switzerland. sponsored

Which is more popular?

Based on our record, Notesnook seems to be more popular. It has been mentioned 89 times since March 2021.

social mentions
0 vs 89
Personal Notes popularity
4% vs 96%
alternatives listed
12 vs 240+

Base details

Website, pricing, platforms and company facts side by side.

Opensidian
Notesnook
Website opensidian.org notesnook.com
Pricing —
Open source Freemium Free trial $4.49 / Monthly (UI Themes & accents) Official pricing
Platforms —
Linux Windows Mac OSX Android iOS Edge Google Chrome Safari Firefox +6
Company — Startup from Pakistan
Listed in
Note Taking Personal Notes Notes Knowledge Management +1
Notes Personal Notes Note Taking Personal Productivity +1

About Opensidian and Notesnook

In their own words, as submitted to SaaSHub.

Opensidian
Notesnook

No description of Opensidian yet.

Take notes on any device, capture ideas quickly and always keep them encrypted. You don't need an Internet connection to read or take notes because everything works 100% offline. Notesnook encrypts everything on your device. No one except you can read your notes making sure you enjoy privacy...

Read more about Notesnook

Features and specs

What each product offers, as listed by its team.

Opensidian 3 features
Notesnook 6 features
  • Likely open-source approach
    I can't browse opensidian.org and have no reliable information about this project. The name suggests an open-source take on Obsidian-style note-taking. If so, you could inspect the code, self-host it, and avoid vendor lock-in. Please verify this on the site.
  • Possible local-first, plain-text notes
    Tools in this category usually store notes as Markdown files on your own device, which keeps your data portable and private. I can't confirm Opensidian does this, so check its documentation.
  • Potential for community-driven development
    Open-source projects can benefit from community plugins, themes, and contributions. How active the community is here is unknown to me, so check the repository's commit history and contributor count.

Possible disadvantages

  • Unverified maturity and stability
    I have no verified data on Opensidian's release history, feature completeness, or reliability. Newer or lesser-known projects often have bugs, missing features, and fewer integrations than established tools like Obsidian.
  • Uncertain ecosystem and support
    Smaller projects may lack the plugin library, documentation, tutorials, and support channels of established alternatives. Check the docs, forum or Discord, and issue tracker before relying on it.
  • Unknown long-term maintenance and sustainability
    I can't tell whether the project has stable funding or active maintainers. If development stalls, you could be left without updates or security fixes, so check recent activity before committing your notes to it.
  • Notebooks & Tags
  • Prioritise by Colors
  • Rich Text Editor
  • Tables & Lists
  • Secure Private Vault
  • Timely Backup

Analysis

An editorial look at what each product does well and who it suits.

Opensidian
Notesnook

No analysis of Opensidian yet.

Overall verdict

  • Notesnook is a solid choice for anyone who prioritizes privacy and a minimalist design in their note-taking app. It may lack some advanced features found in other note-taking applications, but it offers a reliable and secure environment for managing personal and professional information.

Why this product is good

  • Notesnook is a note-taking application known for its focus on privacy and security, offering end-to-end encryption to protect user data. It provides a clean and intuitive interface with features such as notebooks, tags, cross-platform synchronization, and offline access. Users appreciate the availability of mobile and desktop applications, as well as its web version, making it versatile for different use cases.

Recommended for

    Notesnook is recommended for individuals and professionals who are concerned about data privacy and are looking for a straightforward, secure, and easy-to-use note-taking solution. It is particularly suitable for those who want cross-platform accessibility without sacrificing security.

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Opensidian
Notesnook
4% 4%
Personal Notes
96% 96%
2% 2%
Note Taking
98% 98%
3% 3%
Notes
97% 97%
100% 100%
Knowledge Management
0% 0%

User comments

Share your experience with using Opensidian and Notesnook. For example, how are they different and which one is better?

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

Opensidian no reviews yet
Notesnook 5.0 · 1 review

We have no reviews of Opensidian yet. Be the first one to post

  • BEST!!!
    SaaSHub review
    · Aug 2021

Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

Opensidian 0 mentions
Notesnook 89 mentions

Tracking Opensidian since Oct 2026.

  • Kagi Specials
    The page posted doesn't include the latest addition to specials which was posted on their Discord and visible here https://kagi.com/specials. Which to save you a click it's https://notesnook.com/. - Source: Hacker News / about 1 year ago
  • Notion Releases Offline Mode
    Https://notesnook.com is better than Notion and Obsidian. The cross-platform apps are fast and smooth, and it have sync, which Obsidian requires a subscription for. - Source: Hacker News / about 1 year ago
  • Show HN: Colanode, open-source and local-first Slack and Notion alternative
    Looks nice! Would wait for the documentation to learn more. How does this compare to Notesnook? I have found that to be the best in terms of getting the details right (However, the last I checked, the documentation for self-hosting was... - Source: Hacker News / over 1 year ago

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Alternatives to Opensidian and Notesnook

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