Observable
Build and host better data apps, dashboards, and reports.
tiddlywiki
A non-linear personal web notebook
Updated February 2026
| Observable | tiddlywiki | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 2 | 15 |
| Pros | 0 | 13 |
| FactScore™ | 23.9 | 60.2 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Observable — Pros
No unique pros listedBoth tools — Pros
—Only in tiddlywiki — Pros
Flexible Reliable Community support Customizable Powerful knowledge management Portable Single html file Versatile Hyper-extensible Spaced repetition Feature-rich Future safe Open sourceOnly in Observable — Cons
—Both tools — Cons
—Only in tiddlywiki — Cons
Steep learning curveDetails
| Observable | tiddlywiki | |
|---|---|---|
| Categories | Project management software, Team collaboration software, Data visualization tools | Note and writing apps, Project management software, Website builders |
| Platforms | Web | Web |
| Became Popular | January 31, 2018 | October 17, 2017 |
| Website | observablehq.com | tiddlywiki.com |
Who Should Pick Which?
Choose Observable if...
- No unique pros listed
Choose tiddlywiki if...
- Flexible
- Reliable
- Community support
With a FactScore™ of 23.9 vs 60.2, tiddlywiki leads in community reception. Observable uniquely offers No unique pros listed, while tiddlywiki stands out for Flexible and Reliable.
What Users Say
Observable
It's like Jupyter notebooks but more feature rich and using JavaScript!
Beautiful interface, love this product
tiddlywiki
The learning curve is so steep you might want to drop it at the very beginning. But don't be deceived! Once you get a hang of how tiddlers work and set up a system that matches your workflow, the p...
Did your favorite reading software disappear overnight (rhymes with Rocket) ? Or maybe your "free" information manager decided to start charging you the equivalent of an automobile payment (rhymes ...
TiddlyWiki can be a simple journal that somehow keeps memories local to your devices and easy to find for 20 years, or a personal in-browser app framework, if you're susceptible to nerd sniping. Us...
Related Comparisons
Frequently Asked Questions
Which is better, Observable or tiddlywiki?
Based on FactScore™, tiddlywiki leads with a score of 60.2 vs 23.9. tiddlywiki has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Observable compared to tiddlywiki?
Observable uniquely offers: No unique pros listed.
What are the pros of tiddlywiki compared to Observable?
tiddlywiki uniquely offers: Flexible, Reliable, Community support, Customizable, Powerful knowledge management.
Is Observable better rated than tiddlywiki?
Observable is rated 5.0★ from 2 reviews. tiddlywiki is rated 5.0★ from 15 reviews.
What is the FactScore™ of Observable and tiddlywiki?
FactScore™ weighs rating and review volume together. Observable scores 23.9 and tiddlywiki scores 60.2.
Don't Get Fooled by Fake Social Media Videos
The world's first fact checker for social media. Paste any link and get an instant credibility score with sources.
Try FactCheckTool Free