ProjectOS
Enterprise-ready project management, in Notion
tiddlywiki
A non-linear personal web notebook
Updated February 2026
| ProjectOS | 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 ProjectOS — 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 ProjectOS — Cons
—Both tools — Cons
—Only in tiddlywiki — Cons
Steep learning curveDetails
| ProjectOS | tiddlywiki | |
|---|---|---|
| Categories | Project management software | Note and writing apps, Project management software, Website builders |
| Platforms | Web | Web |
| Became Popular | August 19, 2023 | October 17, 2017 |
| Website | ajinkyabhat.com | tiddlywiki.com |
Who Should Pick Which?
Choose ProjectOS 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. ProjectOS uniquely offers No unique pros listed, while tiddlywiki stands out for Flexible and Reliable.
What Users Say
ProjectOS
Congratulations on your launch Ajinkya! This looks absolutely amazing and will be very beneficial for teams to get their own projects launched. Good luck on the launch! 🚀
This looks absolutely amazing Ajinkya, you are smashing it with every launch! Can't wait to get my hands on this premium product 🚀 Wish you luck today!
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, ProjectOS 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 ProjectOS compared to tiddlywiki?
ProjectOS uniquely offers: No unique pros listed.
What are the pros of tiddlywiki compared to ProjectOS?
tiddlywiki uniquely offers: Flexible, Reliable, Community support, Customizable, Powerful knowledge management.
Is ProjectOS better rated than tiddlywiki?
ProjectOS is rated 5.0★ from 2 reviews. tiddlywiki is rated 5.0★ from 15 reviews.
What is the FactScore™ of ProjectOS and tiddlywiki?
FactScore™ weighs rating and review volume together. ProjectOS scores 23.9 and tiddlywiki scores 60.2.
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