21st.dev

Create, remix and share UI components with AI

★★★★★ 5.0/5
FactScore™ 42.3
VS

tiddlywiki

A non-linear personal web notebook

★★★★★ 5.0/5
FactScore™ 60.2

Updated June 2026

21st.dev tiddlywiki
Rating 5.0★ 5.0★
Reviews 6 15
Pros 6 13
FactScore™ 42.3 60.2

FactScore™ Comparison

FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.

42.3
21st.dev FactScore™
👑
60.2
tiddlywiki FactScore™
★ tiddlywiki wins on FactScore™

Pros & Cons

Only in 21st.dev — Pros

UI component marketplace 3D components Actionable insights Centralized UI components Easy integration Free components

Both 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 source

Only in 21st.dev — Cons

Both tools — Cons

Only in tiddlywiki — Cons

Steep learning curve

Details

21st.dev tiddlywiki
Categories Website builders, No-code Platforms Note and writing apps, Project management software, Website builders
Platforms Web Web
Added January 7, 2025 October 17, 2017
Website 21st.dev tiddlywiki.com

Who Should Pick Which?

Choose 21st.dev if...

  • UI component marketplace
  • 3D components
  • Actionable insights

Choose tiddlywiki if...

  • Flexible
  • Reliable
  • Community support

With a FactScore™ of 42.3 vs 60.2, tiddlywiki leads in community reception. 21st.dev uniquely offers UI component marketplace and 3D components, while tiddlywiki stands out for Flexible and Reliable.

3

What Users Say

21st.dev

A
Artyom Jan 16, 2025
★★★★★

Looks like a practical tool for speeding up UI development, especially when working with AI-driven apps. It’s helpful to have ready-to-use components instead of building everything from scratch. Ar...

S
Stepan Jan 15, 2025
★★★★★

This definitely simplifies the workflow for frontend developers. Having a centralized space for high-quality UI components saves a lot of time compared to searching for scattered solutions. Curious...

P
Pavel Jan 16, 2025
★★★★★

This feels like a great way to cut down on repetitive design work. I wonder how it handles versioning when components get updated.

tiddlywiki

P
Pokeghost Apr 12, 2023
★★★★★

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...

M
Mark Jul 10, 2025
★★★★★

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 ...

C
Chris Jul 11, 2025
★★★★★

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...

Frequently Asked Questions

Which is better, 21st.dev or tiddlywiki?

Based on FactScore™, tiddlywiki leads with a score of 60.2 vs 42.3. tiddlywiki has a higher rating of 5.0★ compared to 5.0★.

What are the pros of 21st.dev compared to tiddlywiki?

21st.dev uniquely offers: UI component marketplace, 3D components, Actionable insights, Centralized UI components, Easy integration.

What are the pros of tiddlywiki compared to 21st.dev?

tiddlywiki uniquely offers: Flexible, Reliable, Community support, Customizable, Powerful knowledge management.

Is 21st.dev better rated than tiddlywiki?

21st.dev is rated 5.0★ from 6 reviews. tiddlywiki is rated 5.0★ from 15 reviews.

What is the FactScore™ of 21st.dev and tiddlywiki?

FactScore™ weighs rating and review volume together. 21st.dev scores 42.3 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