Plasmo

The browser extension platform

★★★★★ 4.8/5
FactScore™ 70.8
VS

Svelte

Cybernetically enhanced web apps

★★★★★ 5.0/5
FactScore™ 84.5

Updated February 2026

Plasmo Svelte
Rating 4.8★ 5.0★
Reviews 29 48
Pros 0 13
FactScore™ 70.8 84.5

FactScore™ Comparison

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

70.8
Plasmo FactScore™
👑
84.5
Svelte FactScore™
★ Svelte wins on FactScore™

Pros & Cons

Only in Plasmo — Pros

No unique pros listed

Both tools — Pros

Only in Svelte — Pros

Developer experience Easy to learn Fast performance No virtual DOM Quick development cycle Simple syntax SvelteKit integration Efficient JavaScript output Fun to use Lightweight Native reactivity Small bundle size Community support

Only in Plasmo — Cons

Lack of support

Both tools — Cons

Only in Svelte — Cons

Ecosystem size Enterprise adoption Less corporate backing Limited devtools

Details

Plasmo Svelte
Categories Engineering & Development, Chrome Extensions Engineering & Development, UI frameworks
Platforms Web Web
Became Popular March 21, 2023 April 23, 2019
Website www.plasmo.com svelte.dev

Who Should Pick Which?

Choose Plasmo if...

  • No unique pros listed

Choose Svelte if...

  • Developer experience
  • Easy to learn
  • Fast performance

With a FactScore™ of 70.8 vs 84.5, Svelte leads in community reception. Plasmo uniquely offers No unique pros listed, while Svelte stands out for Developer experience and Easy to learn.

3

What Users Say

Plasmo

A
Arnold Jul 16, 2024
★★★★★

Plasmo massively simplified the browser extension creation experience by offering SDK tools that streamline the development process. With Plasmo, I could write React code within relevant folders (e...

V
Vincent Mar 21, 2023
★★★★★

We recently wrote a browser extension[1] without any prior experience, and Plasmo made it a breeze. Right from the start, we could focus on what we wanted to build, and not worry about the messy de...

C
Cameron Apr 11, 2025
★★★★★

Plasmo's browser extension framework saved us months of development time with its streamlined workflows and modern tooling. We chose it over alternatives for its excellent TypeScript support, hot r...

Svelte

T
Torben Nov 22, 2024
★★★★★

Svelte’s simplicity and blazing-fast rendering have transformed our billing dashboards, enabling us to ship complex, polished UIs in record time while keeping our dev cycle agile.

C
Chris Jun 29, 2025
★★★★★

Svelte gives us the performance and simplicity we need without the runtime overhead that other frameworks bring. Writing Svelte feels natural and productive, and the compiled output is exactly what...

S
Sean Jun 21, 2024
★★★★★

SvelteKit is the web framework underneath Evidence. We've loved working with Svelte and watching it evolve over the past few years. The community has helped our project a ton.

Frequently Asked Questions

Which is better, Plasmo or Svelte?

Based on FactScore™, Svelte leads with a score of 84.5 vs 70.8. Svelte has a higher rating of 5.0★ compared to 4.8★.

What are the pros of Plasmo compared to Svelte?

Plasmo uniquely offers: No unique pros listed.

What are the pros of Svelte compared to Plasmo?

Svelte uniquely offers: Developer experience, Easy to learn, Fast performance, No virtual DOM, Quick development cycle.

Is Plasmo better rated than Svelte?

Plasmo is rated 4.8★ from 29 reviews. Svelte is rated 5.0★ from 48 reviews.

What is the FactScore™ of Plasmo and Svelte?

FactScore™ weighs rating and review volume together. Plasmo scores 70.8 and Svelte scores 84.5.

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