Comparison

Bulma vs Svelte

On the evidence we track, Svelte leads this comparison with a composite score of 77/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Bulma full profile →Svelte full profile →

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.

Bulma47

★Svelte77

Attribute comparison across 2 tools
Attribute	Bulma	SvelteLeader
vioscaleAI score	47 / 100high · 77%	77 / 100medium · 71%
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	free	open_source
Price levelpricing.price_level	free	free
Transparentpricing.transparent	-	✓
Integrations
Countintegrations.count	9	-
Security
Disclosure policysecurity.disclosure_policy	-	✓
Scorecardsecurity.scorecard	2.9	7.6
Vulnerabilitiessecurity.vulnerabilities	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=bulma&per_page=100 · Last 12m: 0	Count: 14 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=svelte&per_page=100 · Last 12m: 12 · Max severity: HIGH
Reliability
Status pagereliability.status_page	✓	-
Adoption
Dependent reposadoption.dependent_repos	64,999	56,439
Github starsadoption.github_stars	50,038	88,371
Package downloads weeklyadoption.package_downloads_weekly	366,730	6,811,932
Stackoverflow questionsadoption.stackoverflow_questions	-	9,000
Activity
Commits last 30dactivity.commits_last_30d	1	100
Release
Cadence daysrelease.cadence_days	113	4
Historyrelease.history	20 items	20 items
License
Spdxlicense.spdx	MIT	MIT
Language
Primarylanguage.primary	CSS	JavaScript
Market
Availabilitymarket.availability	Available worldwide	Available worldwide
Content
Faqcontent.faq	5 items	8 items

Score

vioscaleAI score

Bulma47 / 100high · 77%

Svelte77 / 100medium · 71%

Pricing

Free tier

Bulma✓

Svelte✓

Model

Bulmafree

Svelteopen_source

Price level

Bulmafree

Sveltefree

Transparent

Bulma–

Svelte✓

Integrations

Count

Bulma9

Svelte–

Security

Disclosure policy

Bulma–

Svelte✓

Scorecard

Bulma2.9

Svelte7.6

Vulnerabilities

BulmaCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=bulma&per_page=100 · Last 12m: 0

SvelteCount: 14 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=svelte&per_page=100 · Last 12m: 12 · Max severity: HIGH

Reliability

Status page

Bulma✓

Svelte–

Adoption

Dependent repos

Bulma64,999

Svelte56,439

Github stars

Bulma50,038

Svelte88,371

Package downloads weekly

Bulma366,730

Svelte6,811,932

Stackoverflow questions

Bulma–

Svelte9,000

Activity

Commits last 30d

Bulma1

Svelte100

Release

Cadence days

Bulma113

Svelte4

History

Bulma20 items

Svelte20 items

License

Spdx

BulmaMIT

SvelteMIT

Language

Primary

BulmaCSS

SvelteJavaScript

Market

Availability

BulmaAvailable worldwide

SvelteAvailable worldwide

Content

Faq

Bulma5 items

Svelte8 items

Capabilities

Feature-by-feature on the axes that matter for frontend ui frameworks. “-” means undocumented, not absent.

Capability comparison for Frontend UI Frameworks
Capability	Bulma	Svelte
Core
Paradigm	Flexbox and Grid-based CSS component framework	compiler-based component framework
Reusable component model	✓	✓
Rendering
Virtual DOM	-	✗
Signals / fine-grained reactivity	-	✓
SSR support	-	✓
DX
First-class TypeScript	-	✗
State
Built-in state management	-	✓
Ecosystem
Official router	-	-
Performance
Runtime size	Small (10–40kb)	Small (10–40kb)

Core

Paradigm

BulmaFlexbox and Grid-based CSS component framework

Sveltecompiler-based component framework

Reusable component model

Bulma✓

Svelte✓

Rendering

Virtual DOM

Bulma-

Svelte✗

Signals / fine-grained reactivity

Bulma-

Svelte✓

SSR support

Bulma-

Svelte✓

First-class TypeScript

Bulma-

Svelte✗

State

Built-in state management

Bulma-

Svelte✓

Ecosystem

Official router

Bulma-

Svelte-

Performance

Runtime size

BulmaSmall (10–40kb)

SvelteSmall (10–40kb)

What each one is

The product in its own terms, so the numbers below have context.

Bulma

A free, open-source CSS library providing pre-built components and utilities for constructing responsive web layouts. It uses Flexbox and CSS Grid as its foundation with CSS Variables for customization, requiring only a single CSS file and no JavaScript to get started.

Independently observed

Svelte

Leader

Svelte is a UI framework that compiles components written in standard web technologies into lightweight JavaScript. By moving compilation to build time, it enables developers to write less code while producing performant applications.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Bulma

FreeFree tier

as of 2026-10-13verify ↗

Svelte

Leader

Open sourceFree tier

as of 2026-08-14verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platform and deployment support comparison
Supports	Bulma	Svelte
WebPlatforms	✓	✓
CLIPlatforms	✗	✓
Cloud / SaaSDeployment	✓	-
Self-hostedDeployment	✓	-

Platforms

Web

Bulma✓

Svelte✓

CLI

Bulma✗

Svelte✓

Deployment

Cloud / SaaS

Bulma✓

Svelte–

Self-hosted

Bulma✓

Svelte–

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Bulma

9 total

React
Vue.js
Angular
Ember
Blazor
Svelte
Elm
Django
Web Components

Independently observed

Svelte

Leader

Not documented yet.

Still deciding?

Bulma or Svelte: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.