vioscale
Comparison

ICU vs Weblate

No leader: the top candidate Weblate has only 0.25 confidence (low), below the 0.35 needed to declare a winner. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

ICU full profile →Weblate full profile →
Machine formatsJSONMarkdownGraphQLor send Accept: application/json
ICU64
Weblate69
Score
Vioscale score
ICU64 / 100low · 24%
Weblate69 / 100low · 25%
Pricing
Free tier
ICU–
Weblate✓
Model
Price level
ICUfree
Weblatemid
Starting price
ICU–
Weblate€47
Transparent
ICU–
Weblate✓
Integrations
Count
ICU20
Weblate9
Security
Disclosure policy
ICU–
Weblate✓
Gdpr
ICU–
Weblate✓
Scorecard
ICU8.9
Weblate–
Vulnerabilities
Adoption
Dependent repos
ICU6,271
Weblate–
Github stars
ICU3,586
Weblate–
Activity
Commits last 30d
ICU38
Weblate–
Release
Cadence days
ICU44
Weblate–
History
ICU20 items
Weblate–
Language
Primary
ICUC++
Weblate–
Market
Availability

Capabilities

Feature-by-feature on the axes that matter for localization i18n. “-” means undocumented, not absent.

Capabilities
Cldr plural rules
ICU-
Weblate-
Rtl bidi support
ICU-
Weblate-
Translation memory
ICU-
Weblate-
Glossary terminology
ICU-
Weblate-
In context editing
ICU-
Weblate-
Ota updates
ICU-
Weblate-
Self hostable
ICU-
Weblate-
Managed translation services
ICU-
Weblate-
Qa checks
ICU-
Weblate-

What each one is

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

ICU

ICU is a widely-used open-source library that provides Unicode text handling, internationalization services, and localization support for C, C++, and Java applications. It fills gaps in platform-native Unicode support, enabling portable text processing across operating systems and programming environments.

Independently observed

Weblate

A web-based system for managing translations and localization of software projects, offering both cloud hosting and self-hosted deployment options. Supports continuous localization workflows with quality checks and version control integration.

Independently observed

Pricing

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

ICU

Open source
as of verify ↗

Weblate

from €47/moHybridFree tier

Free open source, or cloud hosting from €47/month

  • Gratis WeblateFree
    • Full localization system
    • Version control integration
    • Quality checks
    • Community support
  • Premium Cloud€47/month (€470/year)
  • Premium Cloud - Mid€70/month (€700/year)
  • Premium Cloud - Large€114/month (€1,140/year)
as of verify ↗

Platform & deployment

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

Platforms
Web
ICU✓
Weblate✓
iOS
ICU✓
Weblate✗
Android
ICU✓
Weblate✗
macOS
ICU✓
Weblate✗
Windows
ICU✓
Weblate✗
Linux
ICU✓
Weblate✗
CLI
ICU✓
Weblate✓
Deployment
Cloud / SaaS
ICU–
Weblate✓
Self-hosted
ICU–
Weblate✓
Hybrid
ICU–
Weblate✓

Integrations

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

In common (1)
  • Google

ICU

20 total - 19 not shared
  • Adobe
  • Amazon (Kindle)
  • Apache
  • Apple
  • eBay
  • Chrome
  • Android
  • Google Maps
  • Google Analytics
  • Gmail
  • Facebook (HHVM)
  • Microsoft
  • Eclipse
  • FreeBSD
  • Debian Linux
  • CouchDB
  • Firebird RDBMS
  • ESRI
  • CERN
Independently observed

Weblate

9 total - 8 not shared
  • GitHub
  • GitLab
  • Bitbucket
  • Facebook
  • LinkedIn
  • openSUSE
  • Ubuntu
  • Liberapay
Independently observed

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