Smartling

Best Self Hosted Alternatives to Smartling

A curated collection of the 2 best self hosted alternatives to Smartling.

Cloud translation management system for localizing websites, apps, and documents. Automates translation workflows, integrates with CMS and developer tools via APIs/connectors, manages translators and linguistic assets, and provides quality controls and reporting.

Alternatives List

#1
Weblate

Weblate

Open source web-based localization platform with tight Git/VCS integration, translation workflows, quality checks, and automation for continuous software localization.

Weblate screenshot

Weblate is a web-based continuous localization system that helps teams translate and maintain software, documentation, and other content with tight integration into version control. It combines a collaborative translation UI with automation and quality checks to keep translations in sync with ongoing development.

Key Features

  • Tight integration with version control systems for continuous localization workflows
  • Web-based collaborative translation interface with project and component organization
  • Translation memory and propagation of translations across related components
  • Built-in quality checks to detect common translation issues and formatting errors
  • Automatic linking to source context (such as source strings and related files)
  • Supports a wide range of localization file formats commonly used in software projects

Use Cases

  • Managing community-driven translations for open source projects
  • Running an internal localization platform for product and documentation teams
  • Keeping translations continuously updated as strings change in Git-based workflows

Weblate is well-suited for organizations that want a full-featured, auditable localization workflow integrated with their development process. It provides both collaboration features for translators and automation tools to help maintain translation quality at scale.

5.7kstars
1.2kforks
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#2
Traduora

Traduora

Self-hosted translation management platform to collaborate on localization, manage strings, and import/export translation files across common formats.

Traduora screenshot

Traduora is an open-source translation management platform that helps teams manage application and product localization from a centralized web interface. It provides collaboration features, fast search, and file format support to maintain translation workflows across projects.

Key Features

  • Team-based projects with user invites and collaborative translation editing
  • REST API to automate translation workflows and integrate with CI/CD pipelines
  • Import and export for common localization formats (JSON, CSV, YAML, Java Properties, XLIFF 1.2, Gettext PO, iOS Strings, Android XML)
  • Fast search to quickly find translation keys and content
  • Deployable via containers or from source for flexible self-hosting

Use Cases

  • Managing i18n strings for web and mobile apps with multiple languages
  • Centralizing localization workflows for development teams and translators
  • Automating translation sync and releases using the API in build pipelines

Traduora fits teams that need a self-managed, extensible TMS with strong format compatibility and an API-first approach. It is well-suited for organizations that want to keep localization data under their own control while enabling collaboration across stakeholders.

2.1kstars
220forks
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Why choose an open source alternative?

  • •Data ownership: Keep your data on your own servers
  • •No vendor lock-in: Freedom to switch or modify at any time
  • •Cost savings: Reduce or eliminate subscription fees
  • •Transparency: Audit the code and know exactly what's running