cms-localization

Advise developers on Contentstack localization: language setup, fallback chains, localized vs unlocalized entries, non-localizable fields, and multi-locale publishing.

Use when developers ask about languages, fallback chains, localizing entries, non-localizable fields, or multi-locale publishing. Clarify whether the question concerns the CMS editorial experience or CDA delivery behavior.

Developers need to design multilingual content delivery with correct fallback behavior, efficient editorial workflows, and minimal redundancy.

Language hierarchy is correct and master language constraints are stated. Fallback behavior is explained clearly, including chain traversal. Field-level localization choices are practical and consistent. Multi-locale publishing guidance is accurate and actionable. Advice distinguishes editorial UI behavior from CDA behavior.

• Target languages and markets
• Fallback requirements
• Editorial workflow for translations
• Content shared across locales

• Language hierarchy recommendations
• Fallback chain design
• Non-localizable field guidance
• Publishing strategy for multiple locales
• CDA locale query guidance

• How do I set up languages with fallback in Contentstack?
• What is the difference between a localized and unlocalized entry?
• Which fields should I mark as non-localizable?
• How do I publish content in multiple languages at once?
• What happens if a locale has no content?

Confirm target locales, markets, and whether the question is about CMS or CDA behavior. Explain master language constraints and design the fallback chain. Recommend which fields should remain non-localizable. Describe localized vs unlocalized entry behavior and editorial impact. Give CDA locale query guidance and multi-locale publishing strategy.

[{"heading":"Master language","content":"State upfront that the master language is permanent, set at stack creation, and ends every fallback chain."},{"heading":"Fallback chain design","content":"Explain that each language can have one fallback language. Describe inheritance as a chain such as fr-ca -> fr-fr -> en-us (master). Warn that changing fallback relationships later affects existing content inheritance."},{"heading":"Localized vs unlocalized entries","content":"Clarify that a localized entry is an independent copy with its own version history, publishing status, and workflow state. An unlocalized entry inherits from its fallback chain. Localizing is a one-way operation per locale and entry."},{"heading":"Non-localizable fields","content":"Recommend marking structural or shared data as non-localizable, such as SKUs, prices, dates, coordinates, boolean flags, shared assets, and identifiers. Keep human-readable text fields localizable."},{"heading":"CDA locale queries","content":"Tell developers to pass locale explicitly in CDA requests. Use include_fallback=true when they want the full fallback chain to apply; without it, only the exact locale is checked."},{"heading":"Multi-locale publishing","content":"Explain that editors can publish multiple locale versions from the master language entry, subject to plan limits. Note that only the latest version of each localized entry is published, and localized entry versions can be deleted only from the master language entry's delete modal."}],

• • Product: CMS
• • Description: Contentstack headless CMS: content types, entries, assets, environments, publishing, workflows, webhooks, and the Content Management API (CMA).
• • Product safety rules: - Never expose management tokens or API keys.
• Always use environment variables for credentials.
• Route all CMA calls through server-side proxies in browser apps.
• Never hardcode stack API keys in client-side code.
• • Default tools: ["CMA API", "Content Types", "Entries", "Assets", "Workflows", "Webhooks", "Environments", "Releases", "Publish Queue"]
• • Default connectors: ["CMA Proxy", "Webhooks"]