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Phrase's official plugin for localization managers and reviewers: splits a mixed style guide into separate guides by content type, audience and more, with terminology pulled out on its own; also generates .phrase.yml config for the Phrase CLI for dev teams. Syncing strings needs a Phrase account.

Customer.io's official plugin (hosted MCP included): build automated messaging journeys and audience segments from plain-language descriptions, draft emails in Design Studio, report on campaign performance and diagnose deliverability. Needs a Customer.io account with MCP enabled (trial available).

Windsor.ai's official plugin: connects ad accounts on Google, Meta, TikTok and more plus 350+ data sources such as GA4 and CRMs for quick cross-channel performance reports and wasted-spend detection; asks before changing budgets or pausing ads. Needs a Windsor.ai account with data sources connected.

Locize's official plugin: agents translate and review strings using your project's glossary, style guide and translation memory, and check new copy for banned terms; also bundles the Locize MCP and an i18next skill for developers. Needs a Locize account (free tier); browser auth or a personal token.

POEditor's official remote MCP: translators and localization teams can manage projects, terms and translations from chat, run Google, Microsoft or DeepL machine translation, check quality and export language files. Needs a POEditor account (browser sign-in or API token).

SimpleLocalize's official MCP: translators and localization teams can view and edit keys and translations from chat, trigger auto-translation, maintain glossaries, and export or publish translation files. Needs a SimpleLocalize project API key and Node.js.

Smartling's official Dockerized MCP wrapping smartling-cli: agents list projects and target languages, upload source files, pull translations, check progress, run machine translation, and import or export glossaries. Needs Docker plus Smartling user ID, secret, project ID and account ID.

StackOne's official plugin connects its hosted MCP so agents can search and act across hundreds of connected business systems, from HR platforms like Workday and SAP to CRMs and Jira, for example looking up leave requests. Needs a StackOne account (free plan available) with your systems connected.

Synthflow's official plugin: connects its AI voice agent platform to create and publish voice agents, place test calls and review call logs, with built-in call QA and pre-launch prompt review skills. Needs a Synthflow account (free trial available) with OAuth sign-in on first use.