Tools

Perso AI's official plugin: dub videos into other languages with lip sync, transcribe to SRT, translate and burn in subtitles, cut vertical clips. Subtitle and clip tools are free and local; dubbing, lip sync and transcription need a Perso account, billed per second. Needs Node.js 18+.

Lets agents upload, download and list files in Tencent Cloud Object Storage (COS), and use Cloud Infinite for image processing, QR code recognition, document-to-PDF conversion, video frame capture and natural-language search. Maintained by Tencent Cloud; needs a SecretId and SecretKey.

Official CLI for Tolgee, the open-source localization platform: extract strings from code, push keys to Tolgee and pull the latest translations, and diff local files against the platform. Works with Tolgee Cloud or self-hosted; needs Node.js 18+ and a personal or project API key (tolgee login).

Official hosted MCP from the nonprofit Free Law Project: search US federal and state court opinions, dockets and judges, extract and verify case citations in documents, and subscribe to case alerts. Needs a free CourtListener account (browser sign-in); a lawyer should review results.

Langfuse's official plugin: uses hooks to send prompts, model calls, token usage and cost, tool calls and subagents from Claude Code sessions to Langfuse as traces for monitoring and review. Needs Langfuse keys (self-hosting supported) and uv or Python 3.10+.

Jotform's official hosted MCP: lets agents create and edit forms, list forms, and query or add submissions by criteria, handy for event sign-ups, surveys, permission slips and feedback. Nothing to install; OAuth sign-in (only workspace admins can install). Free accounts are rate-limited.

AWS's official plugin for startups: answers AWS Activate credit eligibility and 60+ startup perks, gives architecture and cost advice by funding stage, team size and runway, and plans migrations from GCP, Azure or Heroku. Perk lookups need no AWS account; migrations need your repo.

ModelScope's official MCP: search models, datasets, Studio apps, papers and MCP servers and view details, plus text-to-image and image-to-image generation. Needs a ModelScope API token.

Community MCP for Weblate, the open-source translation platform (self-hosted or hosted): translators can find untranslated or needs-editing strings in plain language, write translations in bulk, and check per-language progress and change history. Needs your Weblate API URL and token, and Node.js.

From TUM's Chair of Geoinformatics (a 3DCityDB co-developer): query CityGML 3D city models in 3DCityDB v5 in plain language, covering both spatial and semantic attributes, with read-only SQL. Needs a deployed 3DCityDB database and Python; register it from the folder with your .env config.

Preconfigures the Datadog MCP in Claude Code to query logs, metrics, traces, dashboards and monitors in plain language while troubleshooting production. Maintained by Datadog; needs a Datadog account (OAuth or API key). In preview.

Grafana's official plugin marketplace with three plugins: the hosted Grafana Cloud MCP, the local mcp-grafana and Grafana Assistant, covering dashboards, data sources, Prometheus and Loki queries, alerting and incident management. Works with Claude Code and Codex.

Strips AI writing patterns from prose: filler openers, emphasis crutches, business jargon, formulaic contrasts, tricolons, em dashes and bold-first bullets, in favor of active voice and specifics. Scores reviews on five dimensions. Covers manuscripts, grants, blogs, newsletters and memos.

OpenCage's official MCP: geocode addresses and place names, reverse geocode coordinates (with admin area, time zone and more), and check API quota. For small lookups; use its CLI for batches. Needs an OpenCage API key (free trial), Node.js 20+, and manual setup from a repo clone.

RWS's official PowerShell toolkit for automating Trados Studio: batch-create translation projects, run word counts, import and export packages, and manage translation memories (incl. TMX) and GroupShare projects. Windows only; needs Trados Studio Professional; install the MSI from Releases.

Crowdin's official plugin with the Crowdin MCP: manage projects and translations in Claude Code, Cowork or Codex, with skills to build glossaries, add translator context, draft translations for review and answer how-tos. Needs a Crowdin account; drafts and glossary uploads need its CLI.

SNOMED International's official MCP: search and validate SNOMED CT terms, browse concept hierarchies and expand value sets in the International, US, UK, Australian and other editions. Hosted, no account. Unlicensed use is evaluation only, not for coding records. Clinicians should review.

Vaquill's official legal research MCP: search US federal and state codes, CFR, constitutions, court rules and the Federal Register, resolve Bluebook citations to statute text, plus Indian law. Needs a credit-based API key (non-commercial users can request free credits). A lawyer must review.

NiuTrans' official MCP: translate text through the NiuTrans Open Platform, with a catalog of 455 languages and aliases and broad coverage of less common languages. Needs an API key from niutrans.com (about 200,000 free characters a day, then top up) and uv.

Official MCP for LibreTranslate, the open-source machine translation engine: translate text, detect languages and list supported languages. Use libretranslate.com (paid API key) or your own free self-hosted instance so text never leaves your machine or network. Needs Node.js.

PagerDuty's official plugin: analyzes your current git diff against the service's past incidents and change events, gives a 0-5 risk score and suggestions before you commit, and can create PagerDuty SRE Agent skills (early access program required). Needs a PagerDuty API token.

Vanta's official plugin: from Claude Code, review control gaps for SOC 2, ISO 27001 and other frameworks, failing tests, vendor risk and policies, and generate fixes for code-level issues. Needs admin access to a paid Vanta account (browser auth); have compliance conclusions reviewed by an expert.

Sentry's official plugin: skills for SDK setup across platforms, production issue debugging, Sentry-aware code review and alert configuration, plus the hosted Sentry MCP to query errors and stack traces. Needs a Sentry account.

DeepL's official Claude Code plugin: uses DeepL's hosted service to translate text and Word, PowerPoint, Excel and PDF files with formatting intact, rephrase and polish, fix grammar and apply glossaries. Needs an eligible DeepL subscription; browser sign-in on first use.