Marketplace
MCP servers
MCP servers for Haarness: connect your agents to databases, browsers, APIs and services over the Model Context Protocol.
Playwright Browser
Drive a real browser through accessibility snapshots to navigate, fill forms and test web apps.
Azure
Manage and query Azure resources such as storage, Cosmos DB, AKS and monitoring with your Azure login.
Terraform Registry
Look up Terraform providers, modules and policies from the public registry while writing infrastructure code.
Hugging Face Hub
Search models, datasets, Spaces and papers on the Hugging Face Hub and call community Spaces as tools.
Azure DevOps
Work with Azure DevOps boards, repos, pipelines, wikis and test plans for one organization.
Sentry
Investigate Sentry issues, stack traces, releases and performance data, and ask Seer for fixes.
GitHub
Work with GitHub repos, issues, pull requests, Actions and code security alerts.
XcodeBuild
Build, run and test iOS and macOS apps with Xcode and simulators from the agent.
dbt
Run dbt commands, read model lineage and compile SQL for a local dbt project.
Firebase
Manage Firebase projects, Firestore, Auth users, rules and deploys from the Firebase CLI.
Cloudflare Observability
Query Workers logs and analytics to debug Cloudflare applications.
Cloudflare Docs
Look up current Cloudflare developer documentation for Workers, R2, D1, Pages and other products.
Cloudflare Workers Bindings
Manage Cloudflare Workers, KV, R2, D1 and Hyperdrive resources in your account.
PayPal
Manage PayPal invoices, orders, subscriptions and disputes.
Wix
Build and manage Wix sites, stores and bookings with the Wix APIs.
Webflow
Edit Webflow site content, CMS collections and pages.
Vercel
Search Vercel docs and inspect projects, deployments and build logs.
Square
Work with Square catalog, orders, customers and payments.
Slack
Search Slack messages and channels and post or reply as the signed-in user.
Render
List Render services, read logs and metrics, query Postgres and trigger deploys.
Shopify Dev
Search Shopify developer docs and GraphQL schemas and validate Liquid or GraphQL code for apps and themes.
Railway
Create and manage Railway projects, services, variables and deployments.
Pulumi Cloud
Query Pulumi stacks and resources and get infrastructure-as-code help from Pulumi Cloud.
Prisma Postgres
Create and manage Prisma Postgres databases, run migrations and query data.
PostHog
Query product analytics, feature flags, experiments and errors in PostHog.
OpenAI Developer Docs
Search the OpenAI platform and API documentation for current model, SDK and endpoint details.
monday.com
Read and update monday.com boards, items and updates.
Mermaid Chart
Create, validate and render Mermaid diagrams and save them to Mermaid Chart.
Intercom
Search Intercom conversations, tickets and contacts to answer support questions.
Jam Bug Reports
Pull console logs, network requests and repro steps from Jam bug reports into the agent.
Linear
Find, create and update Linear issues, projects and comments.
Honeycomb
Run Honeycomb queries, read traces, SLOs and triggers to debug production.
Grep by Vercel
Search code across a million public GitHub repositories to find real-world usage examples.
Google Developer Knowledge
Search official Google developer documentation (Android, Firebase, Cloud, Maps and more).
GitLab
Work with GitLab issues, merge requests, pipelines and code search.
Figma
Bring Figma frames, variables and components into the agent to generate matching code.
Expo EAS
Inspect EAS builds, submissions and updates and use Expo docs for React Native apps.
DeepWiki
Ask questions about any public GitHub repository using generated wiki pages and repo-aware answers.
Canva
Search, create and export Canva designs from the agent.
Box
Search and read files and metadata stored in Box.
Astro Docs
Query the official Astro framework documentation for up-to-date answers while building Astro sites.
Asana
Search, create and update Asana tasks, projects and goals.
Amplitude
Query Amplitude charts, events, cohorts and experiments.