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| Ecosystem | 0 | 0 |
| Match Graph | 0 | 0 |
| Pricing | Free | Free |
| Capabilities | 5 decomposed | 9 decomposed |
| Times Matched | 0 | 0 |
Dynamically loads @modelcontextprotocol/ext-apps modules at runtime and establishes bidirectional communication channels between interactive MCP app cards and the host environment. Uses lazy module resolution to defer loading until cards are instantiated, enabling hot-swapping of app implementations without restarting the MCP server. Bridges host capabilities back to cards via a message-passing protocol that maps card interactions to host-side handlers.
Unique: Implements lazy module resolution with bidirectional host-to-card bridging specifically for @modelcontextprotocol/ext-apps, enabling interactive MCP cards to access host resources without tight coupling — uses message-passing protocol rather than direct function calls to maintain isolation boundaries
vs alternatives: Provides dynamic app card loading with host bridging in a single package, whereas standard MCP servers require manual app registration and lack built-in mechanisms for cards to communicate back to the host
Manages the full lifecycle of interactive MCP app cards — instantiation, initialization, message routing, and cleanup. Handles card state initialization with configuration parameters, routes incoming messages from the host to appropriate card handlers, and manages resource cleanup on card unload. Implements a registry pattern to track active card instances and their associated message channels, enabling selective card updates without affecting other running cards.
Unique: Implements a registry-based lifecycle manager specifically for MCP app cards with per-instance message routing and cleanup hooks, using a pattern that separates card instantiation from message handling to enable selective updates and state isolation
vs alternatives: Provides explicit lifecycle management for MCP cards with built-in registry tracking, whereas generic MCP servers require custom code to manage card state and message routing
Exposes host-side capabilities (file system access, API calls, database queries, etc.) to MCP app cards through a message-based capability proxy system. Cards send capability requests as structured messages; the host intercepts these messages, executes the requested capability, and returns results back to the card. Uses a handler registry pattern where developers register capability handlers that map card requests to host implementations, enabling fine-grained access control and capability isolation.
Unique: Implements capability exposure through a message-based handler registry that decouples card code from host implementation, enabling fine-grained access control and capability isolation without requiring direct module imports or shared state
vs alternatives: Provides explicit capability exposure with handler-based access control, whereas naive approaches grant cards direct access to host modules or require complex permission systems
Routes incoming messages from MCP app cards to appropriate handlers and manages response delivery back to the originating card. Implements a message queue with handler dispatch logic that matches message types to registered handlers, executes handlers with proper error handling, and returns responses or errors back through the message channel. Supports request-response correlation to ensure responses reach the correct card instance even when multiple cards send messages concurrently.
Unique: Implements request-response correlation with concurrent message handling for MCP app cards, using a dispatch pattern that isolates handler failures to prevent cascading failures across cards
vs alternatives: Provides explicit message routing with correlation tracking, whereas generic message brokers require custom correlation logic and don't understand MCP card semantics
Accepts and applies configuration parameters to MCP app cards during instantiation, enabling cards to be customized without code changes. Validates configuration against a schema (if provided), merges configuration with defaults, and passes the resolved configuration to card initialization handlers. Supports hierarchical configuration with environment variable overrides, enabling deployment-time customization without modifying card code or configuration files.
Unique: Implements hierarchical configuration with environment variable overrides and optional schema validation for MCP app cards, enabling deployment-time customization without code changes
vs alternatives: Provides explicit configuration management with environment variable support, whereas hardcoded configuration requires code changes for different deployments
Executes SQL queries against Supabase PostgreSQL instances through the Model Context Protocol, translating natural language or structured query requests into parameterized SQL statements. Uses MCP's tool-calling interface to expose database operations as callable functions with schema validation, enabling LLM agents to perform CRUD operations, joins, and aggregations with automatic connection pooling and credential management through Supabase client SDK.
Unique: Exposes Supabase PostgreSQL as MCP tools with automatic credential injection from Supabase client SDK, eliminating manual connection string management and enabling seamless LLM-to-database queries within Claude or compatible agents
vs alternatives: Tighter integration than generic SQL MCP servers because it leverages Supabase's built-in authentication and connection pooling rather than requiring separate database credential configuration
Exposes Supabase Auth session state and user metadata through MCP tools, allowing agents to inspect current authentication context, retrieve user profiles, and trigger auth-related operations. Integrates with Supabase's JWT-based auth system to validate sessions and access user claims without re-authenticating, using the Supabase client's built-in session management.
Unique: Integrates Supabase's JWT-based auth system directly into MCP tool interface, allowing agents to inspect and act on auth state without managing separate credential stores or re-authentication flows
vs alternatives: More seamless than generic auth MCP servers because it leverages Supabase's built-in session management and avoids redundant credential passing between agent and auth system
Invokes Supabase Edge Functions (serverless TypeScript/JavaScript functions) through MCP tools, passing parameters and receiving results with optional streaming support. Uses Supabase's edge function HTTP API to trigger functions with automatic authentication headers and response parsing, enabling agents to execute custom business logic without embedding it in the agent itself.
Supabase scores higher at 42/100 vs @syntrologie/adapt-mcp at 23/100.
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Unique: Exposes Supabase Edge Functions as MCP tools with automatic authentication and response parsing, allowing agents to invoke custom serverless logic without managing HTTP clients or credential injection
vs alternatives: More integrated than generic HTTP MCP tools because it handles Supabase-specific authentication, error handling, and response formatting automatically
Subscribes to real-time changes on Supabase tables through MCP's event streaming interface, using Supabase's PostgreSQL LISTEN/NOTIFY mechanism to push INSERT, UPDATE, and DELETE events to agents. Maintains persistent WebSocket connections and filters events by table and row-level policies, enabling agents to react to database changes without polling.
Unique: Bridges Supabase's PostgreSQL LISTEN/NOTIFY real-time system with MCP's tool interface, enabling agents to subscribe to database changes without managing WebSocket connections or event serialization
vs alternatives: More efficient than polling-based approaches because it uses Supabase's native real-time infrastructure rather than repeated database queries
Manages files in Supabase Storage buckets through MCP tools, supporting upload, download, list, and delete operations with automatic authentication and path-based access control. Uses Supabase's S3-compatible storage API with built-in support for public/private buckets and signed URLs for temporary access, enabling agents to handle file I/O without managing cloud storage credentials.
Unique: Exposes Supabase Storage's S3-compatible API as MCP tools with automatic authentication and signed URL generation, eliminating the need for agents to manage cloud storage credentials or generate temporary access tokens
vs alternatives: More integrated than generic S3 MCP tools because it leverages Supabase's built-in bucket policies and authentication rather than requiring separate AWS credentials
Performs semantic similarity searches on vector embeddings stored in Supabase PostgreSQL using pgvector extension, translating natural language queries into embedding vectors and executing cosine/L2 distance searches. Integrates with embedding providers (OpenAI, Cohere) or uses pre-computed embeddings, enabling agents to retrieve semantically similar documents or records without full-text search limitations.
Unique: Integrates pgvector directly into MCP tools with automatic embedding generation and distance calculation, enabling agents to perform semantic search without managing separate vector database infrastructure
vs alternatives: More efficient than external vector databases (Pinecone, Weaviate) for Supabase users because it colocates embeddings with relational data, reducing network latency and simplifying data synchronization
Exposes Supabase database schema information through MCP tools, allowing agents to discover table structures, column types, constraints, and relationships without manual schema documentation. Queries PostgreSQL information_schema and Supabase metadata tables to dynamically generate schema descriptions, enabling agents to construct valid queries and understand data relationships.
Unique: Queries Supabase's PostgreSQL information_schema directly through MCP tools, enabling agents to dynamically discover and adapt to database schemas without pre-configured schema definitions
vs alternatives: More flexible than static schema definitions because it reflects live database state, including recent migrations or schema changes
Enforces Supabase Row-Level Security policies within agent queries, ensuring that agents can only access rows permitted by RLS rules defined in the database. Evaluates policies based on authenticated user context (JWT claims, user ID) and applies WHERE clause filters automatically, preventing unauthorized data access at the database layer rather than application layer.
Unique: Delegates authorization enforcement to PostgreSQL RLS policies rather than implementing authorization in agent code, ensuring that data access rules are centralized and cannot be bypassed by agent logic
vs alternatives: More secure than application-level authorization because RLS is enforced at the database layer, preventing accidental data leaks even if agent code has bugs
+1 more capabilities