{"id":"fabelis-mcp-servers","name":"mcp-servers","homepage":null,"repo_url":"https://github.com/fabelis/mcp-servers","category":"devtools","subcategories":[],"tags":["mcp","servers","rust","sse","local-development","integrations"],"what_it_does":"A Rust project that provides a collection of composable MCP servers (e.g., Discord, Shopify, Twitter/X, arXiv, Hugging Face, Replicate) that you run locally. It supports normal server mode and an SSE (Server-Sent Events) mode, configured via environment variables (e.g., Shopify domain/token).","use_cases":["Running local MCP servers that expose integrations for agent/tool use","Building an agent workflow that connects to external services (Shopify, arXiv, Hugging Face, etc.) via MCP","Rapid prototyping of composable MCP tool servers in Rust","Using SSE mode to connect to an MCP server over HTTP localhost"],"not_for":["Production deployments that require hosted multi-tenant SaaS controls, managed auth, and centralized rate limiting","Environments where you cannot run local processes or manage environment variables/tokens","Use cases needing standardized hosted APIs (REST/GraphQL/gRPC) or SDKs beyond Rust"],"best_when":"You want to run MCP servers locally (or on your own infrastructure) to integrate an agent with specific third-party services.","avoid_when":"You need a turnkey hosted service with clear operational SLAs, centralized security controls, and documented HTTP API contracts beyond MCP/SSE usage.","alternatives":["Other community MCP server implementations for the same services","Using vendor APIs directly (e.g., Shopify Admin API, X API) from your own MCP server","Frameworks/libraries like mcp-core (if compatible) to implement only the integrations you need"],"af_score":36.8,"security_score":39.8,"reliability_score":18.8,"package_type":"mcp_server","discovery_source":["github"],"priority":"low","status":"evaluated","version_evaluated":null,"last_evaluated":"2026-04-04T21:23:27.031464+00:00","interface":{"has_rest_api":false,"has_graphql":false,"has_grpc":false,"has_mcp_server":true,"mcp_server_url":"http://localhost:{YOUR_PORT}/sse (SSE mode; MCP details not fully specified in README)","has_sdk":false,"sdk_languages":["Rust"],"openapi_spec_url":null,"webhooks":false},"auth":{"methods":["Environment-variable based tokens for specific integrations (e.g., SHOPIFY_ACCESS_TOKEN)"],"oauth":false,"scopes":false,"notes":"Authentication/authorization mechanisms are not described at the MCP-server interface level. Instead, the README indicates per-service credentials via .env (e.g., Shopify domain/access token). No mention of OAuth, token scopes, or MCP server auth wrapping."},"pricing":{"model":null,"free_tier_exists":false,"free_tier_limits":null,"paid_tiers":[],"requires_credit_card":false,"estimated_workload_costs":null,"notes":"No pricing or hosted service is described; this appears to be self-hosted/local."},"requirements":{"requires_signup":false,"requires_credit_card":false,"domain_verification":false,"data_residency":[],"compliance":[],"min_contract":null},"agent_readiness":{"af_score":36.8,"security_score":39.8,"reliability_score":18.8,"mcp_server_quality":70.0,"documentation_accuracy":45.0,"error_message_quality":0.0,"error_message_notes":null,"auth_complexity":60.0,"rate_limit_clarity":0.0,"tls_enforcement":60.0,"auth_strength":45.0,"scope_granularity":10.0,"dependency_hygiene":30.0,"secret_handling":50.0,"security_notes":"Uses environment variables for third-party access tokens (implied by .env setup). README does not document TLS requirements for the SSE server (likely localhost) nor how secrets are handled internally (e.g., logging). No scope/granularity or server-side auth is described, so security depends heavily on local deployment practices and the underlying MCP integration implementations.","uptime_documented":0.0,"version_stability":35.0,"breaking_changes_history":20.0,"error_recovery":20.0,"idempotency_support":"false","idempotency_notes":null,"pagination_style":"none","retry_guidance_documented":false,"known_agent_gotchas":["README does not describe MCP tool schemas, retry/backoff behavior, or structured error formats; agents may need to infer behavior from runtime responses.","SSE mode is mentioned (local SSE at /sse) but details about connection lifecycle, event schemas, and how tool calls map to SSE are not provided in the README.","Per-integration credentials are required; missing/invalid env vars may cause failures that are not documented."]}}