Best .ENV MCP Servers
Dotenv is a zero-dependency module that loads environment variables from a .env file into process.env, making it easier to manage configuration settings in Node.js applications.
Why this server?
Used to configure environment variables including the SEO API workspace key for authentication
AlicenseBqualityDmaintenanceGet access to real-time SEO data, including: keyword insights, backlink data, traffic estimates and more. Allow AI tools and Large Language Models (LLMs) to tap into the real-time SEO Review Tools API with natural language commands.Last updated8845MITWhy this server?
Supports loading API credentials and configuration options from environment variables or .env files for local development and testing.
GoMITWhy this server?
Supports loading Desk3 API key from .env file for configuration.

Desk3 MCP Serverofficial
AlicenseBqualityDmaintenanceCryptocurrency MCP Server! Free! This powerful tool is designed for blockchain enthusiasts, providing comprehensive, real-time cryptocurrency information at your fingertips. Whether you're an experienced trader or just starting your journey into the crypto world.Last updated8163MITWhy this server?
Supports loading of API credentials and configuration from environment variables stored in .env files for secure server setup
MITWhy this server?
Manages environment variables to securely store API keys, including mem0 API key configuration.

Mem0 MCP Serverofficial
AlicenseAqualityFmaintenanceAn MCP server that integrates with mem0.ai to help users store, retrieve, and search coding preferences for more consistent programming practices.Last updated9655Apache 2.0Why this server?
Supports configuration through .env files for setting Hydrolix connection parameters like host, credentials, and database preferences.
Apache 2.0Why this server?
Supports configuration through .env files for credential management, enabling secure storage of Graphistry authentication details.

Graphistry MCPofficial
AlicenseAqualityFmaintenanceGPU-accelerated graph visualization and analytics server for Large Language Models that integrates with Model Control Protocol (MCP), enabling AI assistants to visualize and analyze complex network data.Last updated171711MITWhy this server?
Manages API keys and configuration settings for secure blockchain access

Adamik MCP Serverofficial
AlicenseAqualityDmaintenanceEnables read and write interactions with 60+ blockchain networks through Claude Desktop, providing a standardized multi-chain API for transaction management, account insights, staking, and token interactions.Last updated1271MITWhy this server?
Uses .env files for storing and accessing RSpace credentials and configuration variables.

RSpace MCP Serverofficial
AlicenseBqualityCmaintenanceA proof-of-concept server that enables LLM agents to interact with RSpace API endpoints using the Model Context Protocol, allowing AI assistants to access and manipulate research data in RSpace.Last updated504AGPL 3.0