$ Explore the latest AI assistants, APIs, and Agentic Frameworks that are transforming the developers world. Whether you're a pro coder or just starting out, our curated list has something for everyone.

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free tier
Tools and services that provide a limited set of features for free, with the option to upgrade for more advanced capabilities.
free trial
Tools and services that allow users to try out their features for a limited time before committing to a paid plan.
open source
Software and tools that are available for free and can be modified or distributed by anyone.
Tools and services that require a subscription or one-time payment for access to their full features.
free
Tools and services that are available at no cost to users.
~/ai-directory$ ls
<desc>

Server-side tools for managing and deploying AI models and services.

</desc>

mcp-servers/ ls -la | more

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Solana Blockchain

Enables secure interaction with the Solana blockchain for checking wallet balances, retrieving blockchain information, and executing token transfers through RPC endpoints and keypair-based authentication.
๐Ÿ”— VISIT
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SonarQube

Integrates with SonarQube to provide code quality metrics, issue tracking, and quality gate status information for software development projects
๐Ÿ”— VISIT
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Spiral Writer

Provides a FastMCP-powered interface for generating text, processing file content, and extracting article data from URLs with asynchronous operations and robust error handling for content generation workflows.
๐Ÿ”— VISIT
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Spotify

Integrates with Spotify to enable music playback control, playlist management, and track searching through OAuth authentication and a lightweight stdio server.
๐Ÿ”— VISIT
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Substack

Integrates with Substack newsletters to retrieve posts, access content, search within publications, and get author information through the Substack API library.
๐Ÿ”— VISIT