
mcp skills
MCP Playground
TinyWow
Browser MCP
FastMCP.me
FastMCP 3.0
ToolArks
Remote MCP harness for Cursor and Claude: plan, run SEO/security/ship checks, verify until pass. Same API key and credits as REST.

The modern platform for creating, sharing, and collaborating on AI prompts. Advanced version control and real-time testing.

Website, pricing, platforms and company facts side by side.
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| Website | toolyour.com | diffyn.com |
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| Company | Startup from Pakistan · 1 - 9 employees | — |
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In their own words, as submitted to SaaSHub.


ToolYour is a remote MCP harness for AI agents: plan work, run playbooks or solve goals, and verify until checks pass. Primary jobs are ship-gate, SEO audits, and security audits. Developers call the same capabilities through REST; people smoke-check tools in the browser. MCP and REST share one...
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What each product offers, as listed by its team.


An editorial look at what each product does well and who it suits.


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The Ultimate Prompt Tool for Creators – Visualize & Organize with Diffyn
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing ToolYour and Diffyn.
Diffyn's answer:
Addresses workflow and change management on LLM prompts, provide teams with traceability and visualization of tests across multiple models, provide deeper understading into efficiency of these prompts.
Diffyn's answer:
Diffyn is the platform that specializes on both change management and multi-model analysis.
Diffyn's answer:
React, Next.js, POSTGRESQL
Diffyn's answer:
Professionals incorporating LLMs or AI tools in their workflow and wants to keep track of changes and test their prompts.
Diffyn's answer:
I started working on Diffyn when I notice that prompting has become an essential part of work across many industries. While there are version control platofrms like github, they are not designed for just prompt management are can be overkill such applications, it is also not integrated natively with various LLMs and relevant tools for users to validate ideas and visualise results properly.
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Open-source MCP playground to test and introspect servers
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TinyWow provides free online conversion, pdf, and other handy tools to help you solve problems of all types.
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Browser MCP connects AI applications to your browser so you can automate tasks using AI. Supported by Claude, Cursor, VS Code, Windsurf, and more.
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The AppStore for MCP servers - discover and install for Cursor IDE, VS Code, Claude Desktop, Claude Code, ChatGPT Connectors, Continue.dev, Aider, and other AI development tools. One-click installation with curated, community-vetted servers.
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The fast, Pythonic way to build MCP servers and clients
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