
JavaScript Operator Lookup
JavaScripting
Let's write robust, well-tested, modular JavaScript code.

AI Skills Manager
SkillsBoard.sh
MCP.so
Agent Skills Directory
mcp skills
MCPServer.so
MCPServer.cc
Find and discover skills, MCP servers and marketplaces for Claude Code, Codex, Cursor and other coding agents - from Anthropic, OpenAI, Cursor and more. An automatically updated directory, ranked by real installs.

Which is more popular?
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | mjavascript.com | skillselion.com |
| Pricing | — | |
| Listed in |
What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
No analysis of Skillselion yet.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Modular JavaScript and Skillselion. For example, how are they different and which one is better?
When comparing Modular JavaScript and Skillselion, you can also consider the following products.

A full list of JavaScript operators with examples
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One place for all your AI skills
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Ranking of top JavaScript libraries, frameworks, and plugins
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Keep team-recommended AI skills in one searchable library and connect it to your agent through MCP.
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