Skylos vs Storybook MCP Addon
Two MCP servers from our developer tools ranking, compared on live data - updated nightly, never sponsored.
Bottom line · 2026-08-25
Storybook MCP Addon records significantly more monthly package installs (7,699,261 vs 133,796); both are actively maintained, with commits inside the last month.
How they differ in kind
Skylos focuses on: Open-source, local-first checks for dead code, security issues, secrets, quality regressions, and AI-code mistakes before merge. Storybook MCP Addon focuses on: Welcome to the Storybook MCP Addon monorepo. Implementation languages differ (Python vs TypeScript).
What each one does
Skylos
Open-source, local-first checks for dead code, security issues, secrets, quality regressions, and AI-code mistakes before merge.
From the project's README.
Storybook MCP Addon
Welcome to the Storybook MCP Addon monorepo! This project enables AI agents to work more efficiently with Storybook by providing an MCP (Model Context Protocol) server that exposes UI component information and development workflows. It runs locally over stdio via the published package.
From the project's README.
14 signals, side by side
| Signal | Skylos | Storybook MCP Addon |
|---|---|---|
| Monthly installs | 133,796 | 7,699,261 |
| GitHub stars | 542 | 268 |
| Last commit | 2026-08-24 | 2026-08-21 |
| Releases · last 90 days | 10+ | 2 |
| In the registry since | Mar 2026 | Mar 2026 |
| Registry versions | 1 | 3 |
| Documented tools | not extracted - see README | not extracted - see README |
| Env vars extracted | none extracted - see README | none extracted - see README |
| Runs | local (stdio) | local (stdio) |
| Endpoint auth | local only | local only |
| Maintenance | actively maintained | actively maintained |
| License | Apache-2.0 | MIT |
| Language | Python | TypeScript |
| Category rank | #4 of 139 | #1 of 139 |
Which one, for what
Derived from the signals above, not hands-on testing.
Pick Skylos if…
- → release velocity matters - 10+ releases in 90 days vs 2
- → you prefer a Python codebase to extend or audit
Pick Storybook MCP Addon if…
- → you want the more widely installed option - 7,699,261 monthly installs vs 133,796
- → you prefer a TypeScript codebase to extend or audit
Who's behind them
Skylos - duriantaco: 1 MCP server tracked, 1 maintained, 542 combined stars.
Storybook MCP Addon - storybookjs: 1 MCP server tracked, 1 maintained, 268 combined stars.
Not sold on either?
The next-ranked developer tools servers we track:
Quick answers
Is Skylos better than Storybook MCP Addon?
Package installs favor Storybook MCP Addon: 7,699,261 monthly installs to 133,796. Skylos still ranks #4 of 139 maintained developer tools servers. Data as of 2026-08-25; we haven't hands-on tested either.
Can I use Skylos and Storybook MCP Addon together?
Yes - MCP clients accept multiple servers in one config, so you can enable both developer tools servers side by side. If their tools overlap, keep the one whose toolset fits to keep your agent's tool list lean.
Keep exploring: best developer tools servers · Python servers · TypeScript servers · all comparisons · every server
Methodology: package-usage signal = npm/PyPI installs (last month, platform APIs) · maintenance = commit recency + release cadence (GitHub) · tool lists and environment-variable names extracted from each project's README · endpoint auth from our own nightly probes. We haven't hand-tested these servers; everything here is data as of 2026-08-25.