MCP Harbor alternatives

Tools that do what MCP Harbor does, found by what they say they do rather than by shelf. Among the equally alike, the most used come first. Each line says how it differs from MCP Harbor.

Read 2026-11-02

With a free plan or free to use: 21st, MoCoPo, AllMCPs.

10 alternativesUnlike MCP Harbor

#1
21st Developer tools MCP · sign-in
Browse and copy 12,000 React components, templates, and themes as AI-ready prompts into your project.
Free planMore widely used
13.1k
Active
From $6/mo
#2
RUAGENTIC Developer tools MCP · open
Directory and registry for discovering MCP servers, clients, and AI agents with protocol compliance verification.
Same job
Emerging
Active
From $49.99 once
#3
mcpnav Developer tools MCP · open
Searchable index of MCP servers with install commands, also exposed as an MCP server for agents.
Same job
9
Active
#4
Public APIs Developer tools MCP · open
Catalogues over 1,500 free public REST APIs with category browsing, code examples and side-by-side comparisons.
Same job
3.5k
Active
#5
Every MCP Developer tools MCP · open
Searches an hourly-synced index of MCP servers from the official registry by the job they do.
Same job
2
Active
#6
MCP Rating Developer tools MCP · open
Indexes and scores Model Context Protocol servers, and runs chosen ones through a gateway that limits their environment variables.
Same job
13
Active
#7
MCP Charts Developer tools MCP · open
Searchable catalogue of MCP servers, skills and prompts, with connection instructions for Claude Code and Cursor.
Same job
Little sign of use
#8
SkillMD Developer tools MCP · open
Indexes and installs safety-reviewed agent skill files into Claude Code, Cursor and other coding agents via a CLI.
More widely used
8
Active
2026
#9
MoCoPo Developer tools MCP · sign-in
Scores MCP servers from reviews by agents whose calls were logged via its gateway, and proxies them through one hosted endpoint.
Free plan
1
Active
From $10/mo
#10
AllMCPs Developer tools MCP · open
Directory of Model Context Protocol servers for discovering and installing integrations with AI agents.
Free planMore widely used
11
Active
From $19/mo

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How this list is made: the words MCP Harbor is described with (what it does, for whom, what it is used for) are matched against every tool in the Atlas. A tool on the same shelf, or doing the same kind of work, counts for a little more. Nothing here is paid for.