Zsh Tool MCP server

by ArkTechNWA·io.github.ArkTechNWA/zsh-tool·v0.2.1·5 stars

Zsh for Claude Code. PTY mode lets Claude type passwords. NEVERHANG + A.L.A.N.

B83/100grade B

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B83/100

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5 stars

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If you have run it, two minutes of your experience saves the next person an afternoon.

write = sends, deletes, buys or posts

Read from the package source without running it. The installed server may list more.

zshwrite action
Execute a zsh command with yield-based oversight. Returns after yield_after seconds with partial output if still running. Use zsh_poll to continue collecting output.
zsh_alan_query
Query A.L.A.N. for insights about a command pattern
zsh_alan_stats
Get A.L.A.N. learning database statistics
zsh_health
Get health status of zsh-tool including NEVERHANG and A.L.A.N. status
zsh_killwrite action
Kill a running task.
zsh_neverhang_reset
Reset NEVERHANG circuit breaker to closed state
zsh_neverhang_status
Get NEVERHANG circuit breaker status
zsh_poll
Get more output from a running task. Call repeatedly until status is not 'running'.
zsh_sendwrite action
Send input to a running task's stdin. Use for interactive commands that need input.
zsh_tasks
List all active tasks with their status.

scanner v0.1.10 · 2026-10-01 · same rubric, same numbers if you re-run it

no findings

Code scan9 source files scanned25/25
–Live reliabilityno gateway calls yet and no remote to proben/a
–Tool poisoningtools not inspected (local package is not executed); not countedn/a
Auth qualitylocal package, no credentials required12/15
Maintenancelast push 169 days ago8/15
Maintainer identityregistry namespace matches repository owner; GitHub account older than a year9/10

Overall 83/100. Components that don't apply are left out of the denominator. Any critical finding is an F.Rubric Appeal a finding JSON

Against every graded MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score: 83/100; higher than 65% of 48,255 servers
Tools: 10; the typical server has 7
Tools that change things: 30%; typical: 0%. Fewer write tools means less an agent can break
GitHub stars: 5; more than 83% of 28,688 servers

What its tools let an agent do: 7 read · 3 change

claude mcp add zsh-tool -- uvx zsh-tool-mcp

Is Zsh Tool MCP server safe?: Mostly: it is graded B (83/100). Read the Zsh Tool safety report
How do I install Zsh Tool?: It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does Zsh Tool need an API key?: No secret keys are declared. It reads 1 setting from the environment.
Is Zsh Tool maintained?: The last commit was 203 days ago (2026-04-15). The latest release is v0.2.1.
How does Zsh Tool compare with other MCP servers?: safety score 83/100 (higher than 65% of 48,255 servers); tools 10 (the typical server has 7); tools that change things 30% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.