Jsx Notation MCP server

by SebastianMaciel·io.github.SebastianMaciel/jsx-notation·v0.1.6

JSXN encoder/decoder — compact notation for React/Next.js files, optimized for LLMs

B75/100grade B

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Safety scan

B75/100

Adoption

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0 stars44 downloads/wk

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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.

decode_jsxn
Decodes JSXN compact notation back into standard JSX/TSX or HTML source code.
encode_jsxn
Encodes raw JSX/TSX source code or HTML into JSXN compact notation (~40% fewer tokens).
read_jsxn
Reads a React/Next.js file (.jsx, .tsx, .js, .ts), HTML file (.html), or SVG file (.svg) from disk and returns
write_jsxnwrite action
Decodes JSXN notation and writes the resulting JSX/TSX or HTML to a file on disk.

scanner v0.1.10 · 2026-09-28 · same rubric, same numbers if you re-run it

no findings

Code scan13 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 214 days ago4/15
Maintainer identityregistry namespace matches repository owner; GitHub account older than a year8/10

Overall 75/100. 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: 75/100; higher than 45% of 48,255 servers
Tools: 4; the typical server has 7
Tools that change things: 25%; typical: 0%. Fewer write tools means less an agent can break
Downloads a week: 44; more than 36% of 12,191 servers with a package

What its tools let an agent do: 3 read · 1 create

Runs npx -y jsx-notation on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add jsx-notation -- npx -y jsx-notation

Is Jsx Notation MCP server safe?: Mostly: it is graded B (75/100). Read the Jsx Notation safety report
How do I install Jsx Notation?: It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does Jsx Notation need an API key?: Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is Jsx Notation maintained?: The last commit was 252 days ago (2026-02-25). The latest release is v0.1.6.
How does Jsx Notation compare with other MCP servers?: safety score 75/100 (higher than 45% of 48,255 servers); tools 4 (the typical server has 7); tools that change things 25% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.