Rulemorph MCP Server

Rulemorph transforms data from external APIs, CSV, JSON, YAML, TOML, XML, HTML, Markdown, and Excel into predictable JSON using declarative YAML/JSON rules.

People who work with csv, data transformation and etl and want it reachable from Claude, Cursor, VS Code, or another MCP client. The project is written in Rust.

VERIFIED ACTIVE

LAST COMMIT 2026-06-11 · ★ 2 · #228 OF 229 MAINTAINED CODING AGENT · VERIFIED 2026-09-18

MIT · Rust servers · how we verify → /methodology

01 · Install Rulemorph MCP Server

Claude Desktop

Settings → Extensions → Install, then select the https://github.com/vinhphatfsg/rulemorph/releases/download/v0.3.4/rulemorph-mcp-v0.3.4-aarch64-apple-darwin.mcpb .mcpb bundle

02 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as Claude Desktop extension (.mcpb bundle)

license MIT - declared in the repository

registry namespace io.github.vinhphatfsg is GitHub-verified and matches the repo owner

03 · What Rulemorph MCP Server can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

Latest releases

v0.3.4 · 2026-06-09

0.3.3へ更新しREADMEのCLI使用例を整理 · Merge v0.3.4 into main

v0.3.3 · 2026-06-05

Prepare v0.3.2 release · 0.3.3へ更新しREADMEのCLI使用例を整理

v0.3.2 · 2026-06-02

v0.3.2 · This release adds the custom OP and expression improvements merged into main for the v0.3.2 train. · Highlights · Add user-defined custom OPs via defs, including typed inputs/returns, with calls, object…

04 · Who maintains Rulemorph MCP Server

Rulemorph MCP Server is maintained by vinhphatfsg. We track 2 MCP servers from vinhphatfsg - 2 actively maintained, 4 combined GitHub stars, oldest repo from Jan 2026.

05 · Facts

repository
github.com/vinhphatfsg/rulemorph
category
coding agent - ranked #228 of 229 actively-maintained coding agent servers as of 2026-09-18.
registry
io.github.vinhphatfsg/rulemorph-mcp (active, first published 2026-01-20 · 9 versions)
packages
mcpb:https://github.com/vinhphatfsg/rulemorph/releases/download/v0.3.4/rulemorph-mcp-v0.3.4-aarch64-apple-darwin.mcpb · mcpb:https://github.com/vinhphatfsg/rulemorph/releases/download/v0.3.4/rulemorph-mcp-v0.3.4-x86_64-apple-darwin.mcpb · mcpb:https://github.com/vinhphatfsg/rulemorph/releases/download/v0.3.4/rulemorph-mcp-v0.3.4-x86_64-unknown-linux-gnu.mcpb · mcpb:https://github.com/vinhphatfsg/rulemorph/releases/download/v0.3.4/rulemorph-mcp-v0.3.4-x86_64-pc-windows-msvc.mcpb

06 · Rulemorph MCP Server FAQ

What is Rulemorph MCP Server?

Rulemorph transforms data from external APIs, CSV, JSON, YAML, TOML, XML, HTML, Markdown, and Excel into predictable JSON using declarative YAML/JSON rules.

Is Rulemorph MCP Server still maintained?

Yes - as of 2026-09-18, its last commit was 2026-06-11. We re-verify nightly.

07 · Alternatives to Rulemorph MCP Server

Alternatives to Rulemorph MCP Server

Maintained coding agent servers if Rulemorph MCP Server isn't the fit.

  1. Serena A powerful toolkit for coding, providing semantic retrieval and editing capabilities. ★ 29,556 · 2026-09-17
  2. Desktop Commander MCP server for terminal commands, file operations, and process management ★ 9,633 · 2026-09-17
  3. Ouroboros Pins an acceptance spec; the verify command and expected output never enter the success contract. ★ 6,016 · 2026-09-15
  4. Socraticode MCP server for enterprise local codebase indexing, semantic search, and code dependency graphs. ★ 3,312 · 2026-09-17
  5. Omnara Deploy durable AI agents with Omnara, an open-source managed-agent platform. ★ 2,858 · 2026-09-18
  6. Docs Search and read Empryo's documentation. Read-only, no auth, no local access. ★ 1,246 · 2026-09-17

Pairs well with

Servers that cover what Rulemorph MCP Server doesn't - only shown when the pairing reason fits the companion.

  1. Context7 → documentation companion documentation · ★ 62,152
  2. GitLab MCP → documentation companion documentation · ★ 1,984
  3. Xcode Build MCP → developer tools companion developer tools · ★ 6,397
  4. Sentry MCP → developer tools companion developer tools · ★ 855
  5. Server Filesystem → filesystem companion filesystem · ★ 39,038
  6. Pdf MCP → filesystem companion filesystem · ★ 135

More coding agent MCP servers · Axis · Open Reflex · Visily UI Design · LLM Sandbox · Deja Vu

More Rust MCP servers · Lific · Emem, The Verifiable Memory Protocol For The Physical World · Samong · Warmplane · Crawlberg · see all