MCP server

Regex

io.github.mrfentmen/regex-mcp

Checked 26 Oct 2026, 08:31 UTC · Still published on its registry; checked against OSV.dev; never run by us

Test, describe, and validate regular expressions locally. No network and no key.

Runs on your computer

Source

At a glance

Type: MCP server
Publisher: Not verified
Status: Runs on your computer
Sets up in: Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code
Last checked: 26 Oct 2026, 08:31 UTC

Connect it to your agent

Add to Cursor Add to VS Code VS Code Insiders

Opens the app, which shows the server and asks you to confirm. It then runs the package on your computer with your permissions. For other apps, copy the setup below.

Claude Code

claude mcp add regex-mcp -- npx -y @mrfentmen/regex-mcp@1.0.0

Claude Desktop

{"mcpServers":{"regex-mcp":{"command":"npx","args":["-y","@mrfentmen/regex-mcp@1.0.0"]}}}

Codex (config.toml)

[mcp_servers.regex-mcp]
command = "npx"
args = ["-y","@mrfentmen/regex-mcp@1.0.0"]

Gemini CLI

{"mcpServers":{"regex-mcp":{"command":"npx","args":["-y","@mrfentmen/regex-mcp@1.0.0"]}}}

Cursor

{"mcpServers":{"regex-mcp":{"command":"npx","args":["-y","@mrfentmen/regex-mcp@1.0.0"]}}}

VS Code

{"servers":{"regex-mcp":{"type":"stdio","command":"npx","args":["-y","@mrfentmen/regex-mcp@1.0.0"]}}}

Runs on your computer with your permissions: check the package and its source before installing.

Browse

Related MCP servers

One Million Tools
42 free deterministic utilities: JSON, CSV, YAML, encoding, hashing, JWT, cron, formatters, CSS.
AgentIndex x402
Jev-powered decisions, web search, PDF/web to Markdown, summarize. From $0.001, no API key.
Arch Tools
63 production tools for AI agents — one API key, pay per call in USDC (x402) or Stripe credits.
Plumbkit
Exact utilities for agents: time zones, date math, business days, calculator, units, validation.
Surewhynot Quartermaster
x402 toolkit for AI agents: paid web, AI, and Base chain tools per call in USDC. Free tools too.
Diogenes Dev & Data Utilities MCP
JSON healing, O(n) ReDoS defense, XML prompt compilation, and schema verification tools.
SmartTools
70+ free calculators & converters as MCP tools; each result links to its source page.
India API
Free Indian data and AI: pincode, IFSC, GSTIN, holidays, GST invoice, OCR, translation. No key.

Badge for your README

[![AptLynx](https://aptlynx.net/badge/io.github.mrfentmen/regex-mcp.svg)](https://aptlynx.net/servers/io.github.mrfentmen/regex-mcp)

Listing text is written by the maker; AptLynx lists tools and does not vouch for them. Find another tool · Browse by topic · For agents