Utilities MCP servers

6,075 servers

Small helpers: time, math, text conversion, random data and other everyday tools.

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YApi MCP io.github.ContextDong/yapi-mcp

Fetch YApi JSON API docs from a project URL for agent client integration.

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Docs and knowledge bases Official MCP Registry Local
Uniswap Universal Router Decoder io.github.Elnaril/uniswap-universal-router-decoder

Decode and encode Uniswap Universal Router calldata (V2, V3, V4). Read-only: never signs or sends.

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Utilities Official MCP Registry Local
Chalkcast io.github.FredMichel/chalkcast

Author, render and visually verify Manim math animations from natural language

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Design and media Official MCP Registry Local
Kenmet io.github.Magic-Resume/magic-resume

Read and edit Kenmet (formerly Magic Resume) resumes from any MCP client with safe JSON patches.

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Utilities Official MCP Registry Local
SimplyUtils io.github.Notysoty/simplyutils-mcp

Developer and text tools: JSON, QR codes, units, passwords, UUIDs, hashes, Base64, regex and more.

100% up · 30 days

Utilities Official MCP Registry Local Remote
File Processor io.github.Opafex/mcp-file-processor

Text extraction, keyword extraction, language detection, and chunking for RAG

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Utilities Official MCP Registry Local
TubeToTranscript io.github.TubeToTranscript/tubetotranscript

YouTube transcripts for AI agents: captions with timestamps, languages, TXT, SRT and VTT export.

100% up · 30 days

Design and media Official MCP Registry Local Remote
Dataparity io.github.arif-js/dataparity

Cross-database data diff and reconciliation for AI agents, with a portable row hash

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Databases Official MCP Registry Local
Dict io.github.azerbaijan-mcp/dict

Look up words in the Azerbaijani explanatory dictionary; downloads its database once (local only).

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Databases Official MCP Registry Local
Behavior Trees io.github.behaviortrees/behaviortrees

Validate, convert (behavior3 JSON, BehaviorTree.CPP XML) and open behavior trees in a visual editor

100% up · 30 days

Utilities Official MCP Registry Local Remote
Address Poisoning Check io.github.devx-agent/address-poisoning-check

Before sending crypto, check the recipient for address poisoning: lookalikes and bad checksums

100% up · 30 days

Finance and payments Official MCP Registry Local Remote
Specwise io.github.hybridforgelab/specwise-mcp

OpenAPI and JSON Schema validation and OpenAPI breaking-change diffs for AI agents.

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Developer tools Official MCP Registry Local
Temporal io.github.jordanburke/temporal-mcp-server

Time, timezone and duration tools — IANA zones, conversion, DST-correct date arithmetic.

100% up · 30 days

Utilities Official MCP Registry Local Remote
ORDan io.github.joshluberisse/ordan

ORDan's MCP server: calls, SMS and phone numbers for AI agents, under their owner's spend controls

100% up · 30 days

Communication and chat Official MCP Registry Local Remote
J2C Java to C++ io.github.juangp3/j2c

Check Java 17 code for C++ translation problems, fix them, and translate it to C++20.

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Utilities Official MCP Registry Local
KAERIS i18n io.github.kaeris-io/kaeris-mcp

Translate app language files into 46 languages and check placeholders, plurals and missing keys.

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Files and storage Official MCP Registry Local
OpenSTEM io.github.kimi94279-glitch/openstem-mcp

STEM study tools: LaTeX/circuit figures, math and unit checks, PDF/HWP reading, exam/slide export

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Office documents and spreadsheets Official MCP Registry Local
Unlimitedqrcodes io.github.kushalmtrivedi/unlimitedqrcodes-mcp

Generate 10 types of QR codes (URL, WiFi, vCard and more) as SVG, fully local.

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Design and media Official MCP Registry Local
Legesher io.github.legesher/legesher-mcp

Translate Python between English keywords and your language, with round-trip verification.

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Marketing and SEO Official MCP Registry Local
Base58 io.github.mrfentmen/base58-mcp

Encode and decode base58 and base58check offline, with version bytes and checksums

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Utilities Official MCP Registry Local
Bible Api io.github.mrfentmen/bible-api-mcp

Read Bible verses and passages in 30+ translations, with reference lookup and a random verse

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Religion and spirituality Official MCP Registry Local
Btc Address io.github.mrfentmen/btc-address-mcp

Validate Bitcoin addresses offline with real base58check and bech32/bech32m checksums

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Finance and payments Official MCP Registry Local
Catfact io.github.mrfentmen/catfact-mcp

Cat facts and breed data from catfact.ninja: a random fact, paging and every breed

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Utilities Official MCP Registry Local
Crc io.github.mrfentmen/crc-mcp

CRC-32, CRC-32C, CRC-16 variants and Adler-32 offline, with checksum check values verified, keyless.

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Utilities Official MCP Registry Local
Date Math io.github.mrfentmen/date-math-mcp

Business-day counting, date shifting and calendar differences with holiday support - fully local.

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Utilities Official MCP Registry Local
Dogceo io.github.mrfentmen/dogceo-mcp

Dog photos from dog.ceo: a random image, every breed with sub-breeds and breed galleries

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Design and media Official MCP Registry Local
Hash io.github.mrfentmen/hash-mcp

Hash and HMAC text locally with MD5, SHA-1, SHA-256, SHA-384 and SHA-512, in hex and base64

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Utilities Official MCP Registry Local
Hashid io.github.mrfentmen/hashid-mcp

Identify hash types offline: match a hex or crypt string against known algorithms and lengths

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Utilities Official MCP Registry Local
Hexdump io.github.mrfentmen/hexdump-mcp

Classic hex dumps and byte stats offline: dump text, hex or base64 and convert between them

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Utilities Official MCP Registry Local
Iban io.github.mrfentmen/iban-mcp

Validate IBANs offline with the official length table and mod-97 checksum, country by country

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Utilities Official MCP Registry Local
Ini io.github.mrfentmen/ini-mcp

Parse, validate, convert and generate INI configuration offline: sections, comments, quotes

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Utilities Official MCP Registry Local
Ip Subnet io.github.mrfentmen/ip-subnet-mcp

IPv4 subnet calculator: network, broadcast, masks, host ranges and CIDR splitting - fully local.

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Utilities Official MCP Registry Local
Ipdata io.github.mrfentmen/ipdata-mcp

ipdata.co IP intelligence: geolocation, ASN, company, threat and timezone lookups.

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Security Official MCP Registry Local
Isbn io.github.mrfentmen/isbn-mcp

Validate and convert ISBN-10 and ISBN-13 numbers, with checksum maths - fully local.

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Utilities Official MCP Registry Local
Jsonc io.github.mrfentmen/jsonc-mcp

Work with JSONC offline: strip comments and trailing commas, parse to JSON and locate errors

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Utilities Official MCP Registry Local
Jsondiff io.github.mrfentmen/jsondiff-mcp

Compare two JSON documents and apply RFC 6902 JSON Patch offline, with canonical output

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Office documents and spreadsheets Official MCP Registry Local
Jsonpath io.github.mrfentmen/jsonpath-mcp

Query JSON documents with JSONPath expressions, list every path and count matches - fully local.

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Office documents and spreadsheets Official MCP Registry Local
Jsonschema io.github.mrfentmen/jsonschema-mcp

Validate JSON against a JSON Schema offline, with a clear list of every structural error

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Utilities Official MCP Registry Local
Jwt io.github.mrfentmen/jwt-mcp

Decode JSON Web Tokens locally: header, claims, expiry timeline and warnings

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Utilities Official MCP Registry Local
Morse io.github.mrfentmen/morse-mcp

Encode text to Morse and decode Morse back, covering letters, digits and punctuation - fully local.

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Utilities Official MCP Registry Local
Openbeautyfacts io.github.mrfentmen/openbeautyfacts-mcp

Open Beauty Facts cosmetics database: look products up by barcode, brand or search terms with

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Databases Official MCP Registry Local
Poetrydb io.github.mrfentmen/poetrydb-mcp

Public-domain poetry from PoetryDB: find poems by author or title, read the lines, or pull a random

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Utilities Official MCP Registry Local
Public Holidays io.github.mrfentmen/public-holidays-mcp

Public holidays for 110 countries via Nager.Date, by year and country code.

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Utilities Official MCP Registry Local
Punycode io.github.mrfentmen/punycode-mcp

Convert internationalised domain names between Unicode and punycode (IDNA), label by label.

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DevOps and infrastructure Official MCP Registry Local
Qr io.github.mrfentmen/qr-mcp

Generate QR codes offline: module matrix, ASCII rendering or ready SVG, versions 1 to 9

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Utilities Official MCP Registry Local
Text Diff io.github.mrfentmen/text-diff-mcp

Unified diffs of two texts: change hunks with context, plus added and removed line counts

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Utilities Official MCP Registry Local
Timezone io.github.mrfentmen/timezone-mcp

IANA time zone maths offline: the time right now anywhere, wall-clock conversion and DST

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Utilities Official MCP Registry Local
Toml io.github.mrfentmen/toml-mcp

Read, write and query TOML config files: parse TOML to JSON, emit TOML, read one path.

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Utilities Official MCP Registry Local