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MCP Catalog
New Arrivals

New MCP Servers

The newest MCP servers added to the catalog, all Debugger-graded and scored before going live. Ready to plug into Claude, Cursor, or any AI agent you already use.

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Yesterday

Jul 23, 2026 32

Code Clone Detector

Identify exact and near-duplicate code blocks within your project.

Grade A+ 3 tools Developer Tools Code DuplicationRefactoring

SQL Query Complexity Analyzer

Analyze SQL query complexity, join structures, and safety risks.

Grade A+ 2 tools Developer Tools SQLQuery Optimization

Password Entropy Calculator

Calculate password entropy, identify pattern risks, and verify security policy compliance.

Grade A+ 3 tools Security PasswordEntropy

OpenAPI Spec Validator

Validate OpenAPI 3.x documents for structural compliance, orphaned components, and path parameter consistency.

Grade B Developer Tools OpenapiSwagger

Markdown Lint Analyzer

Automated structural and formatting validation for Markdown documents.

Grade A+ 4 tools Developer Tools MarkdownLinting

License Compatibility Checker

Audit software licenses and check compatibility between dependencies.

Grade B Security LicenseSpdx

Git Branch Naming Linter

Validates git branch names against specific naming conventions and structural patterns.

Grade B Automation GitLinter

Env Variable Config Validator

Validate .env files for structural integrity, type accuracy, and security hygiene.

Grade A+ 3 tools Security EnvDotenv

Docker Compose Validator

Validate Docker Compose files for structural errors, port conflicts, and dependency cycles.

Grade A+ 4 tools Infrastructure DockerCompose

Dependency Version Conflict Detector

Identify and resolve versioning incompatibilities within dependency trees.

Grade B Development Tools NpmPip

CIDR IP Calculator

Perform IPv4 and IPv6 subnet mathematics, including network boundaries and host range calculations.

Grade A+ 2 tools Infrastructure Ipv4Ipv6

HTTP Status Reference Lookup

Retrieve official names, RFC references, and semantic properties for HTTP status codes.

Grade A+ 3 tools Networking HTTPStatus Codes

Hash Checksum Calculator

Generate, compare, and validate cryptographic and non-cryptographic hashes like MD5, SHA-256, and CRC32.

Grade B Security HashChecksum

Diff & Patch Calculator

Compute line-level and word-level diffs, generate unified patches, and calculate text similarity.

Grade A+ 4 tools Developer Tools DiffPatch

Cyclomatic Complexity Calculator

Quantitatively analyze code maintainability using cyclomatic and cognitive complexity metrics.

Grade A+ 2 tools Developer Tools ComplexityCyclomatic

CSS Specificity Calculator

Calculate, compare, and validate CSS selector specificity weights using W3C standards.

Grade B Developer Tools CSSSpecificity

Cron Expression Parser

Validate, interpret, and calculate execution schedules from cron expressions.

Grade A+ 4 tools Automation CronScheduling

Conventional Commit Linter

Validate commit messages against Conventional Commates spec and determine SemVer impact.

Grade B Automation GitCommit

Color Format Converter

Convert between HEX, RGB(A), HSL(A), HSV, and CMYK with precision.

Grade A+ 3 tools Design Tools ColorHex

API Rate Limit Calculator

Predict API exhaustion and simulate traffic-shaping algorithms.

Grade A+ 4 tools Developer Tools Rate LimitingAPI

WebSocket Capacity Planner

Estimate WebSocket connection limits, server fleet requirements, and network overhead.

Grade A+ 4 tools Infrastructure WebsocketScaling

SemVer Calculator

Validate, compare, and manipulate Semantic Versioning 2.0.0 strings.

Grade A+ 5 tools Developer Tools SemverVersioning

SBOM Dependency Risk Scorer

Analyze SBOM files to quantify supply chain risk through dependency structure, package staleness, and vulnerability exposure.

Grade A+ 4 tools Security SbomVulnerability

Regex Tester Explainer

Validate, test, and deconstruct regular expressions across multiple flavors.

Grade A+ 4 tools Developer Tools RegexTesting

LLM Fine-Tuning Dataset Validator

Verify structural integrity, token distribution, and training costs of JSONL datasets.

Grade A+ 5 tools Developer Tools LLMFine Tuning

JWT Decoder & Validator

Decode JWT segments and verify cryptographic signatures and temporal claims.

Grade A+ 4 tools Security JWTSecurity

Edge Latency Simulator

Estimates network latency for edge-computing deployment scenarios using geographic distance heuristics.

Grade A+ 3 tools Simulation LatencyEdge

CI/CD Pipeline Duration Analyzer

Analyze CI/CD pipeline run data to identify bottlenecks, critical paths, and parallelization opportunities.

Grade A+ 4 tools Devops PipelineOptimization

API Contract Diff Checker

Detect breaking and additive changes in OpenAPI and GraphQL schemas.

Grade A+ 3 tools Developer Tools OpenapiGraphql

Webhook Payload Signature Validator

Validate inbound webhook authenticity using HMAC signature verification and timestamp freshness checks.

Grade A+ 3 tools Security WebhookHmac

Wasm Bundle Size Analyzer

Analyze WebAssembly module size, compression savings, and execution latency across device tiers.

Grade A+ 4 tools Analytics WebassemblyWASM

Serverless Cold Start Estimator

Estimate latency impact and cold start probabilities for serverless functions.

Grade A+ 3 tools Devops AWS LambdaLatency