Testing & debugging MCP servers

Validate, lint, test-run and explain Open Lakehouse Contracts with LakeLogic, from any AI assistant.

Fast RuboCop-compatible Ruby linter with MCP inspect and autocorrect tools.

ArchLang: compile, describe, lint, validate, score, repair, fix, finish, suggest, complete, link.

Deterministic marketing math for AI agents: LTV:CAC, pipeline coverage, A/B tests, pricing.

Find test gaps, generate grounded tests, and dynamically prove behavior with mutation testing.

MCP chaos-testing toolkit. Default: simulated demo. Configure proxy mode to test a real agent.

Analyse tests for item quality, true ability, reliability and learner mastery.

Three.js MCP server: see, play, test and profile the three.js and WebGL pages your agent builds

Testing MCP for coding agents: exercise real user journeys, find bugs, verify them with evidence.

Decodes MsgPack (LsMsgPack schemas, type ids) as text and reads it from variables while debugging.

Authoring bridge for Caveat: validate, check and test programs; explain decisions; find dependents.

LLM & RAG evals: hallucination, eval contracts, semantic tests, tokens & model info. Free, no key.

Read-only tools that check whether code, and the tests that claim it works, are real.

Audits tests instead of writing them: what each one really asserts. 4 tools, local.

One signed label before paying an x402 seller, from Lumi's test-buys on XRPL, Base and Stellar

Develop firmware on the real board behind a debug probe: flash, reset, UART and CAN, policy-gated.

Runs Foundry tests and builds; returns compact, structured failures to AI coding agents

Official MCP server for Qase — manage test cases, runs, suites, defects via AI tools.

Create, update, review, and resolve visual tests with Applitools Eyes across any supported SDK.

Build, test and publish Olbrain AI agents from Claude Code, Codex or Claude.ai.

The bug mediator for AI-built apps: plain-English diagnosis + a ready fix, in your editor.

Bug tracking and test management: issues, test cases, sprints, runs, requirements and KB.

ABAP development from Claude and other MCP hosts: source, transports, tests, ATC, debugger

Connect AI assistants to TestRail: manage test cases, suites, runs, results, and attachments.

Validate SaaS and app ideas with real, managed ad tests from your coding agent.

Free signed allow/warn/block before paying x402 sellers; test-buys on XRPL, Base and Stellar

Test ads, prices and sales pitches on simulated buyers; get a go / iterate / no-go report.

Read-only MCP server over Verdict QA state: verdicts, findings, flaky quarantine, history.

Generates tests from acceptance criteria, then converges code with an agent that never sees them.

Find retiring LLM calls in code and test the replacement model on real traffic before switching.

Debug and explain LP/MILP models: why infeasible, the smallest fix, what-if and sensitivity.

Lint Jev and Luna decision-model questions, or ask the model to check them with your key.

Verified statistics for AI agents: guided tests, A/B tests, Tukey HSD, reports, optional Jev checks.

Ask your AI agent why your tests are failing. Instant analysis on failures and regressions.

NFZ waiting times in Poland: where a specialist, test or treatment is available soonest

C++ code coverage on Windows for AI agents. Find uncovered code from PDBs, no rebuild.

MCP server for Solhint — lint and autofix Solidity smart contracts from any MCP client

Inspect, render, test and export the parts and assemblies of PartCAD hardware packages

Author, validate, debug, and explain OPA Rego policies through any MCP-compatible client.

Mobile Frida MCP Server - AI-powered mobile app exploration and testing via Frida instrumentation

Read-only MCP server: a coding agent reads test sessions recorded in QA Wrap. Local only.

Give your agent eyes for motion: record, slow down and test animations in mobile apps

Thermal label MCP server: render, validate, debug and convert ZPL, EPL, TSPL and CPCL labels.

Record how any CLI behaves and check that a rewrite behaves the same (golden tests).

Kenya insurance MCP: sample products, NHIF-era coverage figures, illustrative crop risk. Demo data.

Fabrica test properties on Sepolia: try every Fabrica tool with no real-world effect.

Kenya health system guides: SHA/SHIF coverage, facility templates, maternal care, CHWs. Demo data.

Give an AI agent a real .NET debugger: breakpoints, stepping, locals, expression evaluation.

Static dataflow analysis, program slicing, linting, and dependency extraction for R code.

Docstring quality vetting for Python -- enrichment, freshness, coverage, and presence checks