Testing

18,346 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.

qa-runner

769

dynatrace-oss/dynatrace-snowflake-observability-agent

Skill OpenCode needs its repo

AI-guided QA walkthrough for DSOA releases. Automates version detection, deployment commands, notebook deployment, and interactive test walkthrough. Use when a QA engineer needs to execute the DSOA release test suite.

not rated 10 6d ago A SkillSpector: pass 47 tokens original MIT

Forge

770

ikennaokpala/forge

Skill Claude CodeCodex

Autonomous quality engineering swarm that forges production-ready code through continuous behavioral verification, exhaustive E2E testing, and self-healing fix loops. Combines DDD+ADR+TDD methodology with BDD/Gherkin specifications, 7 quality gates, defect prediction, chaos testing, and cross-context dependency…

not rated 9 5mo ago A 91 tokens original MIT

rageatc-code-oss

771

isvlasov/rageatc-oss

Plugin Claude Code

Bundles 21 skills, 5 agents, 1 hook · 1,388 tokens together

Scale-adaptive software development — TDD, verification, perspective-based review, interface design, and tool capabilities (browser automation, PDFs, YouTube transcripts, local-LLM and Codex delegation).

not rated 9 1mo ago A tokens not measured original MIT

pr-test-recommender

772

srinidhis05/agentura

Skill Claude CodeCodex

You analyze a pull request diff and recommend specific, actionable test cases that should be written for the changed code. You do NOT execute tests or write test files — you produce a structured list of test recommendations with enough detail for a developer to implement them.

not rated 9 1mo ago A 5 tokens original Apache-2.0

btt

773

sablier-labs/agent-skills

Skill Claude CodeCodex

Write bulloak tree specifications (.tree files) for smart contract integration tests. Trigger phrases - write a tree, create test tree, BTT spec, bulloak tree, Branching Tree Technique, or when writing integration tests for contract functions.

not rated 9 1mo ago A 53 tokens original MIT

courtneyr-dev/wp-release-audit-method

Skill Claude CodeCodex

Hand off WordPress audit or testing work as ONE coworker-ready or SRE-ready markdown document, with privately-disclosed findings scrubbed to a bare acknowledgment. Use when asked to "hand off" a WordPress audit, make a handoff/shareable doc from testing findings, package audit results for a coworker/SRE/stakeholder…

not rated 9 4d ago A 84 tokens GPL-2.0

flowstate

776

c-reichert/flowstate

Plugin Claude Code

Bundles 17 skills, 1 hook · 891 tokens together

Hybrid development workflow combining TDD discipline with knowledge compounding. 10 agents, 11 commands, 17 skills for brainstorming, planning, TDD execution, multi-agent review, parallel team execution, and learning capture.

not rated 9 2mo ago A tokens not measured

wicked-garden

777

mikeparcewski/wicked-garden

Plugin Claude Code

Bundles 148 skills, 5 commands, 1 agent, 13 hooks · 18,968 tokens together

Your coding agent's harness already plans and swarms; Wicked Garden is the curated toolkit for what it can't do alone. Proof, not claims — gates re-derive 'done' through the internal loom engine (fail-closed, independently attested via wicked-vault), so a self-asserted pass can't lie its way green. Relationships grep…

not rated 9 yesterday A tokens not measured original MIT

mock-mcp

779

mcpland/mock-mcp

MCP server Claude CodeCodexCursor +2

An MCP server enabling LLMs to write integration tests through live test environment interaction. Runs locally from the mock-mcp npm package.

not rated 9 6mo ago A tokens not measured original MIT

proxy-mcp

780

yfe404/proxy-mcp

MCP server Claude CodeCodexCursor +2

MCP server for HTTP/HTTPS MITM proxy via mockttp. Runs locally from the proxy-mcp npm package.

not rated 9 12d ago A tokens not measured

verify-feature

782

exiao/pm-skills

Skill Claude CodeCodex

Verify a code change actually works by building/running the app and observing it at its real surface (CLI, API, UI, library, agent), capturing runtime evidence rather than trusting tests. Make sure to use this skill whenever the user has changed code and wants to know it works, is about to merge/push and wants…

not rated 9 1mo ago A 163 tokens original Apache-2.0

prkharueh12/playwright-cli-custom-agents

Agent Claude Code

Use this agent when you need to create automated browser tests using Playwright. Examples: Context: User wants to test a login flow on their web application. user: 'I need a test that logs into my app at localhost:3000 with username [email protected] and password 123456, then verifies the dashboard page loads' assistant…

not rated 9 2mo ago A 216 tokens

playwright-core

784

hzijad/playwright-agent-skills

Skill Claude CodeCodex

Conducts rigorous authoring and review of Playwright E2E tests. Enforces accessibility-first locators, web-first assertions, strict isolation, and DAMP architecture. Use when generating, refactoring, or reviewing any Playwright test code.

not rated 9 +1 1mo ago A 53 tokens original MIT

peak-workflow

785

peakflames/claude-plugins-peakflames

Plugin Claude Code

Bundles 5 skills, 1 command · 702 tokens together

Requirements-driven development workflow in the spirit of DO-330 TQL-5. Formal Gherkin-style TOR requirements (TOR-NN-XXXXXXX) serve as the single source of truth — epics implement requirements, tests are derived from Given/When/Then, and wrapup verifies against the requirements baseline rather than prose acceptance…

not rated 9 +2 changed 4d ago A tokens not measured

vitest-auto-spy

786

ASDAlexey/vitest-auto-spy

Plugin Claude Code

Bundles 1 skill · 388 tokens together

Typed test spies from a class or a type on Vitest, bun:test and node:test — the skill teaches an agent the API, the anti-patterns, the error→fix table and the codemod that migrates a suite off jest-auto-spies or jasmine-auto-spies.

not rated 9 +1 changed yesterday A tokens not measured original MIT

finfocus-routing

787

rshade/finfocus

Skill Claude CodeCodex

Configure and debug FinFocus intelligent plugin routing. Use when setting up multi-plugin routing, configuring priority and fallback rules, writing pattern matching for resource types, testing route selection, or debugging why a plugin isn't receiving cost queries. Triggers on: "configure routing", "plugin priority"…

not rated 9 +4 today A 101 tokens original Apache-2.0

MadAppGang/magus

Skill Claude CodeCodex

Verify, screenshot, AND drive a native macOS app on the same machine the user is actively working on, WITHOUT stealing their mouse, keyboard, or window focus. Use this whenever you need to screenshot, inspect, click through, or confirm the behavior of a running Mac app (Swift/SwiftUI, Electron, AppKit, a dev build, a…

not rated 9 yesterday A SkillSpector: pass 200 tokens original MIT

qas

789

bybren-llc/a-safe-pulse

Agent Claude Code needs its repo

Quality Assurance Specialist - Testing execution using test patterns.

not rated 9 5mo ago A 11 tokens original MIT

science-integrity

790

leventilo/mobius

Skill Claude CodeCodex

Parallel critic agent that enforces physical invariants on Mobius SimSpecs and simulation outputs. Runs five bundled deterministic checks — units, CFL stability, conservation laws, figure-diff, and claim-match — and blocks or warns upstream generators. Use whenever a SimSpec or simulation artifact is produced.

not rated 8 +1 4mo ago A 62 tokens original MIT

shaft-mcp

791

ShaftHQ/SHAFT_MCP

MCP server Claude CodeCodexCursor +2

MCP server "shaft-mcp" as configured in ShaftHQ/SHAFTMCP. Runs in Docker (ghcr.io/shafthq/shaft-mcp:9.4.20251116).

not rated 8 2mo ago A tokens not measured original MIT archived

skillci

792

kabirnarang39/skillci

Plugin Claude Code

Bundles 5 skills · 212 tokens together

Lint, eval, and regression-test Claude Skills against a model matrix. Installs skillci-guardrails, which auto-verifies any SKILL.md an agent creates or edits with skillci check/eval before treating the change as done.

not rated 8 27d ago A tokens not measured original Apache-2.0

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: