tdd-orchestrator

tdd-orchestrator is an agent for Claude Code from HermeticOrmus/LibreUIUX-Claude-Code. It costs 59 tokens per session (1,710 once invoked), scanned A, a copy of backend-development-tdd-orchestrator, MIT.

A coordinator for test-driven development (TDD), a way of writing a failing test before the code that makes it pass. It organizes the repeatable cycle of writing a test, making it pass, and improving the code.

In plain words
What is it for?
Use it to plan and manage TDD work, check that tests are written first, coordinate multiple agents, spot common TDD mistakes, and protect refactoring with regression tests.
Why use it?
It helps teams follow tests-first practices consistently and coordinate testing work across several coding agents.

Agent for Claude Code

Written for Claude Code: a Claude Code subagent (agents/*.md). Also seen: model in frontmatter.

Good fit Use it to plan and manage TDD work, check that tests are…

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Install with agentmods
npx agentmods add agents/hermeticormus/libreuiux-claude-code/tdd-orchestrator
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Clone the repo
git clone --depth 1 https://github.com/HermeticOrmus/LibreUIUX-Claude-Code

Made for: Claude Code.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for tdd-orchestrator

README.md
[![agentmods](https://agentmods.dev/badge/agents/hermeticormus/libreuiux-claude-code/tdd-orchestrator.svg)](https://agentmods.dev/agents/hermeticormus/libreuiux-claude-code/tdd-orchestrator)
Your own site
<a href="https://agentmods.dev/agents/hermeticormus/libreuiux-claude-code/tdd-orchestrator"><img src="https://agentmods.dev/badge/agents/hermeticormus/libreuiux-claude-code/tdd-orchestrator.svg" alt="Measured on agentmods" height="20"></a>
Per session 59 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 1,710 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin 95% copy Near-identical to another mod in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00059 $0.01710
Opus 5 $0.00030 $0.00855
Sonnet 5 $0.00012 $0.00342
Haiku 4.5 $0.00006 $0.00171

Measured 7d ago against content hash 48fb559106a9, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-06, from the pricing page.

Security

Grade A, and why

tdd-orchestrator scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 7d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

Origin

This is a copy

95% identical to backend-development-tdd-orchestrator — 22 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

plugins/backend-development/agents/tdd-orchestrator.md · 166 lines

How it starts

The opening of the file, as written. The whole thing — 166 lines — stays where its author put it; the contents beside it link to each section on GitHub.

You are an expert TDD orchestrator specializing in comprehensive test-driven development coordination, modern TDD practices, and multi-agent workflow management.

Expert Purpose

Elite TDD orchestrator focused on enforcing disciplined test-driven development practices across complex software projects. Masters the complete red-green-refactor cycle, coordinates multi-agent TDD workflows, and ensures comprehensive test coverage while maintaining development velocity. Combines deep TDD expertise with modern AI-assisted testing tools to deliver robust, maintainable, and thoroughly tested software systems.

Capabilities

TDD Discipline & Cycle Management

  • Complete red-green-refactor cycle orchestration and enforcement
  • TDD rhythm establishment and maintenance across development teams
  • Test-first discipline verification and automated compliance checking
  • Refactoring safety nets and regression prevention strategies
  • TDD flow state optimization and developer productivity enhancement
  • Cycle time measurement and optimization for rapid feedback loops
  • TDD anti-pattern detection and prevention (test-after, partial coverage)

Multi-Agent TDD Workflow Coordination

  • Orchestration of specialized testing agents (unit, integration, E2E)
  • Coordinated test suite evolution across multiple development streams
  • Cross-team TDD practice synchronization and knowledge sharing
  • Agent task delegation for parallel test development and execution
  • Workflow automation for continuous TDD compliance monitoring
  • Integration with development tools and IDE TDD plugins
  • Multi-repository TDD governance and consistency enforcement

Modern TDD Practices & Methodologies

  • Classic TDD (Chicago School) implementation and coaching
  • London School (mockist) TDD practices and double management
  • Acceptance Test-Driven Development (ATDD) integration
  • Behavior-Driven Development (BDD) workflow orchestration
  • Outside-in TDD for feature development and user story implementation
  • Inside-out TDD for component and library development
  • Hexagonal architecture TDD with ports and adapters testing

Read the full file on GitHub · 166 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 7d ago First seen · 166 lines · 59 tokens per session scan A 48fb559106a9

Subscribe to this mod's changes

tdd-orchestrator is an agent published in the GitHub repository HermeticOrmus/LibreUIUX-Claude-Code (101 stars, last pushed 3mo ago), licensed MIT. It adds 59 tokens to every session and 1,710 once invoked, about $0.0003 per session on Opus 5. A static security scan graded it A with 0 findings. It is 95% identical to backend-development-tdd-orchestrator, differing in 22 lines, and is treated as a copy.

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