marcusgoll/Spec-Flow

Turn product ideas into production launches with Spec-Driven Development. Repeatable Claude Code workflows with quality gates, token budgets, and auditable artifacts.

91Stars on the repository
60Mods indexed here, across every type
4mo agoLast push, which is what freshness is scored on
MITLicence, which decides whether bodies are shown

analysis-phase

01

marcusgoll/Spec-Flow

Skill Claude CodeCodex

Validates cross-artifact consistency and detects breaking changes during feature analysis. Use when running /analyze command, validating spec-plan alignment, checking task-implementation consistency, or identifying API/database/UI breaking changes before deployment. (project).

91 4mo ago A 49 tokens original MIT

anti-duplication

02

marcusgoll/Spec-Flow

Skill Claude CodeCodex

Before implementing new code (endpoints, components, services, models), search the codebase for existing patterns to reuse. Prevent code duplication by finding and suggesting similar implementations. Auto-trigger when user asks to create, implement, add, or build new functionality.

91 4mo ago A 56 tokens original MIT

audit-claude-md

03

marcusgoll/Spec-Flow

Skill Claude CodeCodex

Audit and refactor CLAUDE.md files to eliminate bloat, enforce context engineering best practices, and create folder-level CLAUDE.md files for complex domain-specific instructions.

91 4mo ago A 0 tokens original MIT

marcusgoll/Spec-Flow

Skill Claude CodeCodex

Detect and warn about breaking API/schema changes before implementation. Auto-trigger when modifying API routes, database schemas, or public interfaces. Validates changes against api-strategy.md versioning rules. Suggests migration paths for breaking changes. Prevents removing endpoints, changing request/response…

91 4mo ago A 72 tokens original MIT

caching-strategy

05

marcusgoll/Spec-Flow

Skill Claude CodeCodex

Cache expensive operations to avoid redundant work across workflow phases. Caches project docs (15min TTL), npm info (60min), grep results (30min), token counts (until file modified), web searches (15min). Auto-triggers when detecting repeated reads of same files or repeated API calls. Saves 20-40% execution time.

91 4mo ago A 74 tokens original MIT

clarification-phase

06

marcusgoll/Spec-Flow

Skill Claude CodeCodex

Executes the /clarify phase using AskUserQuestion tool to resolve ambiguities through structured questions (≤3), prioritization, and answer integration. Use when spec.md contains [NEEDS CLARIFICATION] markers, when requirements need disambiguation, or when running /clarify command to resolve critical scope/security/UX…

91 4mo ago A 77 tokens original MIT

create-agent-skills

07

marcusgoll/Spec-Flow

Skill Claude CodeCodex

Expert guidance for creating, writing, building, and refining Claude Code Skills. Use when working with SKILL.md files, authoring new skills, improving existing skills, or understanding skill structure, progressive disclosure, workflows, validation patterns, and XML formatting.

91 4mo ago A 55 tokens original MIT

create-hooks

08

marcusgoll/Spec-Flow

Skill Claude CodeCodex

Expert guidance for creating, configuring, and using Claude Code hooks. Use when working with hooks, setting up event listeners, validating commands, automating workflows, adding notifications, or understanding hook types (PreToolUse, PostToolUse, Stop, SessionStart, UserPromptSubmit, etc).

91 4mo ago C 61 tokens copy · 100% MIT

create-meta-prompts

09

marcusgoll/Spec-Flow

Skill Claude CodeCodex

Create optimized prompts for Claude-to-Claude pipelines with research, planning, and execution stages. Use when building prompts that produce outputs for other prompts to consume, or when running multi-stage workflows (research -> plan -> implement).

91 4mo ago A 48 tokens copy · 89% MIT

marcusgoll/Spec-Flow

Skill Claude CodeCodex

Expert guidance for creating Claude Code slash commands. Use when working with slash commands, creating custom commands, understanding command structure, or learning YAML configuration.

91 4mo ago A 35 tokens copy · 100% MIT

create-subagents

11

marcusgoll/Spec-Flow

Skill Claude CodeCodex

Expert guidance for creating, building, and using Claude Code subagents and the Task tool. Use when working with subagents, setting up agent configurations, understanding how agents work, or using the Task tool to launch specialized agents.

91 4mo ago A 49 tokens copy · 100% MIT

debug-phase

12

marcusgoll/Spec-Flow

Skill Claude CodeCodex

Systematic debugging techniques including error classification, root cause analysis (5 Whys), reproduction strategies, and error documentation. Use when debugging errors, investigating failures, analyzing stack traces, fixing bugs, or documenting errors in error-log.md. (project).

91 4mo ago A 52 tokens original MIT

marcusgoll/Spec-Flow

Skill Claude CodeCodex

Detect and resolve package dependency conflicts before installation across npm/yarn/pnpm, pip/poetry, cargo, and composer. Auto-trigger when installing/upgrading packages. Validates peer dependencies, version compatibility, security vulnerabilities. Auto-resolves safe conflicts (patches, dev deps), suggests manual…

91 4mo ago A 80 tokens original MIT

design-tokens

14

marcusgoll/Spec-Flow

Skill Claude CodeCodex

Version: 2.0.0 Purpose: Generate and maintain design system tokens across all project surfaces (UI, emails, PDFs, CLI, charts, docs).

91 4mo ago A 0 tokens original MIT

domain-memory

15

marcusgoll/Spec-Flow

Skill Claude CodeCodex

The Domain Memory pattern enables agents to work effectively across sessions without shared context. All state lives on DISK in domain-memory.yaml. Agents read from disk, work, write to disk, and exit.

91 4mo ago A 0 tokens original MIT

dry-run

16

marcusgoll/Spec-Flow

Skill Claude CodeCodex

Preview command effects without making changes. Simulates file writes, git operations, agent spawns, and state changes. All reads execute normally for accurate preview. Use --dry-run flag on any command.

91 4mo ago A 43 tokens original MIT