Spec Driven Development
MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
Description from the maker (original English)
Cloud architecture and migration planning with costs, controls, evidence, and deployable IaC.
These three are never merged into one score: opinions, measurements and popularity are different things.
We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.
Pick the AI app you use, then copy the settings.
You need
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Open Claude Desktop → Settings → Developer → Edit Config, and paste this into claude_desktop_config.json
{
"mcpServers": {
"cloudwright": {
"command": "uvx",
"args": [
"cloudwright-ai-mcp"
]
}
}
}Run this in your terminal
claude mcp add cloudwright -- uvx cloudwright-ai-mcpPaste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json
{
"mcpServers": {
"cloudwright": {
"command": "uvx",
"args": [
"cloudwright-ai-mcp"
]
}
}
}Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.
Paste into .vscode/mcp.json in your project
{
"servers": {
"cloudwright": {
"type": "stdio",
"command": "uvx",
"args": [
"cloudwright-ai-mcp"
]
}
}
}Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.
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Runs on your computer; the tool list appears in your AI app after you install it.
We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 6, 2026
The registry name was verified with the GitHub account xmpuspus, which owns the repo
We have not read this repo from GitHub yet
We have not read this repo from GitHub yet
This one runs on your computer; there is no internet endpoint
Runs on your computer and uses local settings instead
Runs on your computer; we can only read tool lists from internet endpoints
Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.
It passed 1 of 1 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.
The registry does not list a required key, though some servers ask you to sign in on first use.
It runs on your computer. Your AI app starts it when needed, and data does not pass through the maker’s servers (unless it calls an online service itself).
The GitHub repo last changed –, and the latest version (1.10.0) reached the registry 2 months ago.
Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. You also need Python (uv) on your computer.
In the same category: Spec Driven Development, Remote Desktop Commander, dotnet-mcp
Servers in the same category from other makers, sorted by stars.
Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi
MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
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Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.
*Design a cloud architecture or plan a migration. Get costs, controls, code, and checked evidence.*
pip install 'cloudwright-ai[cli]'
export ANTHROPIC_API_KEY=sk-ant-... cloudwright design "HIPAA healthcare API on AWS with Postgres and Redis"
Cloudwright turns one line of English into a typed spec, a cost breakdown, a control-mapped compliance report, and infrastructure code. A source estate and target become ordered migration waves, explicit costs, and evidence gates. It covers AWS, GCP, Azure and Databricks across 114 service keys. Only design, modify, chat and adr call a model. Every other command runs offline and needs no API key.
Quickstart · Migrations · Compliance · Agents · Docs · Changelog
Exports carry safe defaults. S3 gets a public-access block, SSE and versioning. RDS gets encryption, multi-AZ and deletion protection. EC2 gets IMDSv2. A compliance framework overrides the workload profile, and always forces encryption and high availability.
cloudwright design "HIPAA healthcare API on AWS with Postgres and Redis"
cloudwright cost spec.yaml --workload-profile medium cloudwright compliance spec.yaml --frameworks hipaa,soc2 cloudwright export spec.yaml --format terraform -o ./infra cloudwright plan spec.yaml --target terraform # proves it deploys, never applies cloudwright migrate demo # packaged migration proof, fully offline cloudwright chat --web # canvas at http://localhost:8765
Add --json before any subcommand for machine-readable output, or --stream to watch tokens arrive. Set ANTHROPIC_API_KEY or OPENAI_API_KEY for the four commands that need a model.
The migration model covers infrastructure, applications, data, platforms, networks, facilities, and business services in one dependency graph. It works for on-premises, cloud, cross-cloud, hybrid, data-center, and application moves. It plans and checks work. It never copies data, applies infrastructure, switches traffic, or runs a cutover.
cloudwright migrate plan examples/migrations/ph-telco-project.yaml -o assessment.yaml
cloudwright migrate verify examples/migrations/ph-telco-project.yaml examples/migrations/ph-telco-evidence.yaml
The core has no telco fields. The first proof project selects an external ph_telco pack for subscriber, billing, usage-record, number-porting, privacy, recovery, and source-shutdown gates. A manufacturing ERP fixture proves the same planner works without that pack. Missing blocking evidence changes the result to closed: false and makes migrate verify exit with code 2. Each evidence file carries the deterministic assessment ID, so observations from an older target or cutover plan cannot close a revised assessment.
MCP clients use the same engine through plan_migration and verify_migration in the migration tool group.
See Migration planning and evidence for the file contract, Python API, HTTP routes, domain-pack format, limits, and recording commands.
Other tools scan infrastructure after you deploy it. Cloudwright maps each finding to its control before any resource exists. The fix then costs a spec edit instead of a change ticket. HIPAA 164.312(a)(2)(iv), SOC 2 CC6.1 and FedRAMP SC-28 come from the built-in scanner, with no extra tooling. Checkov folds into the same report when it sits on your PATH.
--oscal writes an OSCAL 1.1.2 component-definition with deterministic UUIDs.--traceability prints the chain from component to resource to control to status.cloudwright plan runs terraform validate against the export, and never applies.cloudwright review runs the scorer, the linter and the validator over a spec, and returns one severity-ranked report. The same three critics run inside cloudwright design. When blocking findings survive generation, the architect repairs the spec once and records the change in spec.metadata.critique. Pass Architect(repair=False) to turn that off.
Add, drag, connect, edit and delete are deterministic frontend mutations. The Catalog drawer serves the resource list per provider and five approved multi-resource modules. Its standards check flags orphan connections, partial modules and missing tags. An intact module exports as a single Terraform module block, with the catalog's pinned source and version.
cloudwright integrate --harness claude-code # exact wiring, in that client's format
cloudwright integrate --harness cursor --write # merge it into the right file cloudwright integrate --rules --agent-file claude # a gate block for CLAUDE.md
Do not hand-write the config. cloudwright integrate emits it for Claude Code, Cursor, Cline, Windsurf, GitHub Copilot, Zed, Codex CLI, Junie, Kiro and Antigravity. Aider gets a CLI-pipe recipe instead, because it speaks no MCP. Every client wants a different shape: Zed wants context_servers, Copilot wants servers, and Codex wants a TOML table.
The server exposes 24 tools in 10 groups: design, cost, validate, analyze, export, session, review, compliance, plan and migration. Full matrix in docs/integrations.md.
lint runs 10 anti-pattern checks. score grades 5 dimensions. analyze reports blast radius and single points of failure. policy enforces policy-as-code with 9 built-in rules. security scans the spec and the exported HCL. drift compares a design against a tfstate, and --remediate turns the gap into a cost, compliance and plan preview.
review, compliance and plan are above. See docs/cli-reference.md.
from cloudwright import ArchSpec
from cloudwright.cost import CostEngine from cloudwright.validator import Validator from cloudwright.exporter import export_spec
spec = ArchSpec.from_file("spec.yaml") priced = CostEngine().estimate(spec, workload_profile="medium") findings = Validator().validate(spec, compliance=["hipaa", "pci-dss"]) hcl = export_spec(spec, "terraform", output_dir="./infra")
migrate verify return exit code 2.Earlier releases added control-ID mapping and plan (v1.5.0), the self-correcting architect and OSCAL (v1.6.0), cloudwright integrate (v1.7.0), the responsive dark-theme canvas (v1.8.0), and measured canvas interaction fixes (v1.9.0). Full history in CHANGELOG.md.
cloudwright-ai[cli], cloudwright-ai[web], cloudwright-ai-mcp.