File size: 6,307 Bytes
21ff762 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 | # Stack Signatures Reference
> Maps file patterns and config markers to stack identifiers.
> The scanner uses this to classify what a repo contains.
> Organized by detection category. Each entry: pattern -> stack identifier + confidence.
## Table of Contents
1. [Languages](#languages)
2. [Web Frameworks](#web-frameworks)
3. [AI/ML Frameworks](#aiml-frameworks)
4. [Infrastructure](#infrastructure)
5. [Data & Storage](#data-storage)
6. [Testing](#testing)
7. [Build & Package](#build-package)
8. [Documentation](#documentation)
9. [AI/Agent Tooling](#aiagent-tooling)
---
## Languages
| Pattern | Stack ID | Confidence | Notes |
|---------|----------|------------|-------|
| `*.py` + `pyproject.toml` | python | 1.0 | Check `python_requires` for version |
| `*.py` + `requirements.txt` | python | 0.95 | Older pattern, still common |
| `*.py` + `Pipfile` | python | 0.95 | |
| `*.py` + `poetry.lock` | python | 1.0 | |
| `*.ts` + `tsconfig.json` | typescript | 1.0 | |
| `*.js` + `package.json` | javascript | 0.9 | Could be TS compiled |
| `*.rs` + `Cargo.toml` | rust | 1.0 | |
| `*.go` + `go.mod` | go | 1.0 | |
| `*.java` + `pom.xml` | java | 1.0 | Maven |
| `*.java` + `build.gradle` | java | 1.0 | Gradle |
| `*.kt` + `build.gradle.kts` | kotlin | 1.0 | |
| `*.rb` + `Gemfile` | ruby | 1.0 | |
| `*.swift` + `Package.swift` | swift | 1.0 | |
| `*.cs` + `*.csproj` | csharp | 1.0 | |
| `*.php` + `composer.json` | php | 1.0 | |
## Web Frameworks
| Pattern | Stack ID | Confidence | Notes |
|---------|----------|------------|-------|
| `next.config.*` | nextjs | 1.0 | Check for app/ vs pages/ |
| `nuxt.config.*` | nuxt | 1.0 | |
| `angular.json` | angular | 1.0 | |
| `svelte.config.*` | svelte | 1.0 | |
| `vite.config.*` + react in deps | react | 0.95 | Confirm via package.json |
| `package.json` has `"react"` | react | 0.9 | Check version for 18 vs 19 |
| `package.json` has `"vue"` | vue | 0.9 | |
| `package.json` has `"express"` | express | 0.95 | |
| `package.json` has `"fastify"` | fastify | 0.95 | |
| pyproject/req has `fastapi` | fastapi | 0.99 | |
| pyproject/req has `django` | django | 0.99 | Check for DRF too |
| pyproject/req has `flask` | flask | 0.95 | |
| `Gemfile` has `rails` | rails | 1.0 | |
| `go.mod` has `gin-gonic` | gin | 0.95 | |
| `Cargo.toml` has `actix-web` | actix | 0.95 | |
| `Cargo.toml` has `axum` | axum | 0.95 | |
## AI/ML Frameworks
| Pattern | Stack ID | Confidence | Notes |
|---------|----------|------------|-------|
| deps has `torch` or `pytorch` | pytorch | 0.95 | |
| deps has `tensorflow` | tensorflow | 0.95 | |
| deps has `transformers` | huggingface | 0.9 | |
| deps has `langchain` | langchain | 0.95 | Check core vs community |
| deps has `llama-index` | llamaindex | 0.95 | |
| deps has `crewai` | crewai | 0.95 | |
| deps has `autogen` | autogen | 0.95 | |
| deps has `semantic-kernel` | semantic-kernel | 0.95 | |
| deps has `openai` | openai-sdk | 0.8 | Could be indirect |
| deps has `anthropic` | anthropic-sdk | 0.8 | |
| deps has `dspy` | dspy | 0.95 | |
| `*.ipynb` files present | jupyter | 0.85 | |
## Infrastructure
| Pattern | Stack ID | Confidence | Notes |
|---------|----------|------------|-------|
| `Dockerfile` | docker | 1.0 | |
| `docker-compose.yml` | docker-compose | 1.0 | |
| `.github/workflows/*.yml` | github-actions | 1.0 | |
| `.gitlab-ci.yml` | gitlab-ci | 1.0 | |
| `Jenkinsfile` | jenkins | 1.0 | |
| `.circleci/config.yml` | circleci | 1.0 | |
| `*.tf` files | terraform | 1.0 | |
| `pulumi.*` or `Pulumi.yaml` | pulumi | 1.0 | |
| `cdk.json` | aws-cdk | 1.0 | |
| `template.yaml` (SAM) | aws-sam | 0.9 | Disambiguate from other templates |
| `serverless.yml` | serverless | 1.0 | |
| `k8s/` or `kubernetes/` dir | kubernetes | 0.95 | |
| `helm/` or `Chart.yaml` | helm | 1.0 | |
| `kustomization.yaml` | kustomize | 1.0 | |
| `ansible/` or `playbook.yml` | ansible | 0.9 | |
| `fly.toml` | fly-io | 1.0 | |
| `vercel.json` | vercel | 1.0 | |
| `netlify.toml` | netlify | 1.0 | |
| `render.yaml` | render | 1.0 | |
| `railway.json` | railway | 1.0 | |
## Data & Storage
| Pattern | Stack ID | Confidence | Notes |
|---------|----------|------------|-------|
| `alembic/` or `alembic.ini` | sqlalchemy | 0.95 | |
| `prisma/schema.prisma` | prisma | 1.0 | |
| deps has `typeorm` | typeorm | 0.95 | |
| deps has `drizzle-orm` | drizzle | 0.95 | |
| deps has `sequelize` | sequelize | 0.95 | |
| `migrations/` + Django | django-orm | 0.9 | |
| deps has `redis` or `ioredis` | redis | 0.85 | |
| deps has `kafka` or `confluent-kafka` | kafka | 0.9 | |
| deps has `celery` | celery | 0.95 | |
| `dags/` directory | airflow | 0.9 | |
| `dbt_project.yml` | dbt | 1.0 | |
| `*.sql` migration files | sql | 0.7 | Generic |
## Testing
| Pattern | Stack ID | Confidence | Notes |
|---------|----------|------------|-------|
| `pytest.ini` or `conftest.py` | pytest | 1.0 | |
| `jest.config.*` | jest | 1.0 | |
| `vitest.config.*` | vitest | 1.0 | |
| `cypress.config.*` or `cypress/` | cypress | 1.0 | |
| `playwright.config.*` | playwright | 1.0 | |
| `.mocharc.*` | mocha | 1.0 | |
## Build & Package
| Pattern | Stack ID | Confidence | Notes |
|---------|----------|------------|-------|
| `webpack.config.*` | webpack | 1.0 | |
| `vite.config.*` | vite | 1.0 | |
| `esbuild.*` in scripts | esbuild | 0.8 | |
| `turbo.json` | turborepo | 1.0 | |
| `nx.json` | nx | 1.0 | |
| `lerna.json` | lerna | 1.0 | |
| `pnpm-workspace.yaml` | pnpm-workspace | 1.0 | |
| `yarn.lock` + `workspaces` in pkg.json | yarn-workspace | 0.95 | |
## Documentation
| Pattern | Stack ID | Confidence | Notes |
|---------|----------|------------|-------|
| `mkdocs.yml` | mkdocs | 1.0 | |
| `docusaurus.config.*` | docusaurus | 1.0 | |
| `conf.py` + `index.rst` | sphinx | 0.95 | |
| `.vitepress/` | vitepress | 1.0 | |
| `openapi.yaml` or `swagger.yaml` | openapi | 0.95 | |
| `*.graphql` or `schema.graphql` | graphql | 0.9 | |
## AI/Agent Tooling
| Pattern | Stack ID | Confidence | Notes |
|---------|----------|------------|-------|
| `mcp.json` or `.mcp/` | mcp | 1.0 | |
| `CLAUDE.md` | claude-code | 0.95 | |
| `.cursorrules` | cursor | 0.9 | |
| `.windsurfrules` | windsurf | 0.9 | |
| `prompts/` directory | prompt-management | 0.7 | |
| `.env` with `*_API_KEY` | api-keys | 0.6 | Names only, never values |
|