Compatibility Matrix

re-shell templates matrix builds a compatibility grid across every template: which language and framework it uses, and which databases, caches, deployment targets, and features it supports. Use it to find a template that fits your stack before you scaffold.

re-shell templates matrix
re-shell templates matrix --json

📊 Template compatibility matrix (205)

Languages: ballerina, clojure, cpp, crystal, csharp, dart, ... typescript, unison, v, zig
Frameworks: 171
Databases: couchbase, couchdb, elasticsearch, generic-sql, ... postgresql
Caches: in-memory, memcached, redis
Deployment: ci-cd, docker, kubernetes, serverless

  actix-web [rust] db:generic-sql/postgresql cache:in-memory deploy:docker
  aspnet-core-webapi [csharp] db:generic-sql cache:in-memory deploy:docker
  ...

The facet values below come from the live registry (re-shell templates matrix --json) at CLI 0.29.2. The --json form emits the contract envelope with a data.matrix[] grid plus a data.facets summary.

Languages (36)

ballerina, clojure, cpp, crystal, csharp, dart, elixir, fsharp, gleam, go, grain, haskell, java, javascript, julia, kotlin, lua, mojo, nim, ocaml, odin, perl, php, pony, python, red, rescript, roc, ruby, rust, scala, swift, typescript, unison, v, zig.

Frameworks (171)

171 frameworks across web, RPC, messaging, and infrastructure — from Express, FastAPI, Spring Boot, Actix-Web, Gin, Phoenix, and Laravel to gRPC, GraphQL, Kubernetes, Nginx, Istio, Kong, and Vault. Run re-shell templates matrix for the complete current list, or see the catalog.

Databases (10)

couchbase, couchdb, elasticsearch, generic-sql, influxdb, mariadb, mongodb, mysql, neo4j, postgresql.

Caches (3)

in-memory, memcached, redis.

Deployment targets (4)

ci-cd, docker, kubernetes, serverless.

Features (42)

authentication, authorization, caching, channels, cli, compression, connection-pooling, cors, database, deprecation, docker, documentation, email, extensions, file-upload, fulltext, graphql, grpc, json, jsonb, logging, microservices, middleware, migration, monitoring, performance, pubsub, python-interop, queue, rate-limiting, rest-api, routing, security, session-management, sessions, simd, streaming, swagger, testing, validation, wasi, websockets.

JSON shape

re-shell templates matrix --json > matrix.json

{
  "ok": true,
  "data": {
    "matrix": [
      {
        "id": "actix-web",
        "displayName": "Actix-Web + Rust",
        "language": "rust",
        "framework": "actix-web",
        "databases": ["generic-sql", "postgresql"],
        "caches": ["in-memory"],
        "deploymentTargets": ["docker"],
        "features": ["authentication", "authorization", "caching", "cors", "database", "docker", "logging", "monitoring", "rate-limiting", "rest-api", "security", "testing", "validation"]
      }
    ],
    "facets": {
      "languages": ["...36..."],
      "frameworks": ["...171..."],
      "databases": ["...10..."],
      "caches": ["in-memory", "memcached", "redis"],
      "deploymentTargets": ["ci-cd", "docker", "kubernetes", "serverless"],
      "features": ["...42..."]
    }
  },
  "warnings": []
}

Filter the grid with jq:

# Every template that supports PostgreSQL
re-shell templates matrix --json \
  | jq -r '.data.matrix[] | select(.databases | index("postgresql")) | .id'

# Every Rust template
re-shell templates matrix --json \
  | jq -r '.data.matrix[] | select(.language == "rust") | .id'