Feature Parity

zero framework comes with the following features out-of-box for quick development.

Instead of developing and integrating with these boilerplates, an app developer can immediately focus on the business logic.

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Features

• ✅ 12 factor app methodology
  • ✅ Load default .env for app startup
  • ✅ Override them per environment
• ✅ REST Standard
  • ✅ Build CRUD endpoints
• ✅ Health and Service check
  • ✅ Live
  • ✅ Status
• ✅ Serve static files
  • ✅ Serve static files from registered directory
  • ✅ Serve swagger and openapi spec
• ✅ Metrics tracking
  • ✅ Default metrics
    • ✅ App Status
    • ✅ Http Status
    • ✅ SQL Status
    • ✅ KV Status
    • ✅ Pub/Sub Status (publish / subscribe / DLQ)
  • ✅ Register custom metrics (Counter / Gauge / Histogram)
  • ✅ Process stats
  • ✅ Memory stats
• ✅ Traceability
  • ✅ Basic (X-Correlation-ID)
  • ✅ Downstream propagation (outbound HTTP + Kafka/NATS headers)
  • ⬜ Open Telemetry
• ✅ Well structured logging mechanism
  • ✅ UTC Timezone
  • ✅ Custom Timezone (ZERO_LOG_TIMEZONE: local / utc / IANA)
  • ✅ JSON structured logging (LOG_FORMAT=json)
  • ✅ Remote log-level pull (REMOTE_LOG_URL)
• ✅ Middleware
  • ✅ CORS
  • ✅ TraceID
  • ✅ Logging
  • ✅ Auth
    • ✅ Basic credentials
      • ✅ Config Mode
      • ⬜ KV mode
    • ✅ API Key
      • ✅ Config Mode
      • ⬜ KV mode
    • ✅ OAuth Key
      • ✅ Register OAuth Provider
      • ✅ Refresh Public Keys
        • ⬜ Client became unresponsive if the external service down
        • ⬜ Health check
        • ⬜ Surge and Circuit breaker
      • ✅ Validate claims
  • ✅ RBAC (config-driven roles/permissions from JWT claims)
  • ✅ Rate Limiter
    • ✅ IP / header / custom key modes
    • ✅ Fixed-window (RATE_LIMIT_*) (GoFr uses token-bucket)
• ✅ Panic recovery
• ✅ Handle Error response
  • ✅ Custom Errors
• ✅ Database support
  • ✅ postgres
    • ✅ TLS Support (DB_SSL_MODE)
  • ✅ sqlite
  • ✅ duckdb (in-process OLAP, unified ctx.SQL)
  • ✅ redis
    • ✅ Authentication enabled
  • ✅ mqtt
  • ✅ kafka
    • ✅ rdkafka driver integrated
    • ⬜ Support for multiple topics subscription
    • ✅ Support for metrics (publish / subscribe / DLQ)
    • ✅ Reconnect + resubscribe, retry, dead-letter (DLQ)
  • ✅ redis (Pub/Sub)
• ✅ NoSQL (wide-column / document)
  • ✅ cassandra (ctx.NoSQL)
• ✅ Time-series
  • ✅ influxdb (ctx.Timeseries, Flux + line protocol)
• ✅ Search
  • ✅ solr (ctx.Search, index / query / get / delete)
• ✅ KV Store
  • ✅ redis
  • ✅ nats_kv
  • ✅ memory
  • ✅ sqlite
• ✅ File Store
  • ✅ local
  • ✅ s3 (S3-compatible: MinIO / R2 / Spaces / B2)
  • ⬜ ftp (deferred — no vendored Zig lib)
  • ⬜ sftp (deferred — needs libssh)
• ✅ Database Migrations
• ✅ Seed data on App startup
• ✅ Auto CRUD
  • ✅ Register resource handlers (addRestHandlers)
  • ✅ ID / UUID / custom key modes
• ✅ HTTP Client
  • ✅ Register one or more external http/https client
  • ✅ Handle redirection
  • ✅ Handle CRUD operations
  • ✅ Handle on-fly response transformation
  • ✅ Outbound authentication (Basic, API Key, OAuth 2.0 bearer)
  • ✅ Circuit Breaker (closed → open → half-open)
  • ✅ Per-service Rate Limiting
  • ✅ Retry (transport + 5xx; OAuth 401 token-refresh replay)
• ✅ Cron Jobs
  • ✅ * * * * * format support
  • ✅ Enable second-level executions * * * * * *
  • ✅ */2 split support
  • ✅ 1-31 ranges support (day/hour/minute)
  • ✅ Support for multiple task executions
• ✅ Websocket
• ✅ GraphQL-over-HTTP
  • ✅ POST with JSON body (query, variables, operationName)
  • ✅ GET with URL query params (?query=...&variables=...&operationName=...)
  • ✅ Schema-less resolver graph execution
  • ✅ Mutations / CRUD operations
  • ✅ Constant field values
  • ✅ Function resolvers (fn (*Context, Args) anyerror!T)
  • ✅ Argument coercion (Int, Float, String, Boolean, Enum, Object)
  • ✅ Nested objects & lists
  • ✅ Fragments & inline fragments
  • ✅ Per-field error collection (data + errors)
  • ⬜ SDL schema definition & validation
  • ⬜ Introspection (__schema / __type)
  • ⬜ Subscriptions (WebSocket)
• ✅ NATS
  • ✅ Publisher
  • ✅ Subscriber
• ✅ Protobuf support
  • ✅ Decode request bodies (ctx.bindProto(T) for application/x-protobuf)
  • ✅ Encode responses (ctx.protobuf(data))
  • ✅ Codegen from .proto via zig build gen-proto (protoc)
  • ✅ Hand-written messages via the protobuf encode/decode primitives
• ✅ Protocol Buffers over HTTP
• ✅ CLI Application
• ✅ Memory leaks
  • ✅ Cronz
  • ✅ Context
  • ✅ Container
• ✅ Interface (type-erased)
  • ✅ Pubsub
  • ✅ SQL
  • ✅ Cache (redis / nats-kv / memory / sqlite)
• ⬜ TLS