Backend

HTTP frameworks and server toolkits for building APIs and services in JavaScript and TypeScript.

Express, NestJS, Fastify

Web and API frameworks for Python, plus the ASGI/WSGI servers that run them in production.

FastAPI, Django, Flask

Routers and frameworks for building HTTP APIs and microservices in Go.

Gin, net/http, Echo

Application frameworks and networking foundations for backends on the JVM.

Spring Boot, Quarkus, Micronaut

Async runtimes, HTTP stacks and web frameworks for building services in Rust.

Tokio, Axum, Actix Web

Web frameworks, distributed-app tooling and core libraries for C# backends.

ASP.NET Core, Aspire, Polly

Frameworks and application servers for modern PHP backends.

Laravel, Symfony, FrankenPHP

Productive, convention-driven web frameworks from the Ruby and Elixir (BEAM) ecosystems.

Ruby on Rails, Sinatra, Hanami

Type-safe database access, schema management and migrations for Node.js and TypeScript.

Prisma, Drizzle ORM, TypeORM

ORMs, SQL code generators and schema-migration tools for Python, JVM, .NET, Go, Rust and PHP.

SQLAlchemy, Hibernate, Entity Framework Core

GraphQL servers, schema builders and instant-API engines across languages.

Apollo Server, GraphQL Yoga, Pothos

Type-safe RPC, Protobuf/gRPC toolchains and OpenAPI specs, docs and SDK generators.

tRPC, gRPC, Protocol Buffers

Auth libraries, hosted identity services and IAM servers for adding login, sessions and SSO to backends.

Better Auth, Auth.js, Passport.js

Runtime validation, parsing and schema definition for request bodies, configs and data.

Zod, Pydantic, Ajv

WebSocket libraries, pub/sub servers and hosted services for live, bidirectional features.

Socket.IO, ws, uWebSockets.js

Job queues, schedulers and durable-execution engines for async and long-running work.

BullMQ, Celery, Sidekiq

Brokers, streaming platforms and managed queues for decoupled, event-driven systems.

Apache Kafka, RabbitMQ, Amazon SQS

Gateways and proxies for routing, auth, rate limiting and TLS in front of backend services.

NGINX, Kong, Envoy

In-memory data stores and caching libraries for speeding up reads and sharing state.

Redis, Valkey, Memcached

Structured, high-performance logging libraries for backend services in every major language.

Pino, Winston, log/slog

Libraries and services for sending transactional email and multi-channel notifications.

Nodemailer, Resend, React Email