Best 11 tools for Designing Scalable Systems in 2025

CTO.ai is a Developer Control Plane built to deliver fast, reliable, and well-measured software development workflows. Think of it as a mix between traditional CI/CD tools and modern platform engineering, but much simpler to use. It uses artificial intelligence and automation to provide containerized workflows that support ChatOps, GitOps, instant pull request previews, and AI code reviews.

Sheety is a web service that converts Google Sheets into fully functional REST APIs. Think of it as a translator that speaks both spreadsheet language and web application language. When you connect your Google Sheet to Sheety, it automatically creates API endpoints that let you read, create, update, and delete data using simple HTTP requests.

Laravel Forge is a server management and deployment platform specifically designed for PHP developers who want to deploy their applications without dealing with complex server administration. Think of it as your personal DevOps assistant that knows exactly how to set up servers for modern PHP applications.

Appliku is a deployment automation platform designed to simplify server management and application deployment for developers and teams. Think of it as a bridge between complex server administration and easy-to-use hosting platforms.

Svix is a webhooks-as-a-service platform that takes the pain out of sending webhooks. Think of webhooks as notifications that your app sends to other apps when something important happens - like when a payment is processed or a user signs up.

Pulumi is an open-source infrastructure as code platform that allows developers to define, deploy, and manage cloud infrastructure using familiar programming languages instead of proprietary domain-specific languages. Think of it as bringing software engineering practices to infrastructure management.

Paragon is an embedded integration infrastructure platform designed specifically for B2B SaaS companies that need to offer native integrations to their customers. Think of it as the backbone that powers all your app's connections to other software tools your customers use daily.

Flightcontrol is a Platform-as-a-Service (PaaS) built specifically for AWS that removes the complexity of infrastructure management while maintaining full control and flexibility. Think of it as the missing bridge between simple deployment platforms and enterprise-grade AWS infrastructure.

Codebuff is an AI-powered command-line coding agent that helps developers write, edit, and manage code through natural language conversations. Think of it as having a smart assistant living right in your terminal that can read and understand your entire project.

BuildShip is an AI-powered visual backend builder designed to help businesses and developers create scalable backend infrastructure without extensive coding knowledge. Think of it as a smart toolbox that combines no-code simplicity with low-code flexibility.