Engineering, IT & AI · 72 categories

Dev & Engineering

Dev and engineering is the broad shelf of tools software teams use to write, test, build, deploy, and maintain code — covering source control, CI/CD pipelines, IDEs, API development, low-code builders, and the infrastructure-as-code tooling that ties it together. It spans individual developer productivity all the way to enterprise platform engineering.

Last assessed August 2026 · scored daily, published quarterly via The Continuum.

Categories in Dev & Engineering

Build or buy API Client & Testing Tool? Build or buy API Design & Governance Platform? Build or buy API Documentation & Developer Hub Platform? Build or buy API Management? Build or buy API Mocking & Service Virtualization? Build or buy Application Portfolio Management? Build or buy Artifact & Package Repository Management? Build or buy Backend-as-a-Service (BaaS)? Build or buy Change Data Capture (CDC)? Build or buy Chaos Engineering & Resilience Testing? Build or buy CI/CD? Build or buy Cloud Development Environments (CDE)? Build or buy Code Coverage & Test Analytics? Build or buy Code Quality Analysis? Build or buy Container Registry? Build or buy Contract Testing? Build or buy Cross-Browser & Cloud Device Testing? Build or buy DAST? Build or buy Database Change Management & Schema Migration? Build or buy Database DevOps / Schema Migration Management? Build or buy Design-to-Code Generation? Build or buy DevOps Platform? Build or buy Distributed Tracing? Build or buy Embedded Analytics SDK / Platform? Build or buy Engineering Intelligence / Developer Experience Analytics? Build or buy Enterprise Workload Automation & Job Scheduling? Build or buy Ephemeral / Preview Environments? Build or buy Error Monitoring & Crash Reporting? Build or buy Feature Flag & Experimentation Infrastructure? Build or buy Feature Flag & Experimentation Management? Build or buy Frontend Hosting / Deployment Platform (PaaS for Web Apps)? Build or buy Graph Database? Build or buy GraphQL Federation & Gateway Platform? Build or buy Headless / API-First CMS? Build or buy IaC Automation & Collaboration Platform (TACOS)? Build or buy In-House Internal Tools & Admin Panels? Build or buy Incident Management & On-Call? Build or buy Incident Retrospective & Postmortem Automation? Build or buy Infrastructure as Code (IaC)? Build or buy Infrastructure Policy-as-Code & Drift Remediation? Build or buy Internal Developer Portal / Platform? Build or buy Internal Tool Builder Platforms? Build or buy iPaaS? Build or buy Kubernetes Cost Optimization? Build or buy Load & Performance Testing? Build or buy Log Management? Build or buy Low-Code / No-Code? Build or buy Managed CI Compute & Build Acceleration? Build or buy Mobile Device Cloud / App Testing? Build or buy Realtime Multiplayer Networking / Game Server Hosting? Build or buy Release Orchestration? Build or buy Reverse ETL / Data Activation? Build or buy Runbook Automation & Operational Self-Service? Build or buy SAST? Build or buy SBOM & Software Supply Chain Management? Build or buy SBOM Management & Compliance Platform? Build or buy Secrets Detection & Management for Code? Build or buy Serverless / Branching Database Platform? Build or buy SLO & Error-Budget Management? Build or buy Software Catalog & Service Ownership Registry? Build or buy Software Composition Analysis (SCA) / Dependency Security? Build or buy Software Composition Analysis (SCA) / Open-Source Dependency Scanning? Build or buy Static Application Security Testing (SAST)? Build or buy Status Page & Service Communication? Build or buy Streaming / Event Processing Platform? Build or buy Synthetic & Uptime Monitoring? Build or buy Time-Series Database? Build or buy Version Control? Build or buy Visual / Snapshot UI Testing? Build or buy Visual Regression Testing? Build or buy Web Scraping & Data Extraction? Build or buy Webhook Infrastructure / Event Gateway?

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Every category is scored on two axes, strategic differentiation and AI feasibility, and classified Build, Buy, Bridge, or Beware. See the full B4 framework.

The Build Report

Bi-weekly analysis of software categories through the B4 Framework. What to build, what to buy, and how to use AI to make better decisions for your company.

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