Top Free Build Automation Software - Page 3

How Many Build Automation Software Products Does G2 Track?

Total Products under this Category: 73

Category Stats (Sep 2026)

  • Average Rating: 4.39/5 The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: env zero (+1.6%) - Among all products in this category, env zero recorded the largest rating increase compared to last month

Last updated: September 17, 2026

How Does G2 Rank Build Automation Software Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 9,300+ Authentic Reviews
  • 73+ Products
  • Unbiased Rankings

G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for Build Automation Software

G2 Grid® for Build Automation Software plotting products by satisfaction and market presence

Highlighted products: GitHub, Postman, Bitrise Mobile DevOps Platform, Red Hat Ansible Automation Platform, Azure DevOps Server, Jenkins, Google Cloud Build, and Appcircle.

Underlying data: [Grid® JSON](https://www.g2.com/categories/build-automation/grids.json?focus%5B%5D=github&focus%5B%5D=postman&focus%5B%5D=bitrise-mobile-devops-platform&focus%5B%5D=red-hat-ansible-automation-platform&focus%5B%5D=azure-devops-server&focus%5B%5D=jenkins&focus%5B%5D=google-cloud-build&focus%5B%5D=appcircle)

Ozone

Ozone is a Modern CI/CD Platform that helps organizations through hassle-free deployments for both stateful and stateless applications at scale. Ozone simplifies end-to-end container deployments on Kubernetes. It eliminates legacy DevOps tools complexities by leveraging the Tekton framework to orchestrate application delivery for Docker or container apps on any Kubernetes cloud provider. Ozone is vendor agnostic and integrates with popular DevOps tools and cloud providers out-of-the-box.

Average Rating: 4.8/5.0

Total Reviews: 10

How Do G2 Users Rate Ozone?

  • Has the product been a good partner in doing business?: 10.0/10 (Category avg: 8.7/10)
  • Quality of Support: 9.5/10 (Category avg: 8.4/10)
  • Ease of Use: 10.0/10 (Category avg: 8.6/10)

Who Is the Company Behind Ozone?

  • Seller: Ozone
  • Year Founded: 2019
  • HQ Location: San Francisco, US
  • Twitter: @ozone_cloud
    118 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    234 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Information Technology and Services
  • Company Size: 40% Medium, 20% Large

What Are Recent G2 Reviews of Ozone?

Kreya

Kreya is a privacy-first desktop client that helps your team explore, test, and automate API workflows from one place without SaaS lock-in or messy tooling sprawl. Kreya supports - gRPC - REST - WebSocket - Server-Sent Events - GraphQL (coming soon) - SOAP (coming soon) All project data is stored locally and is explicitely designed to be synced via git (or any other VCS), giving you full control. Privacy-first architecture keeps all data on your device. Work fully offline without Kreya contacting any external server. Write tests, ranging from simple to advanced use cases, to catch regressions and other bugs. Use snapshot testing to automatically highlight unintentional changes before publishing them to production. Kreya includes a CLI with unlimited runs, allowing you to continously test your APIs. Support for popular platforms such as GitHub Actions, GitLab CI/CD or Docker image is also included. Inspect streaming, unary, and multi-channel traffic with built-in HTTP/1.1, HTTP/2 and HTTP/3 support. View messages immediately after they arrive and test APIs in real time. Inspect detailed timing information to find bottlenecks. Kreya introduces an innovative, reusable auth vault with support for most authentications mechanisms: - OAuth 2 / OpenID Connect - Basic auth - JWT - Windows authentication (NTLM/Kerberos) - AWS signature v4 - API keys - Mutual TLS (mTLS) Explore further powerful features: - Mock data generation - Import APIs from OpenAPI documents, gRPC server reflection or Postman - Use environments and templating - Request history - Custom proxy configuration - Windows named pipe - Local Unix domain sockets

Who Is the Company Behind Kreya?

Adam Crivello
AC
Researched and written by Adam Crivello
Updated June 16, 2025