What OpenBuild does

OpenBuild is a non-profit open-source foundation that creates and maintains infrastructure, training systems, and standards for AI-native software development. Its core technical assets are open-source repositories on GitHub under the buildlyio organization, including Buildly Core (a microservice framework and API gateway), bb-agent-manager (a Model Context Protocol server for orchestrating AI agents), BabbleBeaver (a real-time messaging and collaboration platform), and a Buildly Marketplace, CLI, and Labs environment. The foundation applies a human-in-the-loop methodology called the RAD (Rapid AI Development) Process, which positions developers as directors and reviewers of AI-generated outputs rather than passive consumers.

The foundation serves software developers and product managers adapting to AI-driven development workflows, with a particular focus on developers facing the collapse of traditional junior on-ramps. The Foundry program, hosted at First City Foundry in Kansas City, provides real-world training on production projects, and graduates earn verified developer credentials backed by Buildly. Distribution is community-led through GitHub, a daily training blog, the Open Build Podcast, and ecosystem partnerships.

OpenBuild does not sell its open-source tools; instead, it is sustained by grants, donations, and aligned organizations. The commercial layer is operated by Buildly (a separate entity that provides enterprise tooling at buildly.io), and the training and execution layer is operated by First City Foundry. This three-party structure (OpenBuild foundation, Buildly commercialization, First City Foundry training) is the foundation's defining business model rather than a conventional product revenue model.

Name

OpenBuild

Legal name

Open Build

Website

https://open.build

Company type

Private

Founded year

2016

Operating status

Operating

Headcount range

1–10 employees

Short description

OpenBuild is a non-profit open-source foundation that builds AI-native development infrastructure, including MCP servers and microservice frameworks, and trains developers through a real-world Foundry program serving software developers and product managers adapting to AI-assisted workflows.

Ownership category

akta.pro rank

Product category

Open-Source Developer Infrastructure

NAICS

Educational Support Services (611710), Computer Training (611420), Software Publishers (5132), Custom Computer Programming Services (541511)

SIC

Services-Educational Services (8200), Services-Computer Programming, Data Processing, Etc. (7370)

akta.pro primary industry

Open Courseware & Course Modules (OCW) (EDAGAJAB)

akta.pro secondary industries

Open Multimedia OER (video, audio, podcasts, animations) (EDAGAJAF), Certification & Credentialed Creator Programs (MPACALAI), OER Authoring, Remixing & Publishing Tools/Platforms (EDAGAJAM), OER Quality Review, Alignment & Certification (rubrics/standards) (EDAGAJAN), Open Educational Resources (OER) & Open Access Academic Publishing (MPAJABAG)

Keywords

• Open source development
• AI-native infrastructure
• Microservice frameworks
• Developer training programs
• Agent orchestration tools

Headquarters

HQ city

Oregon City

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Software

Revenue model

1. Grant Funding & Donations: Open Build is a non-profit foundation sustained by partners, grants, and organizations that believe in open infrastructure for AI-native development. Revenue comes from grant organizations and public interest foundations.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels4 records

Core offering

OpenBuild is a non-profit open-source foundation that creates and maintains open-source tools, training systems, and standards for AI-native software development. Its core offerings include the Buildly Core microservice framework, the bb-agent-manager MCP server for orchestrating AI agents, the BabbleBeaver collaboration platform, and the RAD (Rapid AI Development) Process methodology. The Foundry program delivers real-world training through production projects, and the foundation operates alongside Buildly, which commercializes the open-source ecosystem.

Product overview

Open Build is an open-source foundation providing infrastructure, standards, and training systems for AI-native software development. The ecosystem consists of open-source tools (Buildly Core, bb-agent-manager, BabbleBeaver) that form the foundation, commercialized by Buildly platform for enterprise use, and trained through The Foundry program at First City Foundry. The core value proposition is keeping developers in control of AI through human-in-the-loop workflows using the RAD Process, rather than being replaced by AI. Open Build creates and stewards the open-source foundation, Buildly commercializes it to sustain the ecosystem, and The Foundry trains developers by putting them to work on production projects—creating a continuous loop of open development and applied learning.

Differentiator

Problem solved

Functional benefit

Brands

• Foundry: Real-world training lab where developers learn by building production software with AI tools

Products and services

• Buildly Core Open-source microservice framework and API gateway for building modular, scalable applications. Freely available to developers and serves as the backbone of the Buildly platform.
• bb-agent-manager MCP (Model Context Protocol) server for managing AI agents. Provides open, standardized interfaces for orchestrating AI workflows without vendor lock-in, aimed at developers building AI-assisted applications.
• BabbleBeaver Open-source real-time messaging and collaboration platform built for developer communities. Powers transparent team communication across the Open Build ecosystem.
• The Foundry Real-world training environment hosted at First City Foundry in Kansas City. Developers apply open-source tools on live production projects, closing the loop between learning and production work and replacing traditional junior developer pathways.
• Open Build Training Blog Daily training articles teaching developers and product managers how to build cloud-native services using AI assistance, Buildly.io tools, and the Radical Therapy process, covering healthcare, education, logistics, and IoT use cases.
• Buildly Platform Commercial platform that operationalizes the Open Build open-source ecosystem. Provides enterprise tooling and services to sustain the open-source foundation while keeping the foundation independent and public-interest focused.
• Verified Developer Credentials Verifiable credentials backed by Buildly that demonstrate real AI-native development skills, including directing agents, reviewing AI-generated code, and architecting systems that combine human judgment with AI speed.
• Buildly Marketplace Pre-built and deployable application components that reduce development time and costs. Part of the Buildly.io Platform ecosystem for rapid application assembly.
• Buildly Labs Hands-on labs and tutorials platform for learning Buildly.io tools and AI-assisted development practices.

Quantifiable outcome

• 25.4% hackathon conversion rate vs 10-15% industry average

Segments2 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

Integration1 record

AI capability8 records

Feature4 records

Partnerships

Five partnerships are on record, tiered major, core and minor.

• MantlemajorStrategic or Co-development Partner · 1 October 2025OpenBuild collaborated with Mantle as a strategic partner on the Mantle Global Hackathon 2025. The hackathon received 519 project submissions from 2,044 registered developers across major tech hubs globally. OpenBuild contributed to the 25.4% conversion rate achieved in the initiative.
• BuildlycoreTechnology or IntegrationBuildly provides the commercial platform and enterprise tooling that operationalizes Open Build's open-source work. This commercial relationship helps sustain development of the OSS ecosystem while keeping the foundation independent and public-interest focused. Buildly commercializes the OSS into a platform that sustains the ecosystem.
• First City FoundrycoreStrategic or Co-development PartnerPrimary training and execution partner. First City Foundry provides the physical space, community infrastructure, and real-world project access that powers the Open Build Foundry program in Kansas City. Together they are building a new model for developer training rooted in real work.
• HackQuestminorStrategic or Co-development PartnerStrategic collaboration partner in the Mantle Global Hackathon 2025. HackQuest contributed to the collaborative initiative alongside OpenBuild and ecosystem partners.
• Web3insight.AIminorStrategic or Co-development PartnerStrategic partner in the Mantle Global Hackathon 2025, contributing to the collaborative initiative focused on RWA, DeFi, and AI verticals.

Scale indicators2 records

Recent moves6 records

Expansion highlights6 records

Emerging players

• Replit: Cloud-based AI-powered IDE with built-in learning and deployment tools. Comparable in offering AI-native development workflows alongside learning pathways, but with stronger commercial execution.
• DeepLearning.AI: AI education platform founded by Andrew Ng offering courses and specializations on AI development. Comparable on AI-era skills training, with stronger brand recognition and a broader AI curriculum.
• Maven: Cohort-based learning platform for professional and AI-era skills. Comparable as a destination for working professionals upskilling into AI-native roles.

Direct peers

• The Odin Project: Open-source curriculum for full-stack web development maintained by a volunteer community. Shares the open, free, project-based approach to developer upskilling that Open Build champions.
• Buildly: Commercial platform that operationalizes Open Build's open-source work into enterprise tooling. Not a competitor but the closest ecosystem counterpart — illustrates the commercialization model adjacent to the foundation.
• freeCodeCamp: Open-source nonprofit offering free developer training and certifications. Closely comparable as an open, community-driven developer education platform, though freeCodeCamp is more self-directed and broader in curriculum.
• Open edX: Open-source MOOC platform operated as a nonprofit, used by universities and companies globally. Directly comparable as an open-source foundation stewarding educational technology for broad access.
• Scrimba: Interactive coding education platform with AI-assisted learning paths. Comparable as a developer training platform targeting AI-era skills, though more commercially focused than Open Build's foundation model.

Broad incumbents

• GitHub (Copilot & Learning Paths): Major developer platform offering AI-assisted coding (Copilot), learning resources, and credentialing. Represents the proprietary incumbent that Open Build's open-source positioning explicitly competes against.
• Andela: Global talent marketplace and training organization that develops and deploys software engineers, particularly from emerging markets. Comparable on the talent development and emerging-market developer focus dimensions.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• GitHubgithub.com/buildlyio
• Xx.com/open_build
• Facebookfacebook.com/OpenBuildSTEM
• LinkedInlinkedin.com/company/openbuild

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about OpenBuild