Microsoft Open Source Blog
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Featured Posts
What’s new with Microsoft in open-source and Kubernetes at KubeCon North America 2026
Discover Microsoft’s latest Kubernetes and open-source work across AKS, AI infrastructure, multi-cluster operations, security, and upgrades.
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Accelerate data access for inference and training with the open-source distributed accelerator for cloud storage
The goal is simple: reduce repeated reads without replacing the durable storage for all AI workloads. -
Introducing Scope: Open-source evaluation for AI coding agents
Introducing Scope, Microsoft’s open-source platform for evaluating AI coding agents. -
From alerts to answers: The future of PostgreSQL operations is intelligent
PostgreSQL earned its place in the modern application stack through openness; the next evolution of PostgreSQL operations is moving from reactive to intelligent.
Microsoft Open Source
Open Source enables Microsoft products and services to bring choice, technology and community to our customers. Together, in the open, it’s an exciting time to use technology to build hacks, apps, and services.
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Open-source databases in the AI era: Meet Microsoft at All Things Open
We’re investing across open-source database technologies and services to help developers move from an idea on their laptop to applications operating at cloud scale. -
From standards to software: Microsoft’s ongoing work on OpenAPI and developer tooling
Explore Microsoft’s ongoing work across OpenAPI, JSON Schema, and developer tooling. -
Microsoft Comic Chat is now open source
Microsoft Comic Chat, the pioneering IRC client that transformed conversations into comic-book panels and introduced Comic Sans to the world, is now open source. -
What’s new with Microsoft in open source and Kubernetes at Open Source Summit and KubeCon India
When building with AI on Azure Kubernetes Service, getting a model running is just the beginning. -
Introducing STATE-Bench: A benchmark for AI agent memory
STATE-Bench is an open-source, memory-agnostic benchmark freely available to agent developers, researchers, and platform teams. -
From open source to agentic systems: Microsoft at Open Source Summit North America 2026
Open source is the foundation for AI and, as AI workloads scale, developers need that foundation to be more secure, more predictable, and easier to build apps and agents. -
Conductor: Deterministic orchestration for multi-agent AI workflows
Conductor is an open-source CLI (MIT license, Microsoft org) that takes a different approach: you define your multi-agent workflows in YAML, and the routing between agents is deterministic. -
PostgreSQL enters its AI era: Run PostgreSQL like a pro in the era of AI and rapid growth
Postgres can handle intelligent workloads and scale without sacrificing security, performance, reliability, or operational ease. -
Continuing the story of early DOS development
In 2018 we (re)-open-sourced MS‑DOS 1.25 and 2.11 and in 2024 we were able to make the source for MS‑DOS 4.
Microsoft Open Source
Open Source enables Microsoft products and services to bring choice, technology and community to our customers.
