Open VSX Managed Registry offers commercial users a 99.95% uptime SLA, service credits, defined support levels, and enterprise-grade operational guarantees for sustained, production-scale use.

As AI-driven development accelerates automation, continuous deployments, and machine-to-machine traffic, extension registries have become a high-traffic, always-on infrastructure. What was once primarily community-scale use now reflects a sustained reliance on commercial platforms globally.

“Open VSX has become a critical infrastructure for modern development platforms,” said Mike Milinkovich, executive director of the Eclipse Foundation. “As AI-era usage drives exponential growth in traffic and operational complexity, commercial users require defined service levels and operational guarantees. Open VSX Managed Registry delivers enterprise-grade reliability and accountability while preserving open governance, vendor neutrality, and free access for developers.”

Open VSX now manages over 300 million downloads per month, with peak daily traffic exceeding 200 million requests. The registry hosts over 12,000 extensions from more than 8,000 publishers and continues to grow rapidly as adoption expands through AI-native development tools and cloud-based platforms.

Operating a global extension registry at this scale requires significant investment in computing power, bandwidth, storage, security operations, and the engineering expertise needed to maintain availability and resilience. AI-driven development is accelerating that demand. With automated workflows and coding agents, a single developer can now generate an infrastructure load comparable to that of dozens of traditional users, increasing both traffic volume and operational complexity.

Early customers of the Open VSX Managed Registry include AWS, Google, and Cursor. These organizations are adopting managed services to ensure production-level reliability, defined service levels, and predictable scalability for global development platforms.

The service is designed for organizations using Open VSX as critical infrastructure within commercial products, AI-scale services, or enterprise development environments. It aligns operational accountability with production system expectations.

What the Open VSX Managed Registry offers:
99.95% availability targets with service credits;
defined usage levels aligned with sustained requests per second consumption;
multi-regional architecture, including infrastructure based in Europe, to ensure resilience and low latency
; 24/7 monitoring and tiered incident response aligned with defined support SLAs;
capacity planning for high-volume automated workloads;
identity-based access controls and usage dashboards; and
vendor-independent governance under the Eclipse Foundation
. Managed services are typically significantly more cost-effective than self-hosting an equivalent large-scale global infrastructure. In addition to operating a production-grade infrastructure, Open VSX represents a broad and growing ecosystem of extensions, where attracting and supporting thousands of publishers and maintaining market trust are essential for delivering long-term value.

Individual developers and open-source projects never pay to use the Open VSX Registry.

Publishing, search, and standards development workflows remain unchanged. Open-source IDEs and community projects continue to benefit from generous caps at the free tier.

Paid tiers apply when enterprise tools, IDEs, or platforms integrate Open VSX at production scale and require predictable capacity and operations backed by an SLA. This usage-aligned model ensures that commercial consumption funds the operational investment needed to keep Open VSX secure, resilient, and sustainable.

By directly managing the service, the Eclipse Foundation brings over 20 years of experience managing mission-critical open-source infrastructure to a global ecosystem of millions of developers and thousands of industry users. Organizations can now rely on defined service levels while maintaining vendor neutrality and transparent governance.

“AI agents have changed the economics of developer infrastructure,” said Thabang Mashologu, marketing director and head of products at the Eclipse Foundation. “Registries that were designed for human-scale use now need to operate with machine-scale traffic levels. When commercial platforms rely on Open VSX at production scale, the underlying infrastructure must meet enterprise expectations. This managed service offers reliability backed by an SLA and predictable scaling, while ensuring that Open VSX remains open and freely accessible to individual developers and open source projects.”

Early commercial adoptions of Open VSX Managed Registry
AWS – “With Kiro, we need an extension registry infrastructure that lives up to our commitment to reliability and performance at a global scale. Open VSX Managed Registry will allow us to give Kiro users access to the tools and customization they need to continue building and innovating.” – Kathy Kam, AWS Software Development Director,

Google – “Google Antigravity relies on constant, highly available access to the open ecosystem of VS Code extensions. The managed service provides a clear and supported path to relying on Open VSX at production scale.” – Anshul Ramachandran, Group Product Director, Google DeepMind.

Availability:
Open VSX Managed Registry is now available.

More information