Docker Blog
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Guest Contributor Jan 15, 2026
Permission-Aware RAG: End-to-End Testing with the SpiceDB Testcontainer
Learn how to validate permissions in RAG pipelines end to end using Testcontainers and SpiceDB – covering setup, test data, and policy checks developers can trust.
Sohan MaheshwarRead now
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Jan 15, 2026
OpenCode with Docker Model Runner for Private AI Coding
Configure OpenCode to use Docker Model Runner for a private, cost-aware coding assistant. Run models locally via an OpenAI-compatible API with full control.
Ignasi Lopez LunaRead now
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Jan 14, 2026
Safer Docker Hub Pulls via a Sonatype-Protected Proxy
Why a “protected repo”? Modern teams depend on public container images, yet most environments lack a single, auditable control point for what gets pulled and when. This often leads to three operational challenges: Inconsistent or improvised base images that drift across teams and pipelines. Exposure to new CVEs when tags remain unchanged but upstream content…
Anna ChernyshovaandAndrés PérezRead now
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Jan 9, 2026
Security Is a Developer Experience Problem, Rooted in Our Foundations
If we want better security outcomes without slowing teams down, we should start where software actually starts. That requires secure foundations, like hardened images, that are safe by default. With better foundations, security becomes quieter, development becomes smoother, and the entire system works the way it should.
Tushar JainRead now
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Jan 6, 2026
Deterministic AI Testing with Session Recording in cagent
AI agents introduce a challenge that traditional software doesn’t have: non-determinism. The same prompt can produce different outputs across runs, making reliable testing difficult. Add API costs and latency to the mix, and developer productivity takes a hit. Session recording in cagent addresses this directly. Record an AI interaction once, replay it indefinitely—with identical results,…
Stan HamaraRead now
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Dec 20, 2025
2025 Recap: The Year Software Development Changed Shape
2025 was the year software teams stopped optimizing models and started optimizing systems. By December, a few truths were impossible to ignore. 1. Developer Productivity Became the Real Competitive Advantage By mid-year, every major AI lab had cleared the “good enough reasoning” bar. With model quality converging, the differentiator was no longer raw intelligence. It…
Srini SekaranRead now
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Docker Captain Dec 19, 2025
From the Captain’s Chair: Igor Aleksandrov
In this edition of From the Captain’s Chair, we interview Igor Aleksandrov. Learn about his journey to becoming a Captain and his advice for developers.
Igor AleksandrovRead now
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Dec 19, 2025
Docker Hardened Images: Security Independently Validated by SRLabs
Earlier this week, we took a major step forward for the industry. Docker Hardened Images (DHI) is now available at no cost, bringing secure-by-default development to every team, everywhere. Anyone can now start from a secure, minimal, production-ready foundation from the first pull, without a subscription. With that decision comes a responsibility: if Docker Hardened Images become…
Christian DupuisRead now