HarperDB

Harper 4.5 adds Blob Storage support for unstructured data, enabling faster, media-rich web experiences with improved caching, speed, and scalability.

HarperDB 4.4 offers 50% faster replicated writes and sharding for massive data. The platform is aimed at large-scale retail, gaming, and media applications.

A non-developer's live stream walkthrough of building Flow State, a Colorado river-flow app for rafters, in two hours using ChatGPT dictation, Claude Code, Claude Design, and Harper. Scaffold with npm create harper@latest and deploy to Harper Fabric. No coding background required.

The report compares a traditional microservices architecture with Harper's unified runtime using an e-commerce application. It examines latency, scalability, and architectural overhead across homepage, category, and product pages.

Harper's resource hub contains blogs, sales guides, technical components, and other content for building and scaling high-performance applications.

Harper won two 2026 Data Breakthrough Awards: Open Source Data Platform of the Year and In-Memory Solution of the Year. It was the only company recognized in two categories this year.

Harper's page features news, press releases, and media coverage, including announcements, partnerships, and information about its distributed application platform and high-performance computing.

HarperDB 4.2 combines its database with application and data streaming systems in a backend solution.

Try Harper free. Upgrade anytime with transparent block-based pricing built for predictable scale and high performance deployments.

Harper built one app on Harper and the full Vercel stack (Neon, Upstash, Ably), testing 843,240 requests across two US coasts and including cases where Vercel wins.

Harper's platform combines MQTT, database storage, and real-time logic in one runtime, which the page says simplifies architectures and reduces latency and costs versus AWS IoT Core solutions.

Harper's backend platform provides pre-rendering, low-latency delivery, and resilient infrastructure, while Botify focuses on SEO analytics and bot optimization.

When performance and cost matter, Harper’s fused‑stack outperforms Heroku’s multi‑service architecture by orders of magnitude—at a fraction of the price

Harper builds the future of distributed computing with a fused technology platform that simplifies development and delivers global speed at any scale.

Scalable performance for production apps, AI agents, streaming, and APIs in one in-process runtime. ~1ms data retrieval and up to 85% fewer LLM calls at scale.

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