Welcome to the Proof of Usefulness Hackathon spotlight, curated by HackerNoon’s editors to showcase noteworthy tech solutions to real-world problems. Whether you’re a solopreneur, part of an early-stage startup, or a developer building something that truly matters, the Proof of Usefulness Hackathon is your chance to test your product’s utility, get featured on HackerNoon, and compete for $150k+ in prizes. Submit your project to get started! Welcome to the Proof of Usefulness Hackathon spotlight, curated by HackerNoon’s editors to showcase noteworthy tech solutions to real-world problems. Whether you’re a solopreneur, part of an early-stage startup, or a developer building something that truly matters, the Proof of Usefulness Hackathon is your chance to test your product’s utility, get featured on HackerNoon, and compete for $150k+ in prizes. Submit your project to get started! Proof of Usefulness Hackathon spotlight Proof of Usefulness Hackathon spotlight Proof of Usefulness Hackathon Proof of Usefulness Hackathon $150k+ Submit your project to get started Submit your project to get started In this interview, we speak with Veilosophy, the creator of Hub, an open-source documentation platform that transforms folder structures into seamless navigation. By eliminating manual routing and config files, Hub enables developers and teams to easily publish interactive, rich-Markdown technical content. Hub What does Hub do? And why is now the time for it to exist? Hub is an open-source documentation platform that turns your folder structure into navigation, eliminating the need for manual routing or config files. It helps developers and teams publish technical content with rich Markdown features, interactive components, and built-in content editing. Designed for modern workflows, it combines static performance with dynamic, UI-driven documentation experiences. Now’s a good time for Hub to exist because development teams are increasingly seeking tools that balance the simplicity of Markdown with the power of interactive UI components, while avoiding the heavy configuration overhead of complex frameworks like MDX. What is your traction to date? How many people does Hub reach? Hub is an early-stage open-source project currently in active development and initial production use. It is pre-scale, with early traction coming from organic traffic to the live demo (https://hub.opensophy.com/) and GitHub repository. Current reach is estimated in the low hundreds of monthly users (developers exploring the demo, reading docs, and testing the platform), with expected growth as content expands and the UI component ecosystem is released. Who does Hub serve? What’s exciting about your users and customers? Hub is designed for: Developers and engineers who need a flexible documentation platform without complex configurationOpen-source maintainers publishing technical docs, guides, or knowledge basesDevRel teams and technical writers who want interactive, modern documentation (with live components and rich formatting)Teams working with UI libraries who want to showcase components directly inside docs Developers and engineers who need a flexible documentation platform without complex configuration Open-source maintainers publishing technical docs, guides, or knowledge bases DevRel teams and technical writers who want interactive, modern documentation (with live components and rich formatting) Teams working with UI libraries who want to showcase components directly inside docs It is especially valuable for projects that outgrow standard Markdown but want to avoid MDX complexity. Current usage is primarily internal (Opensophy) and early adopters from the developer community. What technologies were used in the making of Hub? And why did you choose ones most essential to your tech stack? Hub is built on a modern, static-first hybrid architecture utilizing Astro 6 and React 19 with TypeScript. To deliver a dynamic and visually rich user experience, the tech stack integrates Tailwind CSS, Framer Motion for animations, and specialized libraries like Recharts, KaTeX, and highlight.js to seamlessly handle data visualization, math rendering, and syntax highlighting. Hub scored a 45 proof of usefulness score (https://proofofusefulness.com/report/hub) - how do you feel about that? Is it just right or does it need to be reassessed? https://proofofusefulness.com/report/hub It’s a decent start! The project will evolve as it’s used, helping us understand all user pain points, and updates will focus on major improvements and hotfixes for any vulnerabilities. What excites you about Hub's potential usefulness? Hub rethinks how documentation platforms work by eliminating configuration overhead and turning the filesystem into the source of truth for navigation. This significantly lowers the barrier to publishing structured technical content. The combination of rich Markdown (without MDX), interactive UI components embedded directly in docs, and a CMS-like editing experience creates a unique balance between simplicity and power. It enables developers to build documentation that is not just readable, but interactive and expressive. Additionally, the project explores an important direction: combining AI-assisted development with DevSecOps practices to improve code quality and security. This makes Hub not only a documentation tool, but also an example of a modern development approach. With planned features like AI search, OpenAPI integration, and multilingual support, Hub has the potential to become a strong alternative to existing documentation platforms, especially in the open-source ecosystem. Walk us through your most concrete evidence of usefulness. I wouldn’t say there’s a single data point for Hub because it’s universal. If you’re a web developer, it’s a ready-made platform for storing code and building a UI library. If you’re a technical writer or engineer, you get a powerful “docs as code” platform. How do you measure genuine user adoption versus "tourists" who sign up but never return? We measure activity through usage and improvements of the project. Hub was created primarily for Opensophy but is open to anyone who wants to build their own hubs and use the platform. If we re-score your project in 12 months, which criterion will show the biggest improvement, and what are you doing right now to make that happen? In 12 months, the platform will likely become a fully CMS-like platform, supporting a wide range of formatting options and featuring an updated design. There will also be a gradual reduction of dependencies for greater project independence, with a focus on cybersecurity. How Did You Hear About HackerNoon? We found HackerNoon while searching Google for “best foreign alternative to Habr” (a popular Russian-speaking tech community). As a developer from Russia, I plan to share my work in all possible outlets, but the primary audience is Russia. Hub is currently reaching the low hundreds of monthly users organically. As you plan to release your UI component ecosystem, what specific strategies will you use to convert this early organic traffic into consistent, long-term open-source contributors and users? Honestly, we haven’t thought about this yet. Hub was created for Opensophy and only recently went open-source. If users like it and there’s active engagement, we will continue improving and developing the project. You mentioned that Hub combines a static-first system with dynamic UI enhancements. How do you foresee scaling this hybrid architecture (Astro 6 and React 19) as more complex features like AI search and OpenAPI integrations are introduced? AI search and OpenAPI integrations require a backend. Hub is fully static, so AI search is implemented as an “ask AI” feature, redirecting users to their ChatGPT profile. This way, chat history is preserved safely without the risk of Hub being hacked or data stolen. By replacing MDX complexity with a folder-based routing structure, you are significantly lowering the barrier to entry for documentation. Can you share an early use case where this specific approach directly accelerated a team’s or developer's documentation workflow? Using Hub significantly simplifies and speeds up writing articles on a CMS-like platform, increasing productivity by 40% since you no longer need to run scripts, builds, or other processes for every edit. 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