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 Shyam Vijay about MirrorFly Video Call API & SDK, a platform providing WebRTC-powered APIs and SDKs to build custom video calling apps for mobile and web. Read on to learn about their approach to enterprise-grade connectivity and self-hosted communication infrastructure. MirrorFly Video Call API & SDK What does MirrorFly Video Call API & SDK do? And why is now the time for it to exist? MirrorFly video call solution provides WebRTC-powered APIs and SDKs to build custom video calling apps for mobile and web. This custom solution uses Erlang/ Ejabberd servers along with STUN/ TURN for enterprise-grade connectivity. Since MirrorFly supports self-hosting, deploy it on any server with full control of data & security. Now’s a good time for MirrorFly Video Call API & SDK to exist because businesses increasingly require scalable, secure, and self-hosted communication tools to maintain strict data privacy and seamless connectivity in an increasingly remote-first world. What is your traction to date? How many people does MirrorFly Video Call API & SDK reach? MirrorFly powers real-time communication solutions for businesses building video calling, chat, and voice applications. The platform is used by startups, enterprises, telehealth platforms, social apps, and customer support systems. Our solutions support applications that serve thousands to millions of end users depending on deployment scale. Who does your MirrorFly Video Call API & SDK serve? What’s exciting about your users and customers? MirrorFly is designed for developers, startups, and enterprises that need to integrate real-time communication into their applications. It is commonly used by telemedicine platforms, social networking apps, e-learning solutions, customer support platforms, and collaboration tools that require secure video calling and messaging infrastructure. What technologies were used in the making of MirrorFly Video Call API & SDK? And why did you choose ones most essential to your tech stack? MirrorFly Video Call API & SDK relies on a robust mix of modern frameworks and languages, including Flutter, Kotlin, React Native, Swift, Angular, JavaScript, React JS, and Objective-C. This versatile tech stack was chosen to ensure broad cross-platform compatibility, allowing developers to seamlessly integrate high-quality video calling experiences natively across iOS, Android, and diverse web applications. What is traction to date for MirrorFly Video Call API & SDK? MirrorFly has been actively making waves in the developer and startup communities, notably featured on platforms like Product Hunt and Peerlist. These listings highlight growing interest from builders looking for reliable, scalable, and self-hosted video calling infrastructure. MirrorFly Video Call API & SDK scored a 301.75 proof of usefulness score (https://proofofusefulness.com/reports/mirrorfly-video-call-api-and-sdk) MirrorFly Video Call API & SDK scored a 301.75 proof of usefulness score (https://proofofusefulness.com/reports/mirrorfly-video-call-api-and-sdk) https://proofofusefulness.com/reports/mirrorfly-video-call-api-and-sdk What excites you about this MirrorFly Video Call API & SDK's potential usefulness? Real-time communication has become a critical component for modern applications. MirrorFly enables businesses to embed secure video calling, voice, and messaging directly into their platforms while maintaining full control over infrastructure and data through self-hosting. This flexibility makes it valuable for industries like healthcare, finance, social networking, and enterprise collaboration where privacy and scalability are essential. Meet our sponsors Meet our sponsors Meet our sponsors Bright Data: Bright Data is the leading web data infrastructure company, empowering over 20,000 organizations with ethical, scalable access to real-time public web information. From startups to industry leaders, we deliver the datasets that fuel AI innovation and real-world impact. Ready to unlock the web? Learn more at brightdata.com. Bright Data: Bright Data is the leading web data infrastructure company, empowering over 20,000 organizations with ethical, scalable access to real-time public web information. From startups to industry leaders, we deliver the datasets that fuel AI innovation and real-world impact. Ready to unlock the web? Learn more at brightdata.com. Bright Data: brightdata.com Neo4j: GraphRAG combines retrieval-augmented generation with graph-native context, allowing LLMs to reason over structured relationships instead of just documents. With Neo4j, you can build GraphRAG pipelines that connect your data and surface clearer insights. Learn more. Neo4j: GraphRAG combines retrieval-augmented generation with graph-native context, allowing LLMs to reason over structured relationships instead of just documents. With Neo4j, you can build GraphRAG pipelines that connect your data and surface clearer insights. Learn more. Neo4j: more Storyblok: Storyblok is a headless CMS built for developers who want clean architecture and full control. Structure your content once, connect it anywhere, and keep your front end truly independent. API-first. AI-ready. Framework-agnostic. Future-proof. Start for free. Storyblok: Storyblok is a headless CMS built for developers who want clean architecture and full control. Structure your content once, connect it anywhere, and keep your front end truly independent. API-first. AI-ready. Framework-agnostic. Future-proof. Start for free. Storyblok: Start for free . Algolia: Algolia provides a managed retrieval layer that lets developers quickly build web search and intelligent AI agents. Learn more. Algolia: Algolia provides a managed retrieval layer that lets developers quickly build web search and intelligent AI agents. Learn more. Algolia: Learn more

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MirrorFly Earns a 301.75 Proof of Usefulness Score by Building WebRTC-Powered APIs and SDKs for Custom Video Calling Apps

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