
Lenra
Optimize your app creation
Lenra launched on October 2, 2023 with 136 votes, #382 of 4,393 launches that month and more than 90% of that year's launches. The site was still online in September 2026, 3 years on.
What it does
Lenra is a an open source backend framework to create an app using any language, and deploy it without any Ops scale. It's an alternative to big techs solutions, that offers you data protection, while reducing carbon footprint of your activity.
Lenra is an open source framework to create your app using any language, and deploy it without any Ops scale, built on ethical values. Join Lenra's guild and become a GitHub sponsor Use any language (JavaScript, TypeScript, Rust, Java, ...), deploy in 1-click Whether you're an experienced developer or just starting out, the framework's documentation will get you up to speed quickly and easily. To create and deliver apps, you no longer need to juggle with technologies and services. You no longer need to use dozens of different tools with all their logins and passwords. Everything takes place here, in a framework. Malware protection is a key point for our platform and has been respected…from lenra.io
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Mastra 1.0Jan 2026 · github.com · ▲451Hi HN, we’re Sam, Shane, and Abhi, and we’re building Mastra (https://mastra.ai), an open-source JavaScript SDK for building agents on top of Vercel’s AI SDK. You can start a Mastra project with `npm create mastra` and create workflow graphs that can suspend/resume, build a RAG pipeline and write evals, give agents memory, create multi-agent workflows, and view it all in a local playground. Previously, we built Gatsby, the open-source React web framework. Later, we worked on an AI-powered CRM but it felt like we were having to roll all the AI bits (agentic workflows, evals,…


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