Joaquim Costa

Hey Product Hunt 👋 I’m excited to introduce Hyperstack Capital – born from years of helping early-stage startups build real products, find market fit, and raise capital. Founded in 2025, by Joaquim Costa, Hyperstack Capital is a venture studio and early-stage investment firm on a mission to engineer the next wave of European breakout startups. We don’t just invest—we co-create. Our model blends...

Making data-driven decisions takes too long. Instead of quick answers, you spend time decoding dashboards, switching between tools, or waiting on analysts. Closedata lets you talk to your business data as naturally as you would with a colleague. No more struggling with dashboards or waiting for reports. Just ask, and get actionable insights, 98% faster. How it works: 1. Connect Instantly: No...

I'm building Signale.co – a tool designed to notify you the moment your chosen keywords are mentioned on LinkedIn. Whether it's about your brand, projects, or topics you’re passionate about, Signale.co ensures you're always part of the conversation as it unfolds. Curious to try it out? I’m looking for early adopters to help shape this tool. 🚀 If you're interested, join the waitlist on the...

- Launch Your Startup With a Proven Framework - I’m thrilled to share that we’re building Dozero.vc, a powerful new tool for founders to create their startups from scratch. Dozero is designed to be digital platform that provides all the necessary steps and tools for you to build your startup from the ground up, offering a step-by-step framework, tools, and resources tailored to your unique...

Find your Co-founder teamFind your Co-founder team with - 30+ exists, - 20+ builders, - Investors with 100+ deals, and - Average investment of average investment of 300K per startup. Dengun Founders Program is your chance to accelerate your startup with access to world-class mentors, hands-on workshops, and 300K+ in funding. Whether you’re just starting or ready to scale, we’ll help you unlock...

Wow, AskCory.ai sounds like a fantastic tool for marketers! The integration of the Bullseye Framework with AI to create tailored marketing plans is truly innovative. I love how it simplifies the process of developing data-driven strategies and targeted tactics, making high-level marketing accessible to everyone!

Become a 10x Product Manager - This innovative tool has been designed to incorporate content from an extensive array of sources, including YouTube videos, webinars, and PDFs, all curated from the world's foremost product experts and coaches. The problems we want to solve: #1 The Challenge of Information Overload in Product Management - With product management rapidly evolving, an overwhelming...

Hey product people. 🙌 We spent a lot of time looking at the stack differents Product Managers use and have seen the challenges from the inside. Hundreds of tools for different use-cases, price transparency and product status. So we decided to change that and came up with WatcherProduct to help Product Managers find the ultimate Product Management Tool for their Business. 👉 check...

Our mission is to make your life simpler, saving you time and money on your purchases. With Kabaz.pt (only available in Portugal at the moment), you compare and find the best prices on supermarket items that are closest to you. Say goodbye to endless searches and hello to convenience! With the supermarket price comparator, your ideal basket is just a click away. Try it now and discover how...

Increase your chances of success. By utilizing Dozero's comprehensive guidance and support, you can increase 80% your chances of securing investment and achieving success for your startup. Fundraising is a full-time job. The problem is you already have a full-time job: growing your business. Raise your next round with Dozero so you can keep focusing on your startup and let investors come to you.

Hello guys! Introducing BlockBee Telegram Bot 🤖 https://blockbee.io/telegrambot 📣 BlockBee is not only your best online crypto payment system, it is also the go-to solution for hassle-free channel management. 🔒 Auto-handle subscriptions ✅ Ensure admin-only valid subscriptions 🔄 Easily extend your subscription Simplify your Telegram channel management with BlockBee. Try it now:...

We created followpm.com for product people and innovators. We have spent our careers building and ship products and always wanted a place where we could connect with like-minded entrepreneurial people. This site provides a forum for you to share what you know and get insights from many of the world’s best product managers and product marketing managers.