Grinfi.io
Hire the best talents and scale your team with Grinfi.io
Grinfi.io launched on January 25, 2023 with 84 votes, #598 of 3,901 launches that month and more than 75% of that year's launches. The site was still online in September 2026, 3 years on.
What it does
Grinfi.io is a dedicated team of recruiters for Products and Startups. We use the direct search strategy to find your dream candidates and reach out to them with our Recruiting Team to build trust and rapport before sending them to you. Our internal recruitment system searches for candidates with the AI help
Automate smarter, generate leads faster, and spend less with Grinfi. Safest LinkedIn automation platform with full integration freedom and reliable support.
AI-powered multichannel outreach - LinkedIn + Email - with built-in safety, lead enrichment, and a native MCP Server for AI agent workflows. Send personalized connection requests, messages, and follow-ups that feel genuinely human. Smart delays, randomized typing patterns, and activity schedules keep your outreach invisible to LinkedIn's detection - so you scale without putting your account at risk. Single-Session technology ensures only one active browser session per LinkedIn profile, paired with Bright Data top-tier proxies. Your IP, fingerprint, and behavior patterns stay clean and consistent - no bans, no flags, no stress. Write messages that sound personal at scale - AI variables pull…from grinfi.io
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hirebetter.ioJan 2026 · hirebetter.io · ▲31Hi HN! I, Tom, am a founder of hirebetter and I’d love to share what we’ve been working on and get feedback from the community. hirebetter is a set of AI-driven tools designed to take over repetitive manual tasks that recruiters and solo founders often face when hiring. At a high level, it helps with things like drafting outreach messages, filtering candidate profiles, and generating tailored interview prompts, all with the goal of saving time and making the hiring process consistent across candidates. My co-founders have spent years in recruiting and hiring for small teams, and found…
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Endless lofi beats composed live in your browser, over pixel-art nights in Paris, Tokyo, New York, Hong Kong, Sydney, San Francisco and more. Free, no sign-up.
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Source: Product Hunt launch ↗
Launched alongside, January 2023
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This works suprisingly well. Just give it instructions like "make it winter" or "remove the cars" and the photo is altered. Here are some examples of transformations it can make: Golden gate bridge: https://raw.githubusercontent.com/brycedrennan/imaginAIry/ma... Girl with a pearl earring: https://raw.githubusercontent.com/brycedrennan/imaginAIry/ma... I integrated this new InstructPix2Pix model into imaginAIry (python library) so it's easy to use for python developers.
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The project is called QueryStorm. It uses Roslyn to offer C# (and VB.NET) support in Excel, as an alternative to VBA. I've posted about it before, but a lot has changed since then so figured I'd share an update. The current version includes a host of new features, namely a C# debugger, support for NuGet packages, and the ability to publish Excel extensions to an "AppStore" (which is essentially a NuGet repository). The AppStore can be used by anyone with the (free) runtime component. Another great addition is the community license, which is a free license for individuals and small companies…
Work · 2023 · querystorm.com
Hey HN! Some more info: I’m an NHS doctor and the founder of Pi-A (https://www.pi-a.io) which developed Lungy (https://www.lungy.app). Lungy is an app (iOS only for now) that responds to breathing in real-time and was designed to make breathing exercises more engaging and beneficial to do. It hopefully has many aspects of interest to the HN community – real-time fluid, cloth and soft body sims running on the phone’s GPU. My background is as a junior surgical trainee and I started building Lungy in 2020 during the first COVID lockdown in London. During COVID, there were…
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