Ping
A quiet buzz when your people are nearby.
What it does
The idea is simple: if a friend is nearby, your phone gives you a quiet buzz. No feed, no endless scrolling, no public map, and no “where are you?” texting loop. Current features: 500m nearby detection invisible mode cooldowns so it doesn’t spam you grouped pings when multiple friends are nearby Android beta APK I built it because I wanted social apps to feel a little more real-world again. More spontaneous coffee/walk/meetup energy, less staring at a screen.
Does the same job
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AstraPixels▲267A pixel-art solar system at its real current positions.
Growth · 29d ago · astrapixels.com
Launched alongside, May 2026
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Parallel agents, diff reviewer, and multi-model comparisons
Dev tools · May 2026 · kilo.ai
- NW
Hey HN, Henry here from Cactus. We open-sourced Needle, a 26M parameter function-calling (tool use) model. It runs at 6000 tok/s prefill and 1200 tok/s decode on consumer devices. We were always frustrated by the little effort made towards building agentic models that run on budget phones, so we conducted investigations that led to an observation: agentic experiences are built upon tool calling, and massive models are overkill for it. Tool calling is fundamentally retrieval-and-assembly (match query to tool name, extract argument values, emit JSON), not reasoning. Cross-attention…
Life & fun · May 2026 · github.com
- FM
Dev tools · May 2026 · github.com