
PassPlus
Free Security+ SY0-701 practice quiz no signup required
What it does
Built PassPlus while studying for my own Security+ exam because Examtopics has wrong answers and sketchy ads everywhere. Real Messer practice exam questions, instant feedback on every answer, and a missed questions mode so you drill weak spots instead of redoing everything. 25 questions completely free, no account needed. Full bank of 245 questions available to unlock.
Does the same job
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SecPlus Study — Free Security+ AppApr 2026 · secplus.ivanmorhun.com · ▲1Free Security+ study app with hands-free listen mode
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More dev tools this month
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The first open-source price index for GPU compute
Dev tools · 10d ago · getcomputable.com

OpenTrailPaper is open-source bike computer firmware for the LilyGO T5S3 4.7" E-Paper PRO. It supports offline maps, GPX routes, FIT recording and Bluetooth sensors.
Dev tools · 2d ago · opentrailpaper.com

Open-source GTM skills for technical founders
Dev tools · 30d ago · gtmcofounder.com
Launched alongside, May 2026
the whole month →

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