
Zeinloop
Track building emissions, compliance, and retrofits
What it does
Zeinloop helps real estate teams manage building compliance, emissions tracking, and retrofit planning across portfolios. Starting with NYC Local Laws 84, 87, 88, 97, and 33/95, the platform helps property managers, building owners, and asset managers forecast compliance risk, model retrofit ROI, prioritize buildings, and generate portfolio-level reports from one dashboard.
Does the same job
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- WRWe're building an automated CO2 emission tracker app for households2022 · zerofy.net · ▲11
Hi, we're Zerofy, and our goal is to build a fully automated, real-time, and holistic carbon emission tracking app for households! Our approach relies on tapping all digital data streams representing your life and calculating carbon emissions from them. In the linked post, we describe our approach, show a demo app, and are soliciting feedback! (Once we track emissions, we want to build AI tech that helps reduce. But that's for another post.)
More growth this month
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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