
ZeroServer.tools
100% Private, Browser-Based Developer Utilities
What it does
Stop pasting sensitive JSON, JWTs, and API keys into random websites with unknown backends. ZeroServer is a suite of developer utilities built with a strict "Zero Server" architecture. Everything happens 100% locally in your browser’s DOM using native APIs. No data ever leaves your device. ✅ 100% Private: No backend, no tracking, no logs. ✅ Developer First: Built with Next.js 15 and Tailwind v4. ✅ Essential Tools: JSON/XML/JWT... Built for developers who value privacy as much as productivity.
Does the same job
all alternatives →- ZAZero – A fast, zero-configuration server for React, Node.js, Markdown2019 · zeroserver.io · ▲513



DevToolsMay 2026 · dev-tools-tan.vercel.app · ▲2Fast, private, and client-side developer tools in one hub
More dev tools this month
the category →



The first open-source price index for GPU compute
Dev tools · 10d ago · getcomputable.com

Open-source GTM skills for technical founders
Dev tools · 29d ago · gtmcofounder.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
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