Free Digital Utilities
Free PDF, signature & QR tools — no account, no uploads
What it does
20+ free browser-based tools — no sign-up, no subscription, no files sent to a server. ✦ PDF Editor — edit text inside any PDF ✦ Digital Signature Generator — draw, type, or AI ✦ Sign PDFs & Word documents online ✦ QR Code Generator — URL, WiFi, vCard, email ✦ PDF Merger, Splitter, Compressor ✦ PDF Converter — Word, Excel, PowerPoint ↔ PDF ✦ Disposable Email Generator Your files never leave your device. Free forever, no watermarks. Would love any feedback from the PH community 🙏
Does a similar job
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- CACreate a Digital Signature in Seconds with This Free Tool2024 · smashingdocs.com · ▲13
I built this simple free signature generator to quickly create a nice-looking digital signature. No design skills or fancy software needed—just hand-draw it or type your name, pick a style, and download it. It’s a super basic tool, but useful if you need a signature for invoices, documents, or anything else where a little extra polish helps. You can download it in PNG format as a transparent file, so it’s easy to drop into any project. If you’re also into templates for things like invoices or letterheads, there are a many other resources on the site that might come in handy. Thanks for…

PDFToolsJun 2026 · allaboutpdfediting.xyz · ▲10Free, private PDF editor — no server uploads, no signup
Best Free Online Tools + Expert GuidesNov 2025 · ▲7PDF converter QR generator Unit converter PNG converter etc

More dev tools this month
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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