From Dev.to Community
Tech Articles
Curated developer articles, tutorials, and guides — auto-updated hourly
lucifer911Sep 20, 2026 • 4 min read
Four bugs my test suite couldn't catch
216 passing tests. A feature that was completely broken. Here is the gap between those two facts, an...
#testing#webdev#rust#privacy
2 1
Riley LinSep 22, 2026 • 5 min read
Tool Output Is a Second Prompt
When a coding agent runs a command, the interesting leak is not the prompt you typed. The leak is th...
#security#ai#python#privacy
0 1
muffincodes27Sep 16, 2026 • 7 min read
How I Built a 100% Client-Side PDF Toolkit with Zero Cloud Uploads
Here is a bizarre architectural paradox of the modern web: In 2026, our browser tabs can execute C+...
#pdf#privacy#opensource#javascript
0 1
Mehdi Laalali2000Sep 21, 2026 • 3 min read
I built a PDF & image toolbox that never uploads your files — 100% client-side
Every "free online tool" works the same way: you upload your file to a server, hope for the best, an...
#webdev#javascript#privacy#showdev
0 0
Jakub WietrzykSep 21, 2026 • 6 min read
OCR that looked like it worked
Five bugs in a browser OCR pipeline, every one of which produced a plausible success instead of an e...
#ocr#benchmarks#privacy#javascript
1 1
Suudipta MukherjjeeSep 16, 2026 • 6 min read
I built 104 developer tools that never send your data anywhere — and made it provable, not promised
Every developer has pasted something into an online JSON formatter that they shouldn't have. An API....
#webdev#javascript#privacy#showdev
0 0
JohnSep 22, 2026 • 17 min read
FileBrowser Permissions Explained: How Far Can One Compromised Account Actually Go?
A stolen FileBrowser account reaches exactly what its Scope points at, and seven of the eight...
#filebrowser#selfhosted#security#privacy
0 0
jamilxtSep 20, 2026 • 6 min read
An AI Coding App Was Silently Uploading Your Entire Git History: Inside the ZCode Incident
If you use an AI coding assistant, you already accept that it sees the code in your current task....
#security#privacy#devtools#ai
2 2
Mubasher HussainSep 17, 2026 • 3 min read
I built 116 free browser tools that never touch a server. Here is why and what I learned.
A few months ago I wanted to do something trivial: format an ugly blob of JSON. I googled "json...
#webdev#javascript#showdev#privacy
2 0
Alex VanceSep 20, 2026 • 5 min read
LimeWire's New Manifesto Is a Masterclass in WebGPU, Local AI, and Cloud Nihilism
If you thought LimeWire’s return was just a tired exercise in retro branding, their editorial column...
#webdev#architecture#ai#privacy
6 1
wantsvibesSep 19, 2026 • 14 min read
The Anatomy of an IP Ban: TCP Fingerprints, Passive OS Fingerprinting, and MTU Signatures
An in-depth engineering analysis of passive OS fingerprinting (p0f), TCP SYN header option ordering,...
#security#infosec#privacy#cybersecurity
0 2
Shaarav AgarwalSep 22, 2026 • 6 min read
Sandboxing Firefox with Firejail: a no-trace browser that can't read my files or reach my LAN
Sandboxing Firefox with Firejail: a no-trace browser that can't read my files or reach my...
#security#linux#privacy#infosec
2 3
Harun - solo dev Sep 21, 2026 • 3 min read
The Privacy Manifesto: Why APIC Never Uploads Your Data to a Server 🛡️🖼️
Every time you use a "free" online image compressor or background remover, you are making a silent.....
#privacy#webassembly#buildinpublic#akhourisystems
11 0
Orvi DasSep 18, 2026 • 3 min read
I built a Chrome extension after a screen-share disaster reminded me how fragile browsing is
A founder was sharing her screen during a work call with a CEO. He asked her to check a lead's...
#showdev#privacy#chrome#productivity
0 0
SarfarazSep 18, 2026 • 5 min read
How I Built 30 Privacy-First Dev Tools with Blazor WebAssembly (and Why Nothing Leaves Your Browser)
Every developer has done this at least once: you have a JWT from production, you need to see what's....
#blazor#webassembly#dotnet#privacy
0 0
Sammi De Blas Sep 21, 2026 • 4 min read
AI agent runs first end-to-end breach in Spain
Spain's DPA reports the first breach run end-to-end by an AI agent. Hacktron documents a second chai...
#security#ai#privacy#devops
1 0
Aniket GawandeSep 20, 2026 • 2 min read
Why I built 43+ PDF tools to process files locally in the browser
Most online PDF tools follow the same pattern: Upload your file → wait for it to process → download...
#webdev#privacy#javascript#productivity
1 1
Akhouri Anmol KumarSep 16, 2026 • 2 min read
sudo rm -rf /cloud 🌩️ Meet APIC: The Anti-Cloud Image Engine
"Architecture over anecdotes. Performance over promises." Most web-based image editors have a...
#webdev#privacy#opensource#python
21 3
Ajeet PrasadSep 20, 2026 • 1 min read
I built FnvxTra: A 100% Free, Offline-First GST Billing Web App published: true tags: webdev, javascript, open-source, architecture
Hey everyone! 👋 I am a self-taught teenage developer from India. Over the last few months, I've be...
#javascript#privacy#showdev#webdev
0 4
JOxKxERSep 19, 2026 • 2 min read
I built an open-source, zero-telemetry local AI proxy daemon for absolute data sovereignty
Hey everyone! 👋 Like many developers, I love experimenting with local AI and custom workflows, but...
#opensource#ai#privacy#security
0 0
VeilAnalyticsSep 20, 2026 • 3 min read
How to Query Server and Application Logs with SQL (No ELK Stack or Cloud Uploads)
How to Query Server and Application Logs with SQL (No ELK Stack or Cloud Uploads) Every...
#devops#security#database#privacy
0 0
Linas JonasSep 16, 2026 • 3 min read
Your black rectangle is not redacting that PDF
Someone asks you to send a contract with the salary taken out. You open the PDF, grab the rectangle....
#pdf#privacy#security#webdev
0 0
Rene GerlingSep 21, 2026 • 2 min read
When is an aggregate really anonymous? Differencing attacks on AI query layers
A sum is not anonymization. Whether a number over special-category personal data (Art. 9 GDPR) says....
#privacy#security#ai#gdpr
0 0
Familia SyncSep 20, 2026 • 3 min read
Teaching our on-device assistant to say "I don't know"
We're building FamiliaSync, an offline-first family organizer where all data stays encrypted on your...
#ai#privacy#reactnative#machinelearning
0 2