Insights on WiFi sensing & AI radar
Deep dives, tutorials and comparisons covering RuView, WiFi CSI sensing, ESP32 hardware and the broader AI radar ecosystem.
SpaceX Bought Cursor for $60 Billion — Should Developers Be Worried?
SpaceX acquired Anysphere (Cursor's parent company) in June 2026, and almost overnight Cursor's market share dropped from 41% to 26%. What does this mean for the millions of developers who've made Cursor their daily driver?
Hermes Agent: The Self-Improving AI Agent That Gets Better Every Time You Use It
Most AI agents forget everything the moment you close the session. Hermes Agent is different — it permanently learns from every action it takes, building a skill memory that makes it smarter the more you use it. Here's how it works and why it matters.
I Tried OpenCode — The Open-Source Coding Agent With 160K Stars — Honest First Impression
OpenCode is the open-source coding agent that's taken GitHub by storm with 160K+ stars and 7.5 million monthly active developers. I spent a week with it. Here's the unfiltered truth: what it gets right, what it doesn't, and who it's actually for.
Promptfoo Setup Guide: How I Started Testing My AI App Like Real Software
I used to test my AI apps by... vibing. Running prompts manually, eyeballing outputs, hoping nothing broke. Then I found Promptfoo. Now my AI app has CI checks, automated regression tests, and security red-team scans. Here's how to set it all up.
Kokoro TTS: I Generated High-Quality Voice Audio Locally in Python — Zero API Cost
ElevenLabs charges by the character. OpenAI TTS has a monthly cap. Kokoro-82M runs entirely on your machine, produces surprisingly natural-sounding audio, and costs exactly nothing. Here's how to set it up in Python in under 10 minutes.
Lightpanda: The Headless Browser Built Specifically for AI Agents — Setup Guide
Playwright and Puppeteer were built for human-written test scripts. Lightpanda was built for AI agents. It's faster, leaner, and designed around the exact interaction patterns that autonomous agents use. Here's what makes it different and how to get started.
smolagents: The Hugging Face Agent Framework That Has Almost Zero Setup
LangChain makes you read 200 pages of docs before writing a useful line of code. smolagents from Hugging Face lets agents write and execute Python directly — no JSON schemas, no graph nodes, no DSL. Build a real AI agent in 15 minutes flat.
CrewAI in 2026: I Built a Content Pipeline With 3 AI Agents Working Together
CrewAI now has 44K+ stars and 5.2 million monthly downloads. The January 2026 update finally fixed streaming — the biggest complaint from production teams. I built a real 3-agent content pipeline with a Researcher, Writer, and Editor. Here's the full walkthrough.
How to Fine-Tune Your Own AI Model Using Unsloth (Fast + Free)
Prompt engineering can only get you so far. If you want an AI to truly understand your company's coding style or tone of voice, you need to fine-tune it. Unsloth is a library that makes fine-tuning 2x faster and uses 70% less VRAM.
What is Agentic AI? A Simple Explanation for Developers Who Are Confused
The term 'Agentic AI' is being thrown around by every tech CEO and marketing department right now. But what does it actually mean at a code level? Here is the hype-free explanation.
Aider: The AI Coding Tool That Works Directly With Git — Every Edit Becomes a Commit
Aider is an AI pair programmer that lives in your terminal and speaks Git natively. Every AI edit becomes an atomic commit with a sensible message. It supports 100+ languages, works on your full codebase, and is perfect for legacy code refactoring. Here's why Git-native AI coding is the right model.
How I Cloned My Own Voice in 60 Seconds Using GPT-SoVITS (Open-Source)
ElevenLabs is the industry standard for AI voices, but it's expensive. GPT-SoVITS is an open-source project that can clone your voice with terrifying accuracy using just one minute of audio. Here is how I set it up.
Bumblebee by Perplexity: How to Scan Your npm Packages for Malicious Code
The npm registry is a minefield of supply chain attacks. Perplexity AI recently launched Bumblebee, a free tool that uses LLMs to scan your node_modules for malicious obfuscated code. Here is why you need it.
LangGraph vs CrewAI vs smolagents: Which AI Agent Framework Should You Actually Learn?
Three frameworks dominate AI agent development in 2026: LangGraph, CrewAI, and smolagents. They're wildly different in philosophy, complexity, and production readiness. Here's an honest, developer-first comparison of all three — so you invest your learning time in the right one.
I Built a Private Knowledge Base for My Team Using Dify — Full Setup Guide
Stop answering the same onboarding questions on Slack. Dify is an incredible open-source platform that lets you build intelligent enterprise chatbots over your company data without writing a single line of code.
ComfyUI Beginners Guide: Generate AI Images Locally Without Paying a Single Rupee
Midjourney is great, but it costs money and censors your prompts. ComfyUI is a free, node-based interface that lets you run Stable Diffusion on your own computer. Here is the absolute beginner's guide to setting it up.
LlamaIndex vs LangChain: Which One Should You Use for Your RAG Project?
If you are building a custom AI application with your own data, you will inevitably have to choose a framework. LangChain and LlamaIndex dominate the space, but they serve very different purposes. Here is the definitive comparison.
I Built an AI Agent That Monitors My GitHub Issues and Replies Automatically
Maintaining open-source projects is exhausting, especially answering repetitive GitHub issues. So, I built a Python AI agent that automatically reads new issues, analyzes the codebase, and posts a helpful reply. Here is the blueprint.
How to Chat With Your Own PDF Files Using Open-Source Tools (No OpenAI Needed)
Uploading your sensitive company PDFs to public AI tools is a huge security risk. Here is how you can build a totally private 'Chat with PDF' system on your own computer using local open-source tools.
CrewAI Setup Guide: Make Multiple AI Agents Work Together on One Task
Why use one AI when you can use a whole team? CrewAI lets you create multiple specialized agents (like a Researcher, a Writer, and an Editor) that talk to each other to complete complex tasks. Here is the ultimate setup guide.
What is MCP (Model Context Protocol) and Why Every Developer is Talking About It
Anthropic recently open-sourced MCP, and it is rapidly becoming the standard for how AI agents communicate with data sources. Here is a simple, developer-friendly explanation of what MCP is and why it matters.
How to Build Your First AI Agent With smolagents in 100 Lines of Python
AI Agent frameworks like LangChain and CrewAI are incredibly powerful, but their learning curves are steep. Enter smolagents by Hugging Face: a framework so lightweight you can build a fully autonomous AI agent in less than 100 lines of code.
I Ran a 70B AI Model on My Laptop — What Worked and What Didn't
Running small 8B models locally is easy. But what happens when you try to cram a massive, 70-Billion parameter frontier model onto a consumer laptop? I spent a weekend trying to run Llama-3-70B locally, and here are the honest results.
Open WebUI: I Set Up My Own ChatGPT Interface on a $5 VPS — Here's How
Want a private ChatGPT alternative for your team or personal use? Open WebUI is a massive open-source project that looks and feels exactly like ChatGPT. Here is how I hosted it on a $5 DigitalOcean VPS.
Llamafile: Run Any LLM as a Single File With Zero Setup — Seriously
What if you could download an AI model like a simple executable file, double-click it, and it just works? Thanks to Mozilla's Llamafile project, you can. Here is why this is the most beginner-friendly way to run local AI.
How I Built a Private ChatGPT on My Own Documents Using RAGFlow
I didn't want my company's confidential documents living on OpenAI's servers. So I built a private, local ChatGPT using RAGFlow — it ingests PDFs, contracts, and wikis, then lets me chat with them. Here's the complete setup guide.
How to Run DeepSeek on Your Own PC Using Ollama (No Cloud, No Cost)
DeepSeek is currently shocking the AI industry by beating OpenAI's top models at a fraction of the cost. Here is how you can run the open-weights DeepSeek models completely locally on your own PC using Ollama.
How I Set Up Cline in VS Code and It Wrote My Entire Feature For Me
Cline (formerly Claude Dev) is taking over the AI coding space. Here is the exact step-by-step guide on how I set it up in VS Code, and how I used it to write an entire authentication feature from scratch while I just watched.
OpenCode Setup Guide: The Open-Source Cursor Alternative That Works Offline
Want the power of the Cursor IDE without the expensive subscription or privacy concerns? OpenCode is the open-source alternative. Here is a complete guide on setting it up and running it 100% offline with local LLMs.
I Gave an AI Agent a Browser and It Did My Work For Me — Browser Use Tutorial
Browser Use is a Python library that lets an AI agent control a real web browser. It clicks buttons, fills forms, extracts data — anything you'd do manually. Here's a hands-on tutorial with real automation examples that'll make your jaw drop.
Cline vs Aider vs OpenHands: Which AI Coding Agent Should You Actually Use?
The AI coding agent landscape is exploding. Between Cline's IDE integration, Aider's terminal dominance, and OpenHands' autonomous capabilities, how do you choose? I tested all three for a month to find out.
I Tried OpenCode — The Free Coding Agent With 160K Stars — Here's My Honest Review
OpenCode is currently the #1 trending coding agent with over 7.5M developers using it. But does it actually live up to the hype? I spent a week building real projects with it, and here is my completely honest, unfiltered review.
I Replaced Zapier With This Free Tool and Never Looked Back — n8n Self-Host Guide
Zapier was costing me $50/month for basic automations that I ran twice a day. I switched to n8n, self-hosted it on a $5 server, and now run unlimited automations for free. Here's the full migration story and setup guide.
This Open-Source Tool Writes Code, Fixes Bugs, and Edits Files By Itself — OpenHands Setup
OpenHands is an AI software agent that can autonomously write code, run tests, and edit files. No hype — I walked through a real setup with Docker and let it fix an actual bug. Here's the step-by-step guide.
I Ran an AI Model on My Laptop Without Paying a Single Dollar — Here's How
Tired of paying for ChatGPT subscriptions? I discovered Ollama — a tool that lets you run powerful LLMs like Llama 3, Mistral, and Gemma completely free, right on your own machine. Here's the honest story of how I set it up.
ESP32 CSI Flashing: Complete Toolchain & Firmware Guide
A comprehensive deep-dive tutorial on flashing microcontrollers for raw Channel State Information (CSI) extraction, using ESP-IDF, custom menuconfig settings, and active subcarrier optimization.
RuView AI Model Training: WiFi CSI to Edge Deep Learning
A comprehensive guide on collecting raw Channel State Information datasets, performing PCA and Butterworth preprocessing, training PyTorch deep learning models, and compiling to ONNX for edge inference.
RuView GitHub: A Complete Guide to the Repo
A comprehensive developer walkthrough of the RuView GitHub repository, including the Rust processing engine, ESP32 firmware, and contribution guidelines.
The Future of WiFi Sensing AI
A visionary analysis of the upcoming IEEE 802.11bf WiFi sensing standard, WiFi 7/8 integrations, TinyML progress, and the role of open-source projects.
Privacy-Friendly AI Surveillance with RuView
An ethical and technical overview of why camera-free AI sensing is critical for modern healthcare, smart buildings, and legal compliance.
ESP32 WiFi Radar: A Complete Build Guide
A step-by-step technical guide to flashing ESP32-S3 boards, streaming CSI data over UDP, and configuring the RuView Rust processing engine.
AI Through-Wall Detection Explained
A detailed physical and technical breakdown of how AI-powered WiFi sensing penetrates drywall, wood, and brick to detect human presence, motion, and vitals.
Can WiFi Really Detect Humans? Yes — Here's How
An in-depth scientific breakdown of how WiFi signals detect humans, monitor chest movements for respiration, and track spatial presence.
WiFi Radar vs Cameras: A Privacy & Performance Comparison
A deep dive into why WiFi radar systems like RuView are outperforming traditional optical cameras in privacy compliance, light independence, and bandwidth efficiency.
Best ESP32 Boards for CSI Projects in 2025
An expert review and hardware comparison of ESP32, ESP32-S3, and ESP32-C5 boards for WiFi Channel State Information (CSI) radar systems.
How WiFi CSI Sensing Works (with Diagrams)
A comprehensive guide explaining the physics and mathematics behind WiFi Channel State Information (CSI), multipath propagation, phase sanitization, and edge AI inference.
What is RuView? The Open-Source AI WiFi Sensing System
An in-depth, long-form exploration of RuView: the revolutionary open-source platform that turns cheap ESP32 chips into camera-free AI human detection radars.