AI Router
Blog
Essays and notes on AI, engineering, and building products.
Treating Browser Extensions as Digital Vending Machines: How an Indie Developer Reaches $500/Month in Revenue
A practical look at low-friction revenue streams from Chrome extensions in 2026, written by someone who has tried most approaches. This article shares hands-on experience with monetizing browser extensions, three effective models, and concrete technical implementation details.
Abandon Sunflower, TailScale Connects Everything
If you're a geek, it's worth a try; if you're an average user, just keep using Sunflower.
In 2026, Why I Started Paying Attention to AI Browser Extensions Instead of Mobile Apps
An indie developer shares 2026 AI browser extension development experience: compared with mobile app development, browser extensions have become the lowest-barrier commercialization path with the help of AI tools. Based on real tests of three technology stacks, this post analyzes market timing, technical feasibility, monetization models, and risks, offering a complete action guide from idea validation to launch and promotion.
I Tried the Hottest AI Browser Extensions of 2026 — the Ones Independent Developers Can Actually Use
An independent developer shares hands-on experience with AI browser extensions in 2025: from productivity-enhancing tools to monetization paths. Based on authoritative data from Stack Overflow, GitHub Octoverse, and real case studies, this article breaks down the real effectiveness, learning curve, and ROI of three types of AI extensions, along with a complete action guide for going from using the tools to generating income.
Obsidian + AI: A New Paradigm for Building Your Second Brain Knowledge Management
Explore how to combine Obsidian's local-first architecture with AI technology to build a truly intelligent second brain knowledge management system. Starting from the limitations of traditional note-taking tools, this article deeply analyzes Obsidian's core advantages, the AI plugin ecosystem, and real-world use cases, while offering practical solutions for privacy protection and cost optimization.
Treating Browser Extensions as Digital Vending Machines: How One Indie Developer Hit $500 Monthly Revenue
A practical look at low-friction revenue streams from Chrome extensions in 2026, written by someone who has tried most approaches. This article shares hands-on experience with browser extension monetization, three effective models, and specific technical implementations.
When the Google Maps Bill Starts to Sting: I Tried Several Free Map API Alternatives
An indie developer shares their shock at a $47 Google Maps bill, compares how major map API pricing changed in 2025, offers free/low-cost alternatives like Mapbox, MapTiler, and OpenStreetMap, and provides a complete guide from technical implementation to cost optimization. In the end, the bill dropped from $47 to $5, saving 95% on map API costs.
Claude Code Notification Plugin
Leveraging the Hooks plugin provided by Claude Code, it sends a system bubble notification when a task completes. I tested it on Windows and it works well. Finally, I can enjoy watching short videos without constantly glancing back at Claude Code.
How to Choose Between Skills and SubAgent
Both solve the same problem: I already have a written Agent, and now I want to add a new feature. So how exactly should this feature be integrated into the current Agent system?
Agent Skills: Anthropic Is Pulling Another Marketing Stunt!
Anthropic isn't just a master of Attention in large models; it's equally top-notch at grabbing everyone's Attention in marketing.
Gemini 3 Hot Take: Design Aesthetics Will Lose Their Value
In the past, AI tools in my mind were merely tools that could quickly generate some generic template code, which was very useful. But the code they generated was too crude and lacked beauty in the frontend field. However, the advent of Gemini 3 made me realize that although AI may not understand what "beauty" is, it can completely copy it—replicating any good-looking UI interface has become exceptionally easy.
NoteBookLM for PPTs: Really Impressive
Based on my experience, in the field of PPT generation, the improvement of the model's own capabilities has far surpassed the value of designing various workflows or agents. It's like an exceptionally capable intern — you only need to explain the core task, and it delivers a surprisingly impressive result, while those elaborate process designs of yours are like unnecessary reins on a genius.
Nano Banana Pro: An Exceptionally Capable, But Not-So-Romantic Banana
Google's Nano Banana Pro is here. After trying it out, I feel it's like an exceptionally capable intern: impressive execution, but lacking a bit of "soul." My task was to map out the boundaries of this intern's abilities.
Generating n8n Workflows Automatically with Claude Code
In the wave of automation, n8n has become the open-source workflow orchestration tool of choice for many developers. Now, with the arrival of Claude Code, we can generate complete n8n workflows with a single click using natural language — from flow design to node connections, everything is automated, greatly improving efficiency.
BettaFish (微舆): A Multi-Agent System for Public Opinion Analysis
A multi-agent system for public opinion analysis
Typora: Architecture and Practice Analysis of a Markdown Editor
Typora is a WYSIWYG Markdown editor whose design philosophy is "minimal input, instant rendering"—users don't need a preview window; the final layout appears as they type.
KaraKeep: A Self-Hosted AI-Enhanced Knowledge Hub
KaraKeep (formerly Hoarder) is a self-hosted knowledge management platform for technical users, positioned as an "AI-enhanced digital junk drawer" that supports unified archiving and intelligent processing of multimodal content including links, images, PDFs, videos, Markdown, and more.
Fiddler 5.0.20253 Portable Edition - Packet Capture Tool
Fiddler is a highly regarded network debugging proxy tool, favored by developers, test engineers, and cybersecurity professionals. It excels at intercepting, analyzing, and debugging HTTP/HTTPS traffic, allowing users to easily gain insight into the intricacies of network interactions. With its user-friendly interface and versatile design, Fiddler is not only suitable for troubleshooting Web applications but also assists in API validation, performance tuning, and security scanning, making it a core assistant in the fields of web development and operations.
Cross-Platform Screen Recording Tool: Cap
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Capturing Inspiration: Memos
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The All-Purpose Open-Source Download Tool: yt-dlp
If you like using command-line tools, saving online videos can be a challenge. Video websites constantly update their technology to protect content, making it hard for traditional download tools to keep up. yt-dlp is an improved version of youtube-dl and has become the best command-line video download tool.
Everything Can Be Subscribed: RSSHub
RSS technology, as an ancient yet powerful method of information aggregation, is undergoing a renaissance. And RSSHub, as the core driving force behind this revival, has become the world's largest RSS network with its "RSS Everything" philosophy, with over 5,000 instances running around the globe.
Engineering
Three AI Coding Workflows That Actually Stuck
Most AI coding tricks fade after a week. These three workflows survived months of daily use: spec-first scaffolding, test-anchored refactoring, and review-as-prompt.
Meta
Hello AI Router: Why I Rebuilt My Blog From My Own Template
After running a Notion-based blog for a while, I rebuilt it on my own SaaS template. Here is what changed, what I kept, and why owning the pipeline matters.
Engineering
English-only Test Post
This post has no Chinese translation — it should list on /blog but not on /zh/blog.
Engineering
A Self-Hosting Checklist Before Pointing a Domain at Anything
The ten-minute preflight I run before a new server goes live: DNS, TLS, backups, logs, monitoring, and the rollback story.
Engineering
In Praise of Boring Databases
Postgres has survived every trend I have thrown at it. A case for choosing the database that will still be fine in ten years.
Notes
My 2026 Dev Setup
The tools that survived another year of churn: one editor, one terminal, a homelab that fits in a drawer, and fewer apps than ever.
Notes
Shipping a Side Project in a Weekend
The Saturday-to-Sunday playbook: pick a sharp edge, buy the boring parts, demo before polish, and ship before the commute resets your brain.