Applied AI

AI Tools & Apps

Reviews, tutorials and walkthroughs of the latest AI tools and apps

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How I Built 65 Free Browser Tools in 2 Weeks Using AI (AstroJS + Cloudflare)
Dev.to · Pranjal Srivastava 🛠️ AI Tools & Apps ⚡ AI Lesson 19h ago
How I Built 65 Free Browser Tools in 2 Weeks Using AI (AstroJS + Cloudflare)
The Problem Every time I needed a quick tool online, the same loop: Search for free PDF...
Simon Willison's Blog 🛠️ AI Tools & Apps ⚡ AI Lesson 1w ago
Uber Caps Usage of AI Tools Like Claude Code to Manage Costs
Uber Caps Usage of AI Tools Like Claude Code to Manage Costs I wrote the other day about Uber blowing its 2026 AI budget in four months, and how that wasn't par
Building CoralTeams: An AI-Powered Operational Intelligence Platform with Coral
Dev.to · Shrutik 🛠️ AI Tools & Apps ⚡ AI Lesson 1w ago
Building CoralTeams: An AI-Powered Operational Intelligence Platform with Coral
🌊 Introduction During the Pirates of the Coral-bean Hackathon, our team Hubble Telescope set out to...
Building in public, week 11: 143 pages indexed, a TinyPNG alternative in Rust
Dev.to · Serhii Kalyna 🛠️ AI Tools & Apps ⚡ AI Lesson 1w ago
Building in public, week 11: 143 pages indexed, a TinyPNG alternative in Rust
Week 11 of building Convertify a free image converter (Rust + Axum + libvips, Next.js SSG frontend)...
Pick a better video thumbnail automatically with FFmpeg, PySceneDetect, and CLIP
Dev.to · Mason K 🛠️ AI Tools & Apps ⚡ AI Lesson 1w ago
Pick a better video thumbnail automatically with FFmpeg, PySceneDetect, and CLIP
TL;DR We'll build a pipeline that takes any video file, extracts candidate frames with...
AI tools that respect your time
Dev.to · eternalsix 🛠️ AI Tools & Apps ⚡ AI Lesson 1w ago
AI tools that respect your time
The AI Tools Tax: Why Most AI Tools Steal More Time Than They Save Last Tuesday I spent 47...
AI translation: post-editing best practices
Dev.to · eternalsix 🛠️ AI Tools & Apps ⚡ AI Lesson 1w ago
AI translation: post-editing best practices
AI Translation Post-Editing: What Nobody Tells You Until You've Burned a Client Last year...
The Developer’s Guide to Translating Foreign PDFs (Text, OCR, and AI Workflows)
Dev.to · INora 🛠️ AI Tools & Apps ⚡ AI Lesson 1w ago
The Developer’s Guide to Translating Foreign PDFs (Text, OCR, and AI Workflows)
Hey DEV community! 👋 Ever been handed a technical spec, an academic paper, or legacy documentation in...
Observability Telemetry and Predictive AIOps
Dev.to · Venkata Hemanth Guddanti 🛠️ AI Tools & Apps ⚡ AI Lesson 1w ago
Observability Telemetry and Predictive AIOps
The Non-Negotiable Imperative: Architecting Predictive AIOps for IBM ACE/MQ The era of...
Same NestJS Prompt via Two AI Toolchains. One Returned 6 Security Errors. Here's What Both Missed.
Dev.to · Ofri Peretz 🛠️ AI Tools & Apps ⚡ AI Lesson 1w ago
Same NestJS Prompt via Two AI Toolchains. One Returned 6 Security Errors. Here's What Both Missed.
Same prompt. Claude Sonnet 4.6 got 6 security errors from eslint-plugin-nestjs-security. Gemini 2.5 Flash got 2. Both models missed rate limiting on auth endpoi
I'm 15, Built My First Real Project in 4 Days, and Put It on Gumroad
Dev.to · Hiroto Yoshida 🛠️ AI Tools & Apps ⚡ AI Lesson 1w ago
I'm 15, Built My First Real Project in 4 Days, and Put It on Gumroad
I'm 15 and Built an AI Energy Dashboard with Next.js 15 + Groq Hey Dev.to! 👋 I'm a...
5 .cursorrules Antipatterns Killing Your AI Productivity
Dev.to · BLNCraft 🛠️ AI Tools & Apps ⚡ AI Lesson 1w ago
5 .cursorrules Antipatterns Killing Your AI Productivity
Your .cursorrules file is probably not working the way you think it is. Not because Cursor is broken...
Atomic Multi-Operations in Claude: MCP Batch Transaction Tools
Dev.to · Wallet Guy 🛠️ AI Tools & Apps ⚡ AI Lesson 1w ago
Atomic Multi-Operations in Claude: MCP Batch Transaction Tools
Complex onchain operations in Claude often require multiple separate commands — check balance,...
Automating Invoice PDF to CSV Conversion with Python
Dev.to · Julian Hayes 🛠️ AI Tools & Apps ⚡ AI Lesson 1w ago
Automating Invoice PDF to CSV Conversion with Python
Managing invoices for freelance SEO projects can get repetitive fast, especially when you need to...
How Smart Contracts Actually Handle Poker Hands (A Field Guide)
Dev.to · grinder-nl 🛠️ AI Tools & Apps ⚡ AI Lesson 1w ago
How Smart Contracts Actually Handle Poker Hands (A Field Guide)
I remember the first time I saw someone win a pot with 7-2 offsuit on a decentralized poker table....
When web scraping breaks: using AI to extract messy data
Dev.to · zhongqiyue 🛠️ AI Tools & Apps ⚡ AI Lesson 1w ago
When web scraping breaks: using AI to extract messy data
I spent three days building a web scraper for a client. Three days of carefully crafting CSS...
Built and launched WebDoctor AI 🌐🧠
Dev.to · Jashraj shah 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
Built and launched WebDoctor AI 🌐🧠
An AI-powered website intelligence platform that analyzes websites and turns diagnostics into an...
I’m Building AR/XR Experiences for Nigeria Without ARCore or ARKit
Dev.to · Olukoya iyiola 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
I’m Building AR/XR Experiences for Nigeria Without ARCore or ARKit
Most AR/XR content online assumes you have: ARCore / ARKit flagship devices fast internet app store...
I Cut My AI API Bill from $420 to $28/Month — Here's Exactly How
Dev.to · Alex Chen 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
I Cut My AI API Bill from $420 to $28/Month — Here's Exactly How
Honestly, when I first checked my AI API bill last quarter, I almost choked. $420 a month. For what?...
Why Pynyx Chooses Thinking Over Rote Memorization
Dev.to · PyNyx 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
Why Pynyx Chooses Thinking Over Rote Memorization
A lot of learning systems today unintentionally train learners to memorize before they truly...
AI for science is becoming a builder workflow, not a lab demo
Dev.to · Jenuel Oras Ganawed 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
AI for science is becoming a builder workflow, not a lab demo
Google's Gemini for Science push signals a practical shift: AI tools are moving from one-shot answers toward research workflows that help builders investigate,
Microsoft just canceled its Claude Code licenses. Read past the headline before you renew yours.
Dev.to · LayerZero 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
Microsoft just canceled its Claude Code licenses. Read past the headline before you renew yours.
Microsoft just pulled its Claude Code licenses. The headline is loud — the real story is what every other company will do over the next 90 days. Three forces, f
How I Cut My AI API Bill by 97% — A Practical Guide for 2026
Dev.to · eagerspark 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
How I Cut My AI API Bill by 97% — A Practical Guide for 2026
How I Cut My AI API Bill by 97% — A Practical Guide for 2026 Honestly, i’ll be honest:...
I got a $100 AI bill. Then I found the $80,000 ones. So I built a kill switch.(2026)
Dev.to · Varad Khoriya 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
I got a $100 AI bill. Then I found the $80,000 ones. So I built a kill switch.(2026)
A few weeks ago I woke up to a $100 charge from my AI provider. For a lot of people that's nothing....
I Stopped Dragging Boxes in Draw.io. Here's What I Do Instead.
Dev.to · Varsha Das 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
I Stopped Dragging Boxes in Draw.io. Here's What I Do Instead.
Architecture diagrams shouldn't take longer than the architecture itself. Here's how I generate production-ready AWS diagrams and hand-drawn sketches with a sin
Ultimate Task Management: Notion x AI Workflow
Dev.to · Kupokupo 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
Ultimate Task Management: Notion x AI Workflow
Managing tasks in Notion is great, but updating statuses and prioritizing can become a chore. By...
How I Slashed My AI API Bill by 92% in 2026 — A Cost Optimizer's Speed Benchmark Guide
Dev.to · eagerspark 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
How I Slashed My AI API Bill by 92% in 2026 — A Cost Optimizer's Speed Benchmark Guide
Look, let me spill the beans right up front: I'm obsessed with saving money. Not in a cheap-skate...
How I Built 100 Browser-Based Image Tools With No Server (FFmpeg WASM, PDF-lib, AI Background Removal)
Dev.to · ImgToolKit 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
How I Built 100 Browser-Based Image Tools With No Server (FFmpeg WASM, PDF-lib, AI Background Removal)
When I started building ImgToolkit, the goal was simple: every image tool site I used either uploaded...
Claude Code Deep Dive: Motion Graphics, Dev Tooling & Trending AI Repos
Dev.to · soy 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
Claude Code Deep Dive: Motion Graphics, Dev Tooling & Trending AI Repos
Claude Code Deep Dive: Motion Graphics, Dev Tooling & Trending AI Repos ...
Flunes: turning 'it's broken' into real GitHub issues, via one link
Dev.to · Alex Quach 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
Flunes: turning 'it's broken' into real GitHub issues, via one link
A microsaas I built to fix the client-feedback-to-GitHub-issue pipeline. AI-structured, repo-aware, collaborators never touch GitHub.
WebMCP Might Be the Most Important Announcement at Google I/O 2026
Dev.to · Papa 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
WebMCP Might Be the Most Important Announcement at Google I/O 2026
Every few years a technology shows up that looks like a product but is actually a protocol. When that...
Building an Open MIT-Licensed Ephemeris Engine in C — JPL Moshier Ephemeris
Dev.to · Jayesh Patel 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
Building an Open MIT-Licensed Ephemeris Engine in C — JPL Moshier Ephemeris
For a long time, most of my work around astronomical and astrological software revolved around...
AI Can Generate Interfaces on the Fly. But Users Still Need Orientation.
Dev.to · Ran Dror 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
AI Can Generate Interfaces on the Fly. But Users Still Need Orientation.
Why should software even have fixed interfaces anymore? Last week, Google announced new...
Building an on-chain alerts bot in Python without any blockchain library
Dev.to · Слава Жуланов 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
Building an on-chain alerts bot in Python without any blockchain library
PolySignal — my Telegram bot that watches Polymarket — has a small subsystem called chain_watcher. It...
Turning text into diagrams with AI: field notes from documenting a side project
Dev.to · Auke de Haan 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
Turning text into diagrams with AI: field notes from documenting a side project
I spend more time than I want to admit redrawing architecture diagrams every time a service moves....
I built an MCP server that searches the web
Dev.to · z z 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
I built an MCP server that searches the web
MCP servers become a lot more useful when they can reach the internet. A file-reader is nice. A tool...
Connect your MCP server to Claude Desktop in 5 minutes
Dev.to · z z 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
Connect your MCP server to Claude Desktop in 5 minutes
You built an MCP server. Now what? Here's how to wire it up to Claude Desktop so you can actually use...
I was manually comparing two versions of a contract for 2 hours before I built this tool
Dev.to · Ubed Sheikh 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
I was manually comparing two versions of a contract for 2 hours before I built this tool
A few months ago I was helping a friend review a revised freelance contract. The client had "made...
Ferrari AI fan app sees a brilliant 56% jump in race users
Dev.to · PixelAura Tech 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
Ferrari AI fan app sees a brilliant 56% jump in race users
Most people heard "IBM and Ferrari have a new app" and moved on. But the actual numbers from one year...
The AI Stack Trap: Why Seven Tools Make You Slower Than Zero
Dev.to · binky 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
The AI Stack Trap: Why Seven Tools Make You Slower Than Zero
You're paying for seven different AI tools that can't talk to each other—and you're actually slower...
A Month with DeepSeek: What Happened When I Replaced Claude Opus for Real Work
Dev.to · Dan Gurgui 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
A Month with DeepSeek: What Happened When I Replaced Claude Opus for Real Work
The Month I Swapped Claude for DeepSeek For the last month or so, I've been running a...
Browser Extensions for Interview Help Are Dead. Here's What Replaced Them.
Dev.to · Thy Alpha 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
Browser Extensions for Interview Help Are Dead. Here's What Replaced Them.
If you're still using a browser extension for interview assistance in 2026, I have bad news: you're...
I Built 6 Free Developer Tools for AI APIs, Cron, Docker, and Self-Hosting
Dev.to · w932635477-bit 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
I Built 6 Free Developer Tools for AI APIs, Cron, Docker, and Self-Hosting
I keep running into the same friction points: "How much will this prompt cost on GPT-4o vs Claude?",...
From an Abandoned Hackathon Project to an AI Study Workspace 🚀
Dev.to · Hrishika Malviya 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
From an Abandoned Hackathon Project to an AI Study Workspace 🚀
There’s a strange feeling that comes with opening an old project folder again. You look at the messy...
Telegram Bot Development Tools You Should Know in 2026
Dev.to · Marco Messina 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
Telegram Bot Development Tools You Should Know in 2026
If you build Telegram bots, you spend more time than you'd like on tasks Telegram itself doesn't make...
From Video Transcripts to Source-Grounded AI Notes: A Practical Look at Notesnip
Dev.to · 北小生 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
From Video Transcripts to Source-Grounded AI Notes: A Practical Look at Notesnip
Most AI transcription tools stop at the same place: they turn a video into a block of text. That is...
From AI Code Generation to AI System Investigation
Dev.to · Jonathan Miller 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
From AI Code Generation to AI System Investigation
I Released AI DB Investigator - A Skill for Structured Database Analysis AI is very good...
Building a Markdig Extension for DocFX: Remote Content Inclusion with AI Rewriting
Dev.to · sai pramod upadhyayula 🛠️ AI Tools & Apps ⚡ AI Lesson 2w ago
Building a Markdig Extension for DocFX: Remote Content Inclusion with AI Rewriting
The Problem Every Documentation Team Hits If you've worked on a documentation platform at...