1. Cursor – The easiest and most popular one

Cursor looks exactly like VS Code, but it has a super-powerful AI inside (Claude 3.5 Sonnet or GPT-4o).What can it do?

• You say: “Build me a working notes app” → ready in 30–40 seconds.
• “This code is slow, optimize it” → instantly makes it faster.
• “Convert this whole project to React” → your old code becomes brand new in minutes.
• Open an old project and say “Find and fix all bugs” → it shows and fixes them one by one.

Download it for free at cursor.sh. You get the full Pro version for the first 14 days, and even the free tier afterward is more than enough.

2. Aider – The terminal wizard that writes code when you talk to it

If you love the terminal, Aider is perfect. Just run one command:bash

 

aider "Build me a beautiful Turkish weather website"

In 5–10 minutes you get a fully working, mobile-friendly, great-looking site. It pulls movies from TMDB, connects weather APIs — everything, completely on its own.Give it an old Python project and say “Fix all bugs” → it cleans everything in 20–30 seconds.Installation is dead simple:bash

 

pip install aider-chat

Add your own OpenAI or Grok API key → 100% free to use.

3. Devin & friends – The real “AI software engineer”

Devin (from Cognition Labs) is currently the most talked-about tool. You give it a task:“Make a Flappy Bird game, mobile-friendly.”Devin opens its own terminal, creates a repo, writes code, fixes errors when they appear, runs tests, and hands you a working game — sometimes in 10–15 minutes.Right now Devin is waitlist-only, but excellent open-source alternatives are already out: OpenDevin, Aide, Sweep… You can try them today.Why did these tools suddenly get this good?Two simple reasons:

1. The models got huge and much smarter: Grok-3, Claude 3.5 Sonnet, GPT-4o (all released late 2024–early 2025).
2. The “Agent” system arrived. AI no longer just writes code — it thinks, tries, fails, fixes the failure, tries again. Exactly like a real developer.

Try it yourself right now (takes 5 minutes)

1. Go to cursor.sh
2. Download and open the app
3. Press Ctrl + L
4. Type: “Build me a working todo app in Turkish”
5. Wait 30–40 seconds → your app is ready to run!

Or from the terminal:bash

 

aider "Build me a simple e-commerce site with a shopping cart"

ConclusionIn 2025, “knowing how to code perfectly” is no longer a requirement.
What matters now is being able to clearly explain what you want.Most junior developer jobs will shrink, but people who can master these tools and see the big picture will become far more valuable.Try it today and let us know in the comments what you built!