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Reverse Engineer Anything: New FREE AI Agent! artwork

Reverse Engineer Anything: New FREE AI Agent!

AI News Today | Julian Goldie Podcast

October 15, 2026

Reverse Engineer Anything: New FREE AI Agent!

Speakers Julian Goldie

TopicsMarketingBusiness

Julian Goldie (0:00)

So today, we're going to be looking at Reverse Engineer Anything, which is a new free open source project. You can see it right here. It's available on GitHub. Basically, it's one MCP for reverse engineering, all sorts of stuff that you want to learn from, right? So you can basically teach your agent how to build amazing apps. It could be websites, it could be tools, just by showcasing exactly how to use it, right? And so it's called REA, Reverse Engineer Anything. The way that you can use this, super simple, is you can just get the GitHub repo link like you can see. Then you can go over to Claude, as we've done over here.

And then what we've actually done is we have said to Claude, for example, can you create this system like I've got right here? And I actually gave it a link to one of my funnels. So this is a funnel that we've got for booking in free SEO strategy. And I was like, maybe we could reverse engineer that and just build our own calendar app. And it literally worked. So let me show you an example of how this works in a step. So you can see here, once you've done this, Claude will actually start reverse engineering it. So you can see here, reverse engineering landing, real findings from Julian's page, now building. And so what it essentially does is it looks at the page, analyzes what's running behind that. How is it working in terms of the code? And then it can actually build you the exact same app. So if you see an app that you like, you're like, do you know what? I want to build my own version of that. I want to build my own unique version of that. You can do it using this whole system, which is absolutely amazing. So you can see, it actually talks you through what is found, first of all. So it's like, OK, what the reverse engineering actually found. I didn't give it access to the back end of this tool. It just built it from the front end just by analyzing it step by step.

And then it looked at the page. It was like, OK, it's running on these sort of steps, right? So for this calendar app, it's got the appointments per slot duration, slot interval, et cetera, the calendar type, and then it actually found out who's on the calendar from my sales team, which is pretty crazy. From there, it got the API. So it figured out the API from there, and then it actually built it step by step. So it created an animated version of it, which I'll show you in a second. And so this is unreal. You can literally just find a new app that you like and be like, OK, let's build my own version of this.

And so it actually created it step by step. And then what it did is it plugged it into our workspace inside our agentic operating system. And that was one of the most powerful but easiest systems I've ever seen to use. So if you're wondering, OK, what does the actual page look like once it's been created? Let me show you an example of that. So I actually got Claude to break down how reverse engineering works. And then we've also got the app itself.

So if you want to see what the scheduler looks like in the system, you can see that it built it step by step here, and it just followed the same sort of branding that we have in the back end. I think we could improve the design, to be fair. But you can see that it actually broke down how it works.

So we've got the scheduling rules. It's customized it to me. So it's mentioned me, who I am, my name, etc. And then we can adjust everything inside this app that we've created.

So if we go inside here, for example, we can adjust the meeting length, or we can change the start grid. And then we can preview the calendar page inside this section. And it's got the API details as well. So we can actually schedule in real time for this, which is crazy. Then it's got the office hours that we can change. We can change the bookable window if you want, the earliest booking, the seats per slot. So for example, how many people can book in per hour slot for this whole system. Then we can actually reset it if we don't like the settings that we've got. We can clear all the bookings from the calendar, and we can actually get a shareable link here. So if we go to this shareable link, you can see that it can basically run off the same API, and we can basically share this link with people, which is crazy. So for example, here, if we click inside here, we can click on the slot, and then we can put in my details, confirm it, and then we can see who actually got the slot as well. Now, if you want to verify AK versus Live GHL, you can actually fetch the latest available booking appointments inside a calendar. But yeah, would really, really nice. I would change the UI, of course, but for reverse engineering and building an app in a couple of clicks, like literally a couple of prompts, that was super easy. So it's a really powerful system that you can use for free.

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