IRCTC uses image-based captchas. Standard source code includes integration with third-party services like or DeathByCaptcha . The code sends the captcha image to these services, human workers solve it in 2-3 seconds, and the code injects the answer back into the form.
A simple Google search for reveals countless forums, GitHub repositories, and dark web listings promising a "100% working script." However, the reality is far more complex. tatkal software source code
@GetMapping("/id") public Tender getTender(@PathVariable Long id) return tenderService.getTender(id); IRCTC uses image-based captchas