A Flutter package that provides a fully customizable OTP (One-Time Password) input field with multiple styles and orientations.

To use this package, add otp_input as a dependency in your pubspec.yaml file:

dependencies:
  otp_input: ^1.0.4

flutter pub get

Import the package in your Dart file:

import 'package:otp_input/otp_input.dart';

OtpInputField(
  otpInputFieldCount: 4,
  width: 0.2,
  onOtpEntered: (otp) {
    print('Entered OTP: $otp');
    // Perform actions with the entered OTP
  },
)

OtpInputField(
  otpInputFieldCount: 6,
  onOtpEntered: (otp) {
    print('Entered OTP: $otp');
  },
  fieldStyle: OtpFieldStyle.underline,
  orientation: OtpFieldOrientation.horizontal,
  fieldHeight: 40,
  enabledBorderColor: LTColors.neutral90,
  focusedBorderColor: LTColors.primary50,
  obscureText: false,
  autoFocus: true,
  keyboardType: TextInputType.number,
  mainAxisAlignment: MainAxisAlignment.spaceBetween,
  textStyle: context.theme.textTheme.labelLarge,
),

• otpInputFieldCount: The number of OTP input fields.
• width: The width factor of each input field (between 0.0 and 1.0).
• onOtpEntered: Callback triggered when all OTP fields are filled.
• fieldStyle: Choose between box, underline, or dash style.
• orientation: Layout direction (horizontal or vertical).
• fieldHeight: Height of each input field.
• enabledBorderColor: Border color when the field is not focused.
• focusedBorderColor: Border color when the field is focused.
• obscureText: Whether to hide the entered digits (e.g., for passwords).
• autoFocus: Automatically focus the first field when widget is built.
• keyboardType: Input type (e.g., TextInputType.number).
• mainAxisAlignment: Controls spacing/alignment between fields.
• textStyle: Style for the input text.

• Added support for different field styles (box, underline, dash).
• Introduced horizontal and vertical orientations.
• Support for custom colors for focused and unfocused borders.
• Added obscureText option for password-style inputs.
• MainAxisAlignment support for flexible spacing/alignment.
• Improved keyboard type handling.
• Enhanced customization for text style, height, and spacing.

Feel free to open issues or contribute to this package on GitHub.