Guru Nanak Dev Ji Prakash Purab, also known as Guru Nanak Gurpurab, is a significant Sikh festival celebrated to commemorate the birth anniversary of Guru Nanak Dev Ji, the founder of Sikhism. This auspicious day falls on the Full Moon day in the month of Kartik, according to the Sikh calendar.

The celebration of Guru Nanak Dev Ji Prakash Purab is marked with great enthusiasm and devotion by Sikh community all over the world. It is a time for prayers, kirtan (devotional songs), langar (community meals), and various charitable activities to honor the teachings and philosophy of Guru Nanak Dev Ji.

On this day, devotees gather at gurdwaras (Sikh temples) to offer prayers, listen to hymns, and participate in processions to celebrate the life and teachings of Guru Nanak Dev Ji. The atmosphere is filled with joy, peace, and harmony as people come together to reflect on the message of love, compassion, and equality preached by Guru Nanak Dev Ji.