Poigai Alwar – born in Tiruvekka. Incarnation of Vishnu‘s conch, Panchajanya Shankha. Work: Mudhal Tiruvandhadhi (100 verses).
Bhuthath Alwar – born in Tirukadalmallai. Incarnation of Vishnu‘s club, Kaumodaki Gada. Work: Irandam Tiruvandhadhi (100).
Pey Alwar – born in Tiruvallikeni. Incarnation of Vishnu‘s sword, Nandaka Khanga. Work: Mundram Tiruvandhadhi (100).
Tirumalisai Alwar – born in Tirumalisai. Incarnation of Vishnu‘s discus, Sudarshana Chakra. Works: Nanmugan Tiruvandhadhi (96), Tiruchandavirutham (120).
Namm Alwar – born in Tirukurugur. Incarnation of Vishnu‘s commander-in-chief, Vishvaksena. Works: Tiruvaimoli (1102), Tiruvasiriyam (7), Tiruvirutham (100), PeriyaTiruvandhadhi (87).
Madhurakavi Alwar – born in Tirukolur. Incarnation of Vishnu’s mount Garuda. Work: Kanninum Siruthambu (11).
Kulasekara Alwar – bonr in Tiruvanchikulam. Incarnation of Vishnu’s jewel Kaustubha Mani. Work: Perumal Tirumoli (105).
Periya Alwar – born in Tiruvilliputhur. Incarnation of Vishnu’s mount Garuda. Work: Periya Alwar Tirumoli (473).
Andal – born in Tiruvilliputhur. Incarnation of Lakshmi. Works: Nachiyar Tirumoli (143), Tiruppavai (30).
Tondaradipodi Alwar – born in Tirumandangudi. Incarnation of Vishnu’s garland, Vanamala. Works: Tirumalai (45), Tirupalliyeluchi (10).
Tiruppan Alwar – born in Uraiyur. Incarnation of Vishnu’s curl of hair, Shrivatsa. Work: Amalanadhipiran (10).
Tirumangai Alwar – born in Tirukuraiyalur. Incarnation of Vishnu’s bow, Sharanga Danusha. Works: Periya Tirumoli (1084), Tiruvelukutirukai (1), Tirukurunthandagam (20), Tirunedunthandagam (30), Siriya Tirumadal (40), Periya Tirumadal (78).
Tiruvarangathu Amudhanar composed Ramanuja Nutrandhadi (108), he is not an Alwar, but his work is part of Nalayira Divya Prabhandam.
All about the Alwars https://www.divyadesam.com
The counterpart of Shiva tradition are the Nayanars.