Boba Fett (Temuera Morrison) uses a blaster pistol made from a Sedgley Signal Pistol Mk 5 as his personal sidearm.
DL-21 (Charter Arms Explorer II)
A Charter Arms Explorer II is seen in "In the Name of Honor" with a Freetown resident fighting with Fett.
Mauser C96
The Mauser C96 is used by mercenary assassin Fennec Shand (Ming-Na Wen) as her main sidearm.
FP-45 Liberator
In "Return of the Mandalorian", Din Djarin (Pedro Pascal), aka the Mandalorian, is forced to place all of his weapons in a checked cargo box in order to board a transport ship to Tatooine. This includes a previously unseen blaster based on the FP-45 Liberator.
Blastech IB-94 blaster pistol (Bergmann 1894)
In "Return of the Mandalorian", Din Djarin continues to use the Blastech IB-94 blaster pistol, built on a Bergmann 1894, as his primary weapon.
The BlasTech SE-14r Light Repeating Blaster, based on the Rexim-Favor Mk5, is used by the Aqualish soldiers escorting Garfalaquox in "The Gathering Storm". In "In the Name of Honor", it's used by Aqualish soldiers and with Garfalaquox and Dokk Strassi.
HF-94 Heavy Blaster Pistol (Hebel Flare Pistol Model 1894)
Alongside their M1911A1 based blaster pistols, the PS soldiers are also seen using the AR-15 based BlasTech A280CFE blaster in pistol configuration in "The Tribes of Tatooine" and "In the Name of Honor".
Astra 400
A heavily modified Astra 400 (similar to the version used by Miggs Mayfield from the Mandalorian in "Chapter 6: The Prisoner") is being used by one of the Freetown residents in "In the Name of Honor".
Apache Fireball Air Pistol
An Apache Fireball Air Pistol fitted with a ribbed barrel shroud is seen being used by one of the Freetown residents in the firefight in "In the Name of Honor".
Unknown
Submachine Guns
KA74 blaster rifle (PP-19-01 Vityaz)
The KA74 is used by Jo (Karisma Gideon) when she arrives with the rest of Freetown residents in "In the Name of Honor".
MP41
What appears to be an MP41 is used by an Aqualish soldier in "In the Name of Honor".
Rifles
Cycler Rifle (Jezail Musket)
The Cycler Rifle, based on the Jezail Musket, is seen with Tusken Raiders. Taanti (W. Earl Brown), Drash and some Freetown residents are seen with it in "In the Name of Honor".
EE-3 Carbine Rifle (Webley & Scott Flare Gun)
The EE-3 carbine is Fett's primary weapon after he captures Tattoine from Bib Fortuna.
MK Blaster Rifle (SVD Dragunov)
The SVD Dragunov is used by Fennec as her primary weapon.
Night Wind Rifle (1870 Swiss Tell Air 1 Pistol)
Members of the Night Wind guard carry what appears to be an 1870 Swiss Tell Air 1 Pistol fitted with a stock in "The Tribes of Tatooine".
VSS Vintorez
The VSS Vintorez is seen as a blaster rifle in "The Tribes of Tatooine" with Pyke hovertrain gunners defending the hovertrain, which serves as their sniper rifle.
Barrett M107
Black Krrsantan carries a blaster rifle built from a Barrett M107.
BlasTech DC-15S carbine
Clone Troopers of the 501st Legion are seen using the BlasTech DC-15S carbine during the Order 66 flashback. Due to its similar design to the E-11, the DC-15S is likely based on the Sterling L2A3.
Unknown
Boba Fett's Weapons
Missile Launcher
Leg Laser
Flamethrower
Wrist Laser
Missile Launcher
The Mandalorian's Weapons
Flamethrower
A flamethrower is seen with the Mandalorian mounted on his wrist gloves.
"Whistling Birds" Mini-Missile Launcher
A mini-missile launcher is seen with the Mandalorian mounted on his wrist gloves. The projectiles it fires are called "whistling birds", appear to be guided munitions, and emit a distinctive whistling sound in flight.