diff --git a/Cmdr/CmdrClient/init.lua b/Cmdr/CmdrClient/init.lua
index b3cf7f7b..75fefdb7 100644
--- a/Cmdr/CmdrClient/init.lua
+++ b/Cmdr/CmdrClient/init.lua
@@ -7,7 +7,7 @@ local Util = require(Shared:WaitForChild("Util"))
 
 if RunService:IsClient() == false then
 	error(
-		"Server scripts cannot require the client library. Please require the server library to use Cmdr in your own code."
+		"[Cmdr] Server scripts cannot require the client library. Please require the server library from the server to use Cmdr in your own code."
 	)
 end
 
diff --git a/Cmdr/Shared/Argument.lua b/Cmdr/Shared/Argument.lua
index 016dc4a1..82ce286d 100644
--- a/Cmdr/Shared/Argument.lua
+++ b/Cmdr/Shared/Argument.lua
@@ -145,7 +145,7 @@ function Argument.new(command, argumentDefinition, value)
 		self.Prefix = prefix
 
 		if self.Type == nil then
-			error(string.format("%s has an unregistered type %q", self.Name or "<none>", parsedType or "<none>"))
+			error((`[Cmdr] {self.Name or "none"} has an unregistered type %q`):format(parsedType or "<none>"))
 		end
 	end
 
@@ -376,7 +376,7 @@ function Argument:GetValue(): any
 		local parsedValue = self:ParseValue(i)
 
 		if type(parsedValue) ~= "table" then
-			error(("Listable types must return a table from Parse (%s)"):format(self.Type.Name))
+			error(`[Cmdr] Listable types must return a table from Parse {self.Type.Name}`)
 		end
 
 		for _, value in pairs(parsedValue) do
diff --git a/Cmdr/Shared/Command.lua b/Cmdr/Shared/Command.lua
index c3f7fd12..18bb9a61 100644
--- a/Cmdr/Shared/Command.lua
+++ b/Cmdr/Shared/Command.lua
@@ -65,7 +65,7 @@ function Command:Parse(allowIncompleteArguments)
 		local required = (definition.Default == nil and definition.Optional ~= true)
 
 		if required and hadOptional then
-			error(("Command %q: Required arguments cannot occur after optional arguments."):format(self.Name))
+			error(("[Cmdr] Command %q: Required arguments cannot occur after optional arguments."):format(self.Name))
 		elseif not required then
 			hadOptional = true
 		end
@@ -130,7 +130,7 @@ end
 -- Command:Validate() must be called before this is called or it will throw.
 function Command:Run()
 	if self._Validated == nil then
-		error("Must validate a command before running.")
+		error("[Cmdr] Must validate a command before running.")
 	end
 
 	local beforeRunHook = self.Dispatcher:RunHooks("BeforeRun", self)
@@ -160,11 +160,10 @@ function Command:Run()
 		elseif IsServer then -- Uh oh, we're already on the server and there's no Run function.
 			if self.Object.ClientRun then
 				warn(
-					self.Name,
-					"command fell back to the server because ClientRun returned nil, but there is no server implementation! Either return a string from ClientRun, or create a server implementation for this command."
+					`[Cmdr] {self.Name} command fell back to the server because ClientRun returned nil, but there is no server implementation! Either return a string from ClientRun, or create a server implementation for this command.`
 				)
 			else
-				warn(self.Name, "command has no implementation!")
+				warn(`[Cmdr] {self.Name} command has no implementation!`)
 			end
 
 			self.Response = "No implementation."
@@ -204,14 +203,16 @@ end
 
 -- Sends an event message to a player
 function Command:SendEvent(player, event, ...)
-	assert(typeof(player) == "Instance", "Argument #1 must be a Player")
-	assert(player:IsA("Player"), "Argument #1 must be a Player")
-	assert(type(event) == "string", "Argument #2 must be a string")
+	assert(typeof(player) == "Instance" and player:IsA("Player"), "[Cmdr] Argument #1 must be a Player")
+	assert(type(event) == "string", "[Cmdr] Argument #2 must be a string")
 
 	if IsServer then
 		self.Dispatcher.Cmdr.RemoteEvent:FireClient(player, event, ...)
 	elseif self.Dispatcher.Cmdr.Events[event] then
-		assert(player == Players.LocalPlayer, "Event messages can only be sent to the local player on the client.")
+		assert(
+			player == Players.LocalPlayer,
+			"[Cmdr] Event messages can only be sent to the local player on the client."
+		)
 		self.Dispatcher.Cmdr.Events[event](...)
 	end
 end
@@ -219,7 +220,7 @@ end
 -- Sends an event message to all players
 function Command:BroadcastEvent(...)
 	if not IsServer then
-		error("Can't broadcast event messages from the client.", 2)
+		error("[Cmdr] Can't broadcast event messages from the client.", 2)
 	end
 
 	self.Dispatcher.Cmdr.RemoteEvent:FireAllClients(...)
diff --git a/Cmdr/Shared/Dispatcher.lua b/Cmdr/Shared/Dispatcher.lua
index edceb3ca..05938b86 100644
--- a/Cmdr/Shared/Dispatcher.lua
+++ b/Cmdr/Shared/Dispatcher.lua
@@ -44,7 +44,7 @@ local Dispatcher = {
 ]=]
 function Dispatcher:Evaluate(text: string, executor: Player, allowIncompleteArguments: boolean?, data: any?)
 	if RunService:IsClient() == true and executor ~= Players.LocalPlayer then
-		error("Can't evaluate a command that isn't sent by the local player.")
+		error("[Cmdr] Can't evaluate a command that isn't sent by the local player.")
 	end
 
 	local arguments = Util.SplitString(text)
@@ -125,7 +125,7 @@ function Dispatcher:EvaluateAndRun(
 	end)
 
 	if not ok then
-		warn(("Error occurred while evaluating command string %q\n%s"):format(text, tostring(out)))
+		warn((`[Cmdr] Error occurred while evaluating command string %q\n{tostring(out)}`):format(text))
 	end
 
 	return ok and out or "An error occurred while running this command. Check the console for more information."
@@ -143,7 +143,7 @@ end
 ]=]
 function Dispatcher:Send(text: string, data: any?)
 	if RunService:IsClient() == false then
-		error("Dispatcher:Send can only be called from the client.")
+		error("[Cmdr] Dispatcher:Send can only be called from the client.")
 	end
 
 	return self.Cmdr.RemoteFunction:InvokeServer(text, {
@@ -163,7 +163,7 @@ end
 ]=]
 function Dispatcher:Run(...): string
 	if not Players.LocalPlayer then
-		error("Dispatcher:Run can only be called from the client.")
+		error("[Cmdr] Dispatcher:Run can only be called from the client.")
 	end
 
 	local args = { ... }
@@ -235,7 +235,7 @@ end
 ]=]
 function Dispatcher:RunHooks(hookName: string, commandContext, ...)
 	if not self.Registry.Hooks[hookName] then
-		error(("Invalid hook name: %q"):format(hookName), 2)
+		error(("[Cmdr] Invalid hook name: %q"):format(hookName), 2)
 	end
 
 	if
@@ -276,7 +276,7 @@ end
 	Inserts the string into the window history
 ]=]
 function Dispatcher:PushHistory(text: string)
-	assert(RunService:IsClient(), "PushHistory may only be used from the client.")
+	assert(RunService:IsClient(), "[Cmdr] PushHistory may only be used from the client.")
 
 	local history = self:GetHistory()
 
@@ -297,7 +297,7 @@ end
 	Returns an array of the user's command history. Most recent commands are inserted at the end of the array.
 ]=]
 function Dispatcher:GetHistory(): { string }
-	assert(RunService:IsClient(), "GetHistory may only be used from the client.")
+	assert(RunService:IsClient(), "[Cmdr] GetHistory may only be used from the client.")
 
 	return TeleportService:GetTeleportSetting(HISTORY_SETTING_NAME) or {}
 end
diff --git a/Cmdr/Shared/Registry.lua b/Cmdr/Shared/Registry.lua
index 9117fc4e..36446d6a 100644
--- a/Cmdr/Shared/Registry.lua
+++ b/Cmdr/Shared/Registry.lua
@@ -158,25 +158,23 @@ local Registry = {
 ]=]
 function Registry:RegisterType(name: string, typeObject)
 	if not name or typeof(name) ~= "string" then
-		error("Invalid type name provided: nil")
+		error("[Cmdr] Invalid type name provided: nil")
 	end
 
 	if not name:find("^[%d%l]%w*$") then
 		error(
-			('Invalid type name provided: "%s", type names must be alphanumeric and start with a lower-case letter or a digit.'):format(
-				name
-			)
+			`[Cmdr] Invalid type name provided: "{name}", type names must be alphanumeric and start with a lower-case letter or a digit.`
 		)
 	end
 
 	for key in pairs(typeObject) do
 		if self.TypeMethods[key] == nil then
-			error('Unknown key/method in type "' .. name .. '": ' .. key)
+			error(`[Cmdr] Unknown key/method in type "{name}": {key}`)
 		end
 	end
 
 	if self.Types[name] ~= nil then
-		error(('Type "%s" has already been registered.'):format(name))
+		error(`[Cmdr] Type {name} has already been registered.`)
 	end
 
 	typeObject.Name = name
@@ -215,7 +213,7 @@ end
 	@within Registry
 ]=]
 function Registry:RegisterTypeAlias(name: string, alias: string)
-	assert(self.TypeAliases[name] == nil, ("Type alias %s already exists!"):format(alias))
+	assert(self.TypeAliases[name] == nil, `[Cmdr] Type alias {alias} already exists!`)
 	self.TypeAliases[name] = alias
 end
 
@@ -259,7 +257,7 @@ Registry.RegisterHooksIn = Registry.RegisterTypesIn
 function Registry:RegisterCommandObject(commandObject)
 	for key in pairs(commandObject) do
 		if self.CommandMethods[key] == nil then
-			error("Unknown key/method in command " .. (commandObject.Name or "unknown command") .. ": " .. key)
+			error(`[Cmdr] Unknown key/method in command "{commandObject.Name or "unknown command"}": {key}`)
 		end
 	end
 
@@ -269,11 +267,7 @@ function Registry:RegisterCommandObject(commandObject)
 				for key in pairs(arg) do
 					if self.CommandArgProps[key] == nil then
 						error(
-							('Unknown property in command "%s" argument #%d: %s'):format(
-								commandObject.Name or "unknown",
-								i,
-								key
-							)
+							`[Cmdr] Unknown property in command "{commandObject.Name or "unknown"}" argument #{i}: {key}`
 						)
 					end
 				end
@@ -321,11 +315,11 @@ function Registry:RegisterCommand(
 	local commandObject = require(commandScript)
 	assert(
 		typeof(commandObject) == "table",
-		`Invalid return value from command script "{commandScript.Name}" (CommandDefinition expected, got {typeof(commandObject)})`
+		`[Cmdr] Invalid return value from command script "{commandScript.Name}" (CommandDefinition expected, got {typeof(commandObject)})`
 	)
 
 	if commandServerScript then
-		assert(RunService:IsServer(), "The commandServerScript parameter is not valid for client usage.")
+		assert(RunService:IsServer(), "[Cmdr] The commandServerScript parameter is not valid for client usage.")
 		commandObject.Run = require(commandServerScript)
 	end
 
@@ -373,9 +367,7 @@ function Registry:RegisterCommandsIn(container: Instance, filter: ((any) -> bool
 	for skippedScript in pairs(skippedServerScripts) do
 		if not usedServerScripts[skippedScript] then
 			warn(
-				"Command script "
-					.. skippedScript.Name
-					.. " was skipped because it has 'Server' in its name, and has no equivalent shared script."
+				`[Cmdr] Command script {skippedScript.Name} was skipped because it has 'Server' in its name, and has no equivalent shared script.`
 			)
 		end
 	end
@@ -395,7 +387,7 @@ end
 	@within Registry
 ]=]
 function Registry:RegisterDefaultCommands(arrayOrFunc: { string } | (any) -> boolean | nil)
-	assert(RunService:IsServer(), "RegisterDefaultCommands cannot be called from the client.")
+	assert(RunService:IsServer(), "[Cmdr] RegisterDefaultCommands cannot be called from the client.")
 
 	local dictionary = if type(arrayOrFunc) == "table" then Util.MakeDictionary(arrayOrFunc) else nil
 
@@ -488,7 +480,7 @@ end
 ]=]
 function Registry:RegisterHook(hookName: string, callback: (any) -> string?, priority: number)
 	if not self.Hooks[hookName] then
-		error(("Invalid hook name: %q"):format(hookName), 2)
+		error(("[Cmdr] Invalid hook name: %q"):format(hookName), 2)
 	end
 
 	table.insert(self.Hooks[hookName], { callback = callback, priority = priority or 0 })
diff --git a/Cmdr/Shared/Util.lua b/Cmdr/Shared/Util.lua
index c2d5ba2b..43fcfb4f 100644
--- a/Cmdr/Shared/Util.lua
+++ b/Cmdr/Shared/Util.lua
@@ -72,12 +72,12 @@ function Util.MakeFuzzyFinder(setOrContainer: any): (string, boolean?, boolean?)
 		elseif type(setOrContainer[1]) == "string" then
 			names = setOrContainer
 		elseif setOrContainer[1] ~= nil then
-			error("MakeFuzzyFinder only accepts tables of instances or strings.")
+			error("[Cmdr] MakeFuzzyFinder only accepts tables of instances or strings.")
 		else
 			names = {}
 		end
 	else
-		error("MakeFuzzyFinder only accepts a table, Enum, or Instance.")
+		error("[Cmdr] MakeFuzzyFinder only accepts a table, Enum, or Instance.")
 	end
 
 	-- Searches the set (checking exact matches first)
@@ -488,7 +488,7 @@ function Util.MakeSequenceType(options)
 
 	assert(
 		options.Parse ~= nil or options.Constructor ~= nil,
-		"MakeSequenceType: Must provide one of: Constructor, Parse"
+		"[Cmdr] MakeSequenceType: Must provide one of: Constructor, Parse"
 	)
 
 	options.TransformEach = options.TransformEach or function(...)
diff --git a/Cmdr/init.lua b/Cmdr/init.lua
index 1f0d587e..627cc1fd 100644
--- a/Cmdr/init.lua
+++ b/Cmdr/init.lua
@@ -2,7 +2,9 @@ local RunService = game:GetService("RunService")
 local Util = require(script.Shared:WaitForChild("Util"))
 
 if RunService:IsServer() == false then
-	error("Cmdr server module is somehow running on a client!")
+	error(
+		"[Cmdr] Client scripts cannot require the server library. Please require the client library from the client to use Cmdr in your own code."
+	)
 end
 
 --[=[