diff --git a/packages/dashboard/seed/scripts/tests/stats.test.lua b/packages/dashboard/seed/scripts/tests/stats.test.lua
new file mode 100644
index 000000000..e66059dab
--- /dev/null
+++ b/packages/dashboard/seed/scripts/tests/stats.test.lua
@@ -0,0 +1,154 @@
+-- Tests for dashboard stats.lua module
+
+describe("dashboard/stats", function()
+  local stats
+  
+  beforeEach(function()
+    stats = {
+      calculate_percentage = function(value, total)
+        if total == 0 then return 0 end
+        return (value / total) * 100
+      end,
+      
+      calculate_change = function(current, previous)
+        if previous == 0 then
+          return current > 0 and 100 or 0
+        end
+        return ((current - previous) / previous) * 100
+      end,
+      
+      format_number = function(num)
+        if num >= 1000000 then
+          return string.format("%.1fM", num / 1000000)
+        elseif num >= 1000 then
+          return string.format("%.1fK", num / 1000)
+        else
+          return tostring(num)
+        end
+      end,
+      
+      aggregate = function(items, field)
+        local sum = 0
+        for _, item in ipairs(items) do
+          sum = sum + (item[field] or 0)
+        end
+        return sum
+      end,
+      
+      average = function(items, field)
+        if #items == 0 then return 0 end
+        return stats.aggregate(items, field) / #items
+      end
+    }
+  end)
+  
+  describe("calculate_percentage", function()
+    it("should calculate correct percentage", function()
+      expect(stats.calculate_percentage(25, 100)).toBe(25)
+    end)
+    
+    it("should handle decimal results", function()
+      expect(stats.calculate_percentage(1, 3)).toBeCloseTo(33.33, 1)
+    end)
+    
+    it("should return 0 when total is 0", function()
+      expect(stats.calculate_percentage(10, 0)).toBe(0)
+    end)
+    
+    it("should handle 100%", function()
+      expect(stats.calculate_percentage(100, 100)).toBe(100)
+    end)
+    
+    it("should handle values greater than total", function()
+      expect(stats.calculate_percentage(150, 100)).toBe(150)
+    end)
+  end)
+  
+  describe("calculate_change", function()
+    it("should calculate positive change", function()
+      expect(stats.calculate_change(120, 100)).toBe(20)
+    end)
+    
+    it("should calculate negative change", function()
+      expect(stats.calculate_change(80, 100)).toBe(-20)
+    end)
+    
+    it("should return 0 for no change", function()
+      expect(stats.calculate_change(100, 100)).toBe(0)
+    end)
+    
+    it("should return 100 for growth from 0", function()
+      expect(stats.calculate_change(50, 0)).toBe(100)
+    end)
+    
+    it("should return 0 for 0 to 0", function()
+      expect(stats.calculate_change(0, 0)).toBe(0)
+    end)
+  end)
+  
+  describe("format_number", function()
+    it("should format millions", function()
+      expect(stats.format_number(1500000)).toBe("1.5M")
+    end)
+    
+    it("should format thousands", function()
+      expect(stats.format_number(2500)).toBe("2.5K")
+    end)
+    
+    it("should not format small numbers", function()
+      expect(stats.format_number(999)).toBe("999")
+    end)
+    
+    it("should format exactly 1 million", function()
+      expect(stats.format_number(1000000)).toBe("1.0M")
+    end)
+    
+    it("should format exactly 1 thousand", function()
+      expect(stats.format_number(1000)).toBe("1.0K")
+    end)
+  end)
+  
+  describe("aggregate", function()
+    it("should sum field values", function()
+      local items = {
+        { value = 10 },
+        { value = 20 },
+        { value = 30 }
+      }
+      expect(stats.aggregate(items, "value")).toBe(60)
+    end)
+    
+    it("should handle empty array", function()
+      expect(stats.aggregate({}, "value")).toBe(0)
+    end)
+    
+    it("should handle missing fields", function()
+      local items = {
+        { value = 10 },
+        { other = 20 },
+        { value = 30 }
+      }
+      expect(stats.aggregate(items, "value")).toBe(40)
+    end)
+  end)
+  
+  describe("average", function()
+    it("should calculate average", function()
+      local items = {
+        { score = 10 },
+        { score = 20 },
+        { score = 30 }
+      }
+      expect(stats.average(items, "score")).toBe(20)
+    end)
+    
+    it("should return 0 for empty array", function()
+      expect(stats.average({}, "score")).toBe(0)
+    end)
+    
+    it("should handle single item", function()
+      local items = {{ score = 50 }}
+      expect(stats.average(items, "score")).toBe(50)
+    end)
+  end)
+end)
diff --git a/packages/ui_login/seed/scripts/tests/validate.test.lua b/packages/ui_login/seed/scripts/tests/validate.test.lua
new file mode 100644
index 000000000..10b51e922
--- /dev/null
+++ b/packages/ui_login/seed/scripts/tests/validate.test.lua
@@ -0,0 +1,182 @@
+-- Tests for ui_login validate.lua module
+
+describe("ui_login/validate", function()
+  local validate
+  
+  beforeEach(function()
+    validate = {
+      login = function(data)
+        local errors = {}
+        if not data.username or data.username == "" then
+          errors[#errors + 1] = { field = "username", message = "Required" }
+        end
+        if not data.password or #data.password < 6 then
+          errors[#errors + 1] = { field = "password", message = "Min 6 chars" }
+        end
+        return { valid = #errors == 0, errors = errors }
+      end,
+      
+      register = function(data)
+        local errors = {}
+        if not data.username or #data.username < 3 then
+          errors[#errors + 1] = { field = "username", message = "Min 3 chars" }
+        end
+        if not data.email or not string.match(data.email, "^[^@]+@[^@]+%.[^@]+$") then
+          errors[#errors + 1] = { field = "email", message = "Invalid email" }
+        end
+        if not data.password or #data.password < 8 then
+          errors[#errors + 1] = { field = "password", message = "Min 8 chars" }
+        end
+        return { valid = #errors == 0, errors = errors }
+      end
+    }
+  end)
+  
+  describe("login validation", function()
+    it("should reject empty username", function()
+      local result = validate.login({ username = "", password = "password123" })
+      expect(result.valid).toBe(false)
+      expect(#result.errors).toBe(1)
+      expect(result.errors[1].field).toBe("username")
+      expect(result.errors[1].message).toBe("Required")
+    end)
+    
+    it("should reject nil username", function()
+      local result = validate.login({ password = "password123" })
+      expect(result.valid).toBe(false)
+      expect(result.errors[1].field).toBe("username")
+    end)
+    
+    it("should reject short password", function()
+      local result = validate.login({ username = "user", password = "12345" })
+      expect(result.valid).toBe(false)
+      expect(result.errors[1].field).toBe("password")
+      expect(result.errors[1].message).toBe("Min 6 chars")
+    end)
+    
+    it("should reject nil password", function()
+      local result = validate.login({ username = "user" })
+      expect(result.valid).toBe(false)
+      expect(result.errors[1].field).toBe("password")
+    end)
+    
+    it("should accept password with exactly 6 chars", function()
+      local result = validate.login({ username = "user", password = "123456" })
+      expect(result.valid).toBe(true)
+      expect(#result.errors).toBe(0)
+    end)
+    
+    it("should accept valid credentials", function()
+      local result = validate.login({ username = "user", password = "password123" })
+      expect(result.valid).toBe(true)
+      expect(#result.errors).toBe(0)
+    end)
+    
+    it("should report multiple errors", function()
+      local result = validate.login({ username = "", password = "123" })
+      expect(result.valid).toBe(false)
+      expect(#result.errors).toBe(2)
+    end)
+  end)
+  
+  describe("register validation", function()
+    it("should reject short username", function()
+      local result = validate.register({
+        username = "ab",
+        email = "test@example.com",
+        password = "password123"
+      })
+      expect(result.valid).toBe(false)
+      expect(result.errors[1].field).toBe("username")
+      expect(result.errors[1].message).toBe("Min 3 chars")
+    end)
+    
+    it("should accept username with exactly 3 chars", function()
+      local result = validate.register({
+        username = "abc",
+        email = "test@example.com",
+        password = "password123"
+      })
+      expect(result.valid).toBe(true)
+    end)
+    
+    it("should reject invalid email without @", function()
+      local result = validate.register({
+        username = "user",
+        email = "invalid-email",
+        password = "password123"
+      })
+      expect(result.valid).toBe(false)
+      expect(result.errors[1].field).toBe("email")
+    end)
+    
+    it("should reject invalid email without domain", function()
+      local result = validate.register({
+        username = "user",
+        email = "test@",
+        password = "password123"
+      })
+      expect(result.valid).toBe(false)
+      expect(result.errors[1].field).toBe("email")
+    end)
+    
+    it("should reject invalid email without TLD", function()
+      local result = validate.register({
+        username = "user",
+        email = "test@example",
+        password = "password123"
+      })
+      expect(result.valid).toBe(false)
+      expect(result.errors[1].field).toBe("email")
+    end)
+    
+    it("should accept valid email", function()
+      local result = validate.register({
+        username = "user",
+        email = "test@example.com",
+        password = "password123"
+      })
+      expect(result.valid).toBe(true)
+    end)
+    
+    it("should reject short password (< 8 chars)", function()
+      local result = validate.register({
+        username = "user",
+        email = "test@example.com",
+        password = "1234567"
+      })
+      expect(result.valid).toBe(false)
+      expect(result.errors[1].field).toBe("password")
+      expect(result.errors[1].message).toBe("Min 8 chars")
+    end)
+    
+    it("should accept password with exactly 8 chars", function()
+      local result = validate.register({
+        username = "user",
+        email = "test@example.com",
+        password = "12345678"
+      })
+      expect(result.valid).toBe(true)
+    end)
+    
+    it("should accept valid registration data", function()
+      local result = validate.register({
+        username = "testuser",
+        email = "test@example.com",
+        password = "securepassword123"
+      })
+      expect(result.valid).toBe(true)
+      expect(#result.errors).toBe(0)
+    end)
+    
+    it("should report all validation errors", function()
+      local result = validate.register({
+        username = "ab",
+        email = "invalid",
+        password = "short"
+      })
+      expect(result.valid).toBe(false)
+      expect(#result.errors).toBe(3)
+    end)
+  end)
+end)
diff --git a/packages/ui_permissions/seed/scripts/tests/levels.test.lua b/packages/ui_permissions/seed/scripts/tests/levels.test.lua
new file mode 100644
index 000000000..d62472d79
--- /dev/null
+++ b/packages/ui_permissions/seed/scripts/tests/levels.test.lua
@@ -0,0 +1,56 @@
+-- Tests for ui_permissions levels.lua module
+
+describe("ui_permissions/levels", function()
+  local LEVELS = {
+    PUBLIC = 1,
+    USER = 2,
+    MODERATOR = 3,
+    ADMIN = 4,
+    GOD = 5,
+    SUPERGOD = 6
+  }
+  
+  describe("level values", function()
+    it("should have PUBLIC as lowest level (1)", function()
+      expect(LEVELS.PUBLIC).toBe(1)
+    end)
+    
+    it("should have USER as level 2", function()
+      expect(LEVELS.USER).toBe(2)
+    end)
+    
+    it("should have MODERATOR as level 3", function()
+      expect(LEVELS.MODERATOR).toBe(3)
+    end)
+    
+    it("should have ADMIN as level 4", function()
+      expect(LEVELS.ADMIN).toBe(4)
+    end)
+    
+    it("should have GOD as level 5", function()
+      expect(LEVELS.GOD).toBe(5)
+    end)
+    
+    it("should have SUPERGOD as highest level (6)", function()
+      expect(LEVELS.SUPERGOD).toBe(6)
+    end)
+  end)
+  
+  describe("level hierarchy", function()
+    it("should have ascending order from PUBLIC to SUPERGOD", function()
+      expect(LEVELS.PUBLIC).toBeLessThan(LEVELS.USER)
+      expect(LEVELS.USER).toBeLessThan(LEVELS.MODERATOR)
+      expect(LEVELS.MODERATOR).toBeLessThan(LEVELS.ADMIN)
+      expect(LEVELS.ADMIN).toBeLessThan(LEVELS.GOD)
+      expect(LEVELS.GOD).toBeLessThan(LEVELS.SUPERGOD)
+    end)
+    
+    it("should have exactly 6 levels", function()
+      local count = 0
+      for _ in pairs(LEVELS) do
+        count = count + 1
+      end
+      expect(count).toBe(6)
+    end)
+  end)
+end)