diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 700707ce..1e8a051e 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -5,3 +5,6 @@ updates:
     directory: "/" # Location of package manifests
     schedule:
       interval: "weekly"
+    ignore:
+      - dependency-name: "crate-ci/typos"
+        update-types: ["version-update:semver-patch"]
diff --git a/.github/workflows/SpellCheck.yml b/.github/workflows/SpellCheck.yml
new file mode 100644
index 00000000..599253c8
--- /dev/null
+++ b/.github/workflows/SpellCheck.yml
@@ -0,0 +1,13 @@
+name: Spell Check
+
+on: [pull_request]
+
+jobs:
+  typos-check:
+    name: Spell Check with Typos
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout Actions Repository
+        uses: actions/checkout@v3
+      - name: Check spelling
+        uses: crate-ci/typos@v1.16.23 
\ No newline at end of file
diff --git a/.typos.toml b/.typos.toml
new file mode 100644
index 00000000..52989a21
--- /dev/null
+++ b/.typos.toml
@@ -0,0 +1,2 @@
+[default.extend-words]
+extrapolant = "extrapolant"
\ No newline at end of file
diff --git a/Project.toml b/Project.toml
index 2feb2388..e80b047e 100644
--- a/Project.toml
+++ b/Project.toml
@@ -21,7 +21,10 @@ SimpleUnPack = "ce78b400-467f-4804-87d8-8f486da07d0a"
 ArrayInterface = "6, 7"
 DataStructures = "0.18"
 DiffEqBase = "6.122"
+LinearAlgebra = "1"
+Logging = "1"
 OrdinaryDiffEq = "6.49.1"
+Printf = "1"
 RecursiveArrayTools = "2, 3"
 Reexport = "0.2, 1.0"
 SciMLBase = "1.90, 2"
diff --git a/src/integrators/interface.jl b/src/integrators/interface.jl
index b451149f..c19e1f1a 100644
--- a/src/integrators/interface.jl
+++ b/src/integrators/interface.jl
@@ -491,7 +491,7 @@ end
 DiffEqBase.has_stats(::DDEIntegrator) = true
 
 # https://github.com/SciML/OrdinaryDiffEq.jl/pull/1753
-# Backwards compatability
+# Backwards compatibility
 @static if isdefined(OrdinaryDiffEq, :DEPRECATED_ADDSTEPS)
     const _ode_addsteps! = OrdinaryDiffEq._ode_addsteps!
     const ode_addsteps! = OrdinaryDiffEq.ode_addsteps!
diff --git a/test/Project.toml b/test/Project.toml
index 1ad758f6..13bec83d 100644
--- a/test/Project.toml
+++ b/test/Project.toml
@@ -1,4 +1,5 @@
 [deps]
+Aqua = "4c88cf16-eb10-579e-8560-4a9242c79595"
 DDEProblemLibrary = "f42792ee-6ffc-4e2a-ae83-8ee2f22de800"
 DiffEqBase = "2b5f629d-d688-5b77-993f-72d75c75574e"
 DiffEqCallbacks = "459566f4-90b8-5000-8ac3-15dfb0a30def"
@@ -14,4 +15,5 @@ Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 Unitful = "1986cc42-f94f-5a68-af5c-568840ba703d"
 
 [compat]
+Aqua = "0.8"
 DDEProblemLibrary = "0.1.2"
\ No newline at end of file
diff --git a/test/qa.jl b/test/qa.jl
new file mode 100644
index 00000000..88b702fa
--- /dev/null
+++ b/test/qa.jl
@@ -0,0 +1,13 @@
+using DelayDiffEq, Aqua
+@testset "Aqua" begin
+    Aqua.find_persistent_tasks_deps(DelayDiffEq)
+    Aqua.test_ambiguities(DelayDiffEq, recursive = false)
+    Aqua.test_deps_compat(DelayDiffEq)
+    Aqua.test_piracies(DelayDiffEq,
+        treat_as_own = [DelayDiffEq.SciMLBase.DESolution,
+        DelayDiffEq.SciMLBase.SciMLSolution])
+    Aqua.test_project_extras(DelayDiffEq)
+    Aqua.test_stale_deps(DelayDiffEq)
+    Aqua.test_unbound_args(DelayDiffEq)
+    Aqua.test_undefined_exports(DelayDiffEq)
+end
diff --git a/test/runtests.jl b/test/runtests.jl
index 8377bced..f673d5d2 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -3,6 +3,7 @@ using SafeTestsets
 const GROUP = get(ENV, "GROUP", "All")
 
 if GROUP == "All" || GROUP == "Interface"
+    @time @safetestset "Quality Assurance" begin include("qa.jl") end
     @time @safetestset "AD Tests" begin include("interface/ad.jl") end
     @time @safetestset "Backwards Tests" begin include("interface/backwards.jl") end
     @time @safetestset "Composite Solution Tests" begin include("interface/composite_solution.jl") end