diff --git a/LICENSE b/LICENSE
new file mode 100644
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,20 @@
+Copyright (c) 2026 Michael Chavinda
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
diff --git a/dataframe-csv-th.cabal b/dataframe-csv-th.cabal
new file mode 100644
--- /dev/null
+++ b/dataframe-csv-th.cabal
@@ -0,0 +1,38 @@
+cabal-version:      2.4
+name:               dataframe-csv-th
+version:            1.0.0.0
+
+synopsis:           CSV-file-based Template Haskell splices for the dataframe ecosystem.
+description:
+    Splices that read CSV files at compile time and emit per-column
+    bindings and typed schema synonyms. Record-based splices live in
+    @dataframe-th@.
+
+bug-reports:        https://github.com/mchav/dataframe/issues
+license:            MIT
+license-file:       LICENSE
+author:             Michael Chavinda
+maintainer:         mschavinda@gmail.com
+copyright:          (c) 2024-2025 Michael Chavinda
+category:           Data
+tested-with:        GHC ==9.4.8 || ==9.6.7 || ==9.8.4 || ==9.10.3 || ==9.12.2
+
+common warnings
+    ghc-options:
+        -Wincomplete-patterns
+        -Wincomplete-uni-patterns
+        -Wunused-imports
+        -Wunused-local-binds
+
+library
+    import:             warnings
+    exposed-modules:
+                        DataFrame.TH.CSV
+                        DataFrame.Typed.TH.CSV
+    build-depends:      base >= 4 && < 5,
+                        dataframe-core ^>= 1.0,
+                        dataframe-csv ^>= 1.0,
+                        dataframe-th ^>= 1.0,
+                        template-haskell >= 2.0 && < 3
+    hs-source-dirs:     src
+    default-language:   Haskell2010
diff --git a/src/DataFrame/TH/CSV.hs b/src/DataFrame/TH/CSV.hs
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--- /dev/null
+++ b/src/DataFrame/TH/CSV.hs
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+{-# LANGUAGE FlexibleContexts #-}
+
+{- |
+Module      : DataFrame.TH.CSV
+License     : MIT
+
+CSV-file-based 'DataFrame.TH' splices. Splits out the CSV ingest path so
+@dataframe-th@ stays IO-agnostic.
+-}
+module DataFrame.TH.CSV (
+    declareColumnsFromCsvFile,
+    declareColumnsFromCsvWithOpts,
+) where
+
+import Control.Monad.IO.Class (liftIO)
+import Language.Haskell.TH
+
+import qualified DataFrame.IO.CSV as CSV
+import DataFrame.TH.Records (declareColumns)
+
+{- | Splice a binding for every column of the 'DataFrame' read from a CSV
+file. Each binding has type @Expr T@ where @T@ is the inferred column
+type.
+-}
+declareColumnsFromCsvFile :: String -> DecsQ
+declareColumnsFromCsvFile path = do
+    df <-
+        liftIO
+            ( CSV.readSeparated
+                (CSV.defaultReadOptions{CSV.numColumns = Just 100})
+                path
+            )
+    declareColumns df
+
+-- | Like 'declareColumnsFromCsvFile' but with custom 'CSV.ReadOptions'.
+declareColumnsFromCsvWithOpts :: CSV.ReadOptions -> String -> DecsQ
+declareColumnsFromCsvWithOpts opts path = do
+    df <- liftIO (CSV.readSeparated opts path)
+    declareColumns df
diff --git a/src/DataFrame/Typed/TH/CSV.hs b/src/DataFrame/Typed/TH/CSV.hs
new file mode 100644
--- /dev/null
+++ b/src/DataFrame/Typed/TH/CSV.hs
@@ -0,0 +1,25 @@
+{- |
+Module      : DataFrame.Typed.TH.CSV
+License     : MIT
+
+CSV-file-based typed-schema derivation. Splits the CSV path out of
+@DataFrame.Typed.TH@ so it can live in @dataframe-csv-th@.
+-}
+module DataFrame.Typed.TH.CSV (
+    deriveSchemaFromCsvFile,
+    deriveSchemaFromCsvFileWith,
+) where
+
+import Control.Monad.IO.Class (liftIO)
+import Language.Haskell.TH
+
+import qualified DataFrame.IO.CSV as D
+import DataFrame.Typed.TH.Records (deriveSchema)
+
+deriveSchemaFromCsvFile :: String -> String -> DecsQ
+deriveSchemaFromCsvFile = deriveSchemaFromCsvFileWith D.defaultReadOptions
+
+deriveSchemaFromCsvFileWith :: D.ReadOptions -> String -> String -> DecsQ
+deriveSchemaFromCsvFileWith opts typeName path = do
+    df <- liftIO (D.readSeparated opts path)
+    deriveSchema typeName df