diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..278065e
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,68 @@
+name: CI
+
+on:
+  pull_request:
+    branches: [ master ]
+
+jobs:
+
+  build:
+    name: Build
+    strategy:
+      matrix:
+        # Do not move this line; it is referred to by README.md.
+        # Versions of Go that are explicitly supported by Gonum.
+        go-version: [1.24.x, 1.23.x]
+        # macOS is omitted due to rings failing for float precision
+        # reasons. Fixing this requires updating plot dep version
+        # but this brings a whole heap of other issues that I'm
+        # just don't have time for right now.
+        platform: [ubuntu-latest]
+
+    runs-on: ${{ matrix.platform }}
+    env:
+        GOPATH: ${{ github.workspace }}
+    defaults:
+        run:
+            working-directory: ${{ env.GOPATH }}/src/gonum.org/v1/exp
+
+    steps:
+    - name: Install Go
+      uses: actions/setup-go@v5
+      with:
+        go-version: ${{ matrix.go-version }}
+
+    - name: Checkout code
+      uses: actions/checkout@v4
+      with:
+          path: ${{ env.GOPATH }}/src/gonum.org/v1/exp
+
+    - name: Cache-Go
+      uses: actions/cache@v4
+      with:
+        # In order:
+        # * Module download cache 
+        # * Build cache (Linux)
+        # * Build cache (Mac)
+        # * Build cache (Windows)
+        path: |
+          ~/go/pkg/mod
+          ~/.cache/go-build
+          ~/Library/Caches/go-build
+          '%LocalAppData%\go-build'
+        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+        restore-keys: |
+          ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+
+    - name: Test
+      run: |
+        ./.github/workflows/script.d/test.sh
+
+    - name: Coverage
+      if: matrix.platform == 'ubuntu-latest'
+      run: |
+        ./.github/workflows/script.d/test-coverage.sh
+
+    - name: Upload-Coverage
+      if: matrix.platform == 'ubuntu-latest'
+      uses: codecov/codecov-action@v1
diff --git a/.github/workflows/codecov.yml b/.github/workflows/codecov.yml
new file mode 100644
index 0000000..685db9a
--- /dev/null
+++ b/.github/workflows/codecov.yml
@@ -0,0 +1,65 @@
+name: Codecov
+
+on:
+  pull_request:
+    branches: [ master ]
+    types:
+      - closed
+
+jobs:
+
+  build:
+    name: Build
+    if: github.event.pull_request.merged == true
+    strategy:
+      matrix:
+        go-version: [1.24.x]
+        platform: [ubuntu-latest]
+
+    runs-on: ${{ matrix.platform }}
+    env:
+        GOPATH: ${{ github.workspace }}
+    defaults:
+        run:
+            working-directory: ${{ env.GOPATH }}/src/gonum.org/v1/exp
+
+    steps:
+    - name: Install Go
+      uses: actions/setup-go@v5
+      with:
+        go-version: ${{ matrix.go-version }}
+
+    - name: Checkout code
+      uses: actions/checkout@v4
+      with:
+        path: ${{ env.GOPATH }}/src/gonum.org/v1/exp
+
+    - name: Cache-Go
+      uses: actions/cache@v4
+      with:
+        # In order:
+        # * Module download cache
+        # * Build cache (Linux)
+        # * Build cache (Mac)
+        # * Build cache (Windows)
+        path: |
+          ~/go/pkg/mod
+          ~/.cache/go-build
+          ~/Library/Caches/go-build
+          '%LocalAppData%\go-build'
+        key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+        restore-keys: |
+          ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+
+    - name: Coverage
+      if: matrix.platform == 'ubuntu-latest'
+      run: |
+        ./.github/workflows/script.d/test-coverage.sh
+
+    - name: Upload-Coverage
+      if: matrix.platform == 'ubuntu-latest'
+      uses: codecov/codecov-action@v1
+      with:
+        override_pr: ${{ github.event.pull_request.number }}
+        override_commit: ${{ github.event.pull_request.merge_commit_sha }}
+        override_branch: "refs/heads/master"
diff --git a/.github/workflows/script.d/test-coverage.sh b/.github/workflows/script.d/test-coverage.sh
new file mode 100755
index 0000000..6cfd328
--- /dev/null
+++ b/.github/workflows/script.d/test-coverage.sh
@@ -0,0 +1,32 @@
+#!/bin/bash
+
+MODE=set
+PROFILE_OUT="${PWD}/profile.out"
+ACC_OUT="${PWD}/coverage.txt"
+
+testCover() {
+    # set the return value to 0 (successful)
+    retval=0
+    # get the directory to check from the parameter. Default to '.'
+    d=${1:-.}
+    # skip if there are no Go files here
+    ls $d/*.go &> /dev/null || return $retval
+    # switch to the directory to check
+    pushd $d > /dev/null
+    # create the coverage profile
+    coverageresult=$(go test $TAGS -coverprofile="${PROFILE_OUT}" -covermode=${MODE})
+    # output the result so we can check the shell output
+    echo ${coverageresult}
+    # append the results to acc.out if coverage didn't fail, else set the retval to 1 (failed)
+    ( [[ ${coverageresult} == *FAIL* ]] && retval=1 ) || ( [ -f "${PROFILE_OUT}" ] && grep -v "mode: ${MODE}" "${PROFILE_OUT}" >> "${ACC_OUT}" )
+    # return to our working dir
+    popd > /dev/null
+    # return our return value
+    return $retval
+}
+
+# Init coverage.txt
+echo "mode: ${MODE}" > $ACC_OUT
+
+# Run test coverage on all directories containing go files except testlapack, testblas, testgraph and testrand.
+find . -type d -not -path '*testlapack*' -and -not -path '*testblas*' -and -not -path '*testgraph*' -and -not -path '*testrand*' | while read d; do testCover $d || exit; done
diff --git a/.github/workflows/script.d/test.sh b/.github/workflows/script.d/test.sh
new file mode 100755
index 0000000..aa1b905
--- /dev/null
+++ b/.github/workflows/script.d/test.sh
@@ -0,0 +1,10 @@
+#!/bin/bash
+
+# Travis clobbers GOARCH env vars so this is necessary here.
+if [[ -n $FORCE_GOARCH ]]; then
+	export GOARCH=$FORCE_GOARCH
+fi
+
+go get -d -v ./...
+go build -v ./...
+go test $TAGS -v ./...
diff --git a/.travis/deps.d/linux/01-deps.sh b/.travis/deps.d/linux/01-deps.sh
deleted file mode 120000
index 920836a..0000000
--- a/.travis/deps.d/linux/01-deps.sh
+++ /dev/null
@@ -1 +0,0 @@
-../../script.d/deps.sh
\ No newline at end of file
diff --git a/.travis/deps.d/osx/nothing.sh b/.travis/deps.d/osx/nothing.sh
deleted file mode 120000
index 18b1728..0000000
--- a/.travis/deps.d/osx/nothing.sh
+++ /dev/null
@@ -1 +0,0 @@
-../../script.d/nothing.sh
\ No newline at end of file
diff --git a/.travis/deps.d/windows/nothing.sh b/.travis/deps.d/windows/nothing.sh
deleted file mode 120000
index 18b1728..0000000
--- a/.travis/deps.d/windows/nothing.sh
+++ /dev/null
@@ -1 +0,0 @@
-../../script.d/nothing.sh
\ No newline at end of file
diff --git a/.travis/run-parts b/.travis/run-parts
deleted file mode 100755
index 7b0122c..0000000
--- a/.travis/run-parts
+++ /dev/null
@@ -1,21 +0,0 @@
-#!/bin/bash
-
-set -e
-
-if [ $# -ne 1 ]; then
-    echo "run-parts <directory>"
-    exit 1
-fi
-
-dir=$1
-if [[ "${dir}" = "" || ! -d "${dir}" ]]; then
-    echo "run-parts <directory>"
-    exit 1
-fi
-
-for f in $(echo ${dir%/}/*); do
-	[ -d $f ] && continue
-	[ ! -x $f ] && continue
-	echo "+$f"
-	$f
-done
diff --git a/.travis/run.d/linux/01-check-copyright.sh b/.travis/run.d/linux/01-check-copyright.sh
deleted file mode 120000
index 31835de..0000000
--- a/.travis/run.d/linux/01-check-copyright.sh
+++ /dev/null
@@ -1 +0,0 @@
-../../script.d/check-copyright.sh
\ No newline at end of file
diff --git a/.travis/run.d/linux/02-check-imports.sh b/.travis/run.d/linux/02-check-imports.sh
deleted file mode 120000
index 2eb0ad5..0000000
--- a/.travis/run.d/linux/02-check-imports.sh
+++ /dev/null
@@ -1 +0,0 @@
-../../script.d/check-imports.sh
\ No newline at end of file
diff --git a/.travis/run.d/linux/03-check-formatting.sh b/.travis/run.d/linux/03-check-formatting.sh
deleted file mode 120000
index e82d24d..0000000
--- a/.travis/run.d/linux/03-check-formatting.sh
+++ /dev/null
@@ -1 +0,0 @@
-../../script.d/check-formatting.sh
\ No newline at end of file
diff --git a/.travis/run.d/linux/04-test.sh b/.travis/run.d/linux/04-test.sh
deleted file mode 120000
index b86e940..0000000
--- a/.travis/run.d/linux/04-test.sh
+++ /dev/null
@@ -1 +0,0 @@
-../../script.d/test.sh
\ No newline at end of file
diff --git a/.travis/run.d/linux/05-test-coverage.sh b/.travis/run.d/linux/05-test-coverage.sh
deleted file mode 120000
index 3557f72..0000000
--- a/.travis/run.d/linux/05-test-coverage.sh
+++ /dev/null
@@ -1 +0,0 @@
-../../script.d/test-coverage.sh
\ No newline at end of file
diff --git a/.travis/run.d/linux/06-check-generate.sh b/.travis/run.d/linux/06-check-generate.sh
deleted file mode 120000
index 3131460..0000000
--- a/.travis/run.d/linux/06-check-generate.sh
+++ /dev/null
@@ -1 +0,0 @@
-../../script.d/check-generate.sh
\ No newline at end of file
diff --git a/.travis/run.d/osx/01-test.sh b/.travis/run.d/osx/01-test.sh
deleted file mode 120000
index b86e940..0000000
--- a/.travis/run.d/osx/01-test.sh
+++ /dev/null
@@ -1 +0,0 @@
-../../script.d/test.sh
\ No newline at end of file
diff --git a/.travis/run.d/windows/01-test.sh b/.travis/run.d/windows/01-test.sh
deleted file mode 100755
index 8c23371..0000000
--- a/.travis/run.d/windows/01-test.sh
+++ /dev/null
@@ -1,10 +0,0 @@
-#!/bin/bash
-
-# This is a normal file because windows is stupid.
-
-go get -d -t -v ./...
-go build -v ./...
-go test -v ./...
-go test -a -tags bounds -v ./...
-go test -a -tags noasm -v ./...
-go test -a -tags appengine -v ./...
diff --git a/.travis/script.d/check-copyright.sh b/.travis/script.d/check-copyright.sh
deleted file mode 100755
index 209dca3..0000000
--- a/.travis/script.d/check-copyright.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-
-set -e
-check-copyright -notice "Copyright ©20[0-9]{2} The Gonum Authors\. All rights reserved\."
diff --git a/.travis/script.d/check-formatting.sh b/.travis/script.d/check-formatting.sh
deleted file mode 100755
index 6344554..0000000
--- a/.travis/script.d/check-formatting.sh
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/bash
-
-test -z "$(goimports -d .)"
-if [[ -n "$(gofmt -s -l .)" ]]; then
-	echo -e '\e[31mCode not gofmt simplified in:\n\n'
-	gofmt -s -l .
-	echo -e "\e[0"
-fi
diff --git a/.travis/script.d/check-generate.sh b/.travis/script.d/check-generate.sh
deleted file mode 100755
index ace43b6..0000000
--- a/.travis/script.d/check-generate.sh
+++ /dev/null
@@ -1,13 +0,0 @@
-#!/bin/bash
-
-# TODO: Replace me with go generate invocations.
-
-# Discard changes to go.mod that have been made.
-# FIXME(kortschak): Sort out a policy of what we should do with go.mod changes.
-# If we want to check changes we should set `GOFLAGS=-mod=readonly` in .travis.yml.
-git checkout -- go.{mod,sum}
-
-if [ -n "$(git diff)" ]; then
-	git diff
-	exit 1
-fi
diff --git a/.travis/script.d/check-imports.sh b/.travis/script.d/check-imports.sh
deleted file mode 100755
index f88fc5a..0000000
--- a/.travis/script.d/check-imports.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-
-set -e
-check-imports -b "math/rand,github.com/gonum/.*"
diff --git a/.travis/script.d/deps.sh b/.travis/script.d/deps.sh
deleted file mode 100755
index b2cdfb6..0000000
--- a/.travis/script.d/deps.sh
+++ /dev/null
@@ -1,13 +0,0 @@
-#!/bin/bash
-
-set -ex
-
-# Required for format check.
-go get golang.org/x/tools/cmd/goimports
-# Required for imports check.
-go get gonum.org/v1/tools/cmd/check-imports
-# Required for copyright header check.
-go get gonum.org/v1/tools/cmd/check-copyright
-# Required for coverage.
-go get golang.org/x/tools/cmd/cover
-go get github.com/mattn/goveralls
diff --git a/.travis/script.d/nothing.sh b/.travis/script.d/nothing.sh
deleted file mode 100644
index a9bf588..0000000
--- a/.travis/script.d/nothing.sh
+++ /dev/null
@@ -1 +0,0 @@
-#!/bin/bash
diff --git a/.travis/script.d/test-coverage.sh b/.travis/script.d/test-coverage.sh
deleted file mode 100755
index 312962d..0000000
--- a/.travis/script.d/test-coverage.sh
+++ /dev/null
@@ -1,42 +0,0 @@
-#!/bin/bash
-
-if [[ $TRAVIS_SECURE_ENV_VARS != "true" ]]; then 
-	exit 0
-fi
-
-MODE=set
-PROFILE_OUT="${PWD}/profile.out"
-ACC_OUT="${PWD}/coverage.txt"
-
-testCover() {
-	# set the return value to 0 (successful)
-	retval=0
-	# get the directory to check from the parameter. Default to '.'
-	d=${1:-.}
-	# skip if there are no Go files here
-	ls $d/*.go &> /dev/null || return $retval
-	# switch to the directory to check
-	pushd $d > /dev/null
-	# create the coverage profile
-	coverageresult=$(go test $TAGS -coverprofile="${PROFILE_OUT}" -covermode=${MODE})
-	# output the result so we can check the shell output
-	echo ${coverageresult}
-	# append the results to acc.out if coverage didn't fail, else set the retval to 1 (failed)
-	( [[ ${coverageresult} == *FAIL* ]] && retval=1 ) || ( [ -f "${PROFILE_OUT}" ] && grep -v "mode: ${MODE}" "${PROFILE_OUT}" >> "${ACC_OUT}" )
-	# return to our working dir
-	popd > /dev/null
-	# return our return value
-	return $retval
-}
-
-# Init coverage.txt
-echo "mode: ${MODE}" > $ACC_OUT
-
-# Run test coverage on all directories containing go files.
-find . -type d | while read d; do testCover $d || exit; done
-
-# Upload the coverage profile to coveralls.io
-[ -n "$COVERALLS_TOKEN" ] && ( goveralls -coverprofile=$ACC_OUT || echo -e '\n\e[31mCoveralls failed.\n' )
-
-# Upload to coverage profile to codedov.io
-[ -n "$CODECOV_TOKEN" ] && ( bash <(curl -s https://codecov.io/bash) || echo -e '\n\e[31mCodecov failed.\n' )
diff --git a/.travis/script.d/test.sh b/.travis/script.d/test.sh
deleted file mode 100755
index 9bbed1e..0000000
--- a/.travis/script.d/test.sh
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/bash
-
-go get -d -t -v ./...
-go build -v ./...
-go test -v ./...
-go test -a -tags bounds -v ./...
-go test -a -tags noasm -v ./...
-go test -a -tags appengine -v ./...
diff --git a/go.mod b/go.mod
index 9fde26f..c612356 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module gonum.org/v1/exp
 
-go 1.19
+go 1.23.0
 
 require (
 	golang.org/x/exp v0.0.0-20240823005443-9b4947da3948