diff --git a/csvutil/csvdriver/driver_test.go b/csvutil/csvdriver/driver_test.go
index a2e365596..d49af5332 100644
--- a/csvutil/csvdriver/driver_test.go
+++ b/csvutil/csvdriver/driver_test.go
@@ -299,7 +299,7 @@ func TestCreateRollback(t *testing.T) {
 
 func TestOpenDriver(t *testing.T) {
 	for _, fname := range []string{
-		"https://github.com/go-hep/hep/raw/main/csvutil/csvdriver/testdata/types.csv",
+		"https://codeberg.org/go-hep/hep/raw/branch/main/csvutil/csvdriver/testdata/types.csv",
 		"testdata/types.csv",
 	} {
 		t.Run(fname, func(t *testing.T) {
diff --git a/fit/README.md b/fit/README.md
index b08c782f9..36d5c409a 100644
--- a/fit/README.md
+++ b/fit/README.md
@@ -8,7 +8,7 @@
 
 ### Fit a gaussian
 
-![h1d-gaussian-example](https://github.com/go-hep/hep/raw/main/fit/testdata/h1d-gauss-plot_golden.png)
+![h1d-gaussian-example](https://codeberg.org/go-hep/hep/raw/branch/main/fit/testdata/h1d-gauss-plot_golden.png)
 
 [embedmd]:# (hist_example_test.go go /func ExampleH1D_gaussian/ /\n}/)
 ```go
@@ -96,7 +96,7 @@ func ExampleH1D_gaussian() {
 
 ### Fit a gaussian
 
-![func1d-gaussian-example](https://github.com/go-hep/hep/raw/main/fit/testdata/gauss-plot_golden.png)
+![func1d-gaussian-example](https://codeberg.org/go-hep/hep/raw/branch/main/fit/testdata/gauss-plot_golden.png)
 
 [embedmd]:# (curve1d_example_test.go go /func ExampleCurve1D_gaussian/ /\n}/)
 ```go
@@ -168,7 +168,7 @@ func ExampleCurve1D_gaussian() {
 
 ### Fit a powerlaw (with Y-errors)
 
-![func1d-powerlaw-example](https://github.com/go-hep/hep/raw/main/fit/testdata/powerlaw-plot_golden.png)
+![func1d-powerlaw-example](https://codeberg.org/go-hep/hep/raw/branch/main/fit/testdata/powerlaw-plot_golden.png)
 
 [embedmd]:# (curve1d_example_test.go go /func ExampleCurve1D_powerlaw/ /\n}/)
 ```go
@@ -251,7 +251,7 @@ func ExampleCurve1D_powerlaw() {
 
 ### Fit an exponential
 
-![func1d-exp-example](https://github.com/go-hep/hep/raw/main/fit/testdata/exp-plot_golden.png)
+![func1d-exp-example](https://codeberg.org/go-hep/hep/raw/branch/main/fit/testdata/exp-plot_golden.png)
 
 [embedmd]:# (curve1d_example_test.go go /func ExampleCurve1D_exponential/ /\n}/)
 ```go
@@ -325,7 +325,7 @@ func ExampleCurve1D_exponential() {
 
 ### Fit a polynomial
 
-![func1d-poly-example](https://github.com/go-hep/hep/raw/main/fit/testdata/poly-plot_golden.png)
+![func1d-poly-example](https://codeberg.org/go-hep/hep/raw/branch/main/fit/testdata/poly-plot_golden.png)
 
 [embedmd]:# (curve1d_example_test.go go /func ExampleCurve1D_poly/ /\n}/)
 ```go
@@ -396,7 +396,7 @@ func ExampleCurve1D_poly() {
 ## Fitting with more than one independent variable (x has more than one dimension)
 ### Fit a flat plane
 
-![2d-example](https://github.com/go-hep/hep/raw/main/fit/testdata/2d-plane-plot_golden.png)
+![2d-example](https://codeberg.org/go-hep/hep/raw/branch/main/fit/testdata/2d-plane-plot_golden.png)
 
 [embedmd]:# (curve_nd_example_test.go go /func ExampleCurveND_plane/ /\n}/)
 ```go
diff --git a/groot/rsrv/rsrv_test.go b/groot/rsrv/rsrv_test.go
index 9f3b056ce..e98f81d59 100644
--- a/groot/rsrv/rsrv_test.go
+++ b/groot/rsrv/rsrv_test.go
@@ -75,7 +75,7 @@ func TestOpenFile(t *testing.T) {
 		uri    string
 		status int
 	}{
-		{"https://github.com/go-hep/hep/raw/main/groot/testdata/simple.root", http.StatusOK},
+		{"https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/simple.root", http.StatusOK},
 		{"root://ccxrootdgotest.in2p3.fr:9001/tmp/rootio/testdata/simple.root", http.StatusOK},
 		{"file://" + local, http.StatusOK},
 	} {
@@ -90,8 +90,8 @@ func TestDoubleOpenFile(t *testing.T) {
 	ts := newTestServer()
 	defer ts.Close()
 
-	testOpenFile(t, ts, "https://github.com/go-hep/hep/raw/main/groot/testdata/simple.root", 0)
-	testOpenFile(t, ts, "https://github.com/go-hep/hep/raw/main/groot/testdata/simple.root", http.StatusConflict)
+	testOpenFile(t, ts, "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/simple.root", 0)
+	testOpenFile(t, ts, "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/simple.root", http.StatusConflict)
 }
 
 func testOpenFile(t *testing.T, ts *httptest.Server, uri string, status int) {
@@ -201,10 +201,10 @@ func TestCloseFile(t *testing.T) {
 	ts := newTestServer()
 	defer ts.Close()
 
-	testOpenFile(t, ts, "https://github.com/go-hep/hep/raw/main/groot/testdata/simple.root", 0)
-	testCloseFile(t, ts, "https://github.com/go-hep/hep/raw/main/groot/testdata/simple.root")
-	testOpenFile(t, ts, "https://github.com/go-hep/hep/raw/main/groot/testdata/simple.root", http.StatusOK)
-	testCloseFile(t, ts, "https://github.com/go-hep/hep/raw/main/groot/testdata/simple.root")
+	testOpenFile(t, ts, "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/simple.root", 0)
+	testCloseFile(t, ts, "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/simple.root")
+	testOpenFile(t, ts, "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/simple.root", http.StatusOK)
+	testCloseFile(t, ts, "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/simple.root")
 }
 
 func testCloseFile(t *testing.T, ts *httptest.Server, uri string) {
@@ -238,14 +238,14 @@ func TestListFiles(t *testing.T) {
 	ts := newTestServer()
 	defer ts.Close()
 
-	testOpenFile(t, ts, "https://github.com/go-hep/hep/raw/main/groot/testdata/simple.root", 0)
-	testOpenFile(t, ts, "https://github.com/go-hep/hep/raw/main/groot/testdata/dirs-6.14.00.root", http.StatusOK)
+	testOpenFile(t, ts, "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/simple.root", 0)
+	testOpenFile(t, ts, "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/dirs-6.14.00.root", http.StatusOK)
 	testListFiles(t, ts, []File{
-		{"https://github.com/go-hep/hep/raw/main/groot/testdata/simple.root", 60600},
-		{"https://github.com/go-hep/hep/raw/main/groot/testdata/dirs-6.14.00.root", 61400},
+		{"https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/simple.root", 60600},
+		{"https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/dirs-6.14.00.root", 61400},
 	})
-	testCloseFile(t, ts, "https://github.com/go-hep/hep/raw/main/groot/testdata/simple.root")
-	testCloseFile(t, ts, "https://github.com/go-hep/hep/raw/main/groot/testdata/dirs-6.14.00.root")
+	testCloseFile(t, ts, "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/simple.root")
+	testCloseFile(t, ts, "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/dirs-6.14.00.root")
 }
 
 func testListFiles(t *testing.T, ts *httptest.Server, want []File) {
@@ -290,11 +290,11 @@ func TestDirent(t *testing.T) {
 	ts := newTestServer()
 	defer ts.Close()
 
-	testOpenFile(t, ts, "https://github.com/go-hep/hep/raw/main/groot/testdata/simple.root", http.StatusOK)
-	defer testCloseFile(t, ts, "https://github.com/go-hep/hep/raw/main/groot/testdata/simple.root")
+	testOpenFile(t, ts, "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/simple.root", http.StatusOK)
+	defer testCloseFile(t, ts, "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/simple.root")
 
 	testDirent(t, ts, DirentRequest{
-		URI:       "https://github.com/go-hep/hep/raw/main/groot/testdata/simple.root",
+		URI:       "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/simple.root",
 		Dir:       "/",
 		Recursive: false,
 	}, []string{
@@ -302,11 +302,11 @@ func TestDirent(t *testing.T) {
 		"/tree",
 	})
 
-	testOpenFile(t, ts, "https://github.com/go-hep/hep/raw/main/groot/testdata/dirs-6.14.00.root", http.StatusOK)
-	defer testCloseFile(t, ts, "https://github.com/go-hep/hep/raw/main/groot/testdata/dirs-6.14.00.root")
+	testOpenFile(t, ts, "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/dirs-6.14.00.root", http.StatusOK)
+	defer testCloseFile(t, ts, "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/dirs-6.14.00.root")
 
 	testDirent(t, ts, DirentRequest{
-		URI:       "https://github.com/go-hep/hep/raw/main/groot/testdata/dirs-6.14.00.root",
+		URI:       "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/dirs-6.14.00.root",
 		Dir:       "/",
 		Recursive: false,
 	}, []string{
@@ -316,7 +316,7 @@ func TestDirent(t *testing.T) {
 		"/dir3",
 	})
 	testDirent(t, ts, DirentRequest{
-		URI:       "https://github.com/go-hep/hep/raw/main/groot/testdata/dirs-6.14.00.root",
+		URI:       "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/dirs-6.14.00.root",
 		Dir:       "/",
 		Recursive: true,
 	}, []string{
@@ -328,7 +328,7 @@ func TestDirent(t *testing.T) {
 		"/dir3",
 	})
 	testDirent(t, ts, DirentRequest{
-		URI:       "https://github.com/go-hep/hep/raw/main/groot/testdata/dirs-6.14.00.root",
+		URI:       "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/dirs-6.14.00.root",
 		Dir:       "/dir1",
 		Recursive: false,
 	}, []string{
@@ -336,7 +336,7 @@ func TestDirent(t *testing.T) {
 		"/dir1/dir11",
 	})
 	testDirent(t, ts, DirentRequest{
-		URI:       "https://github.com/go-hep/hep/raw/main/groot/testdata/dirs-6.14.00.root",
+		URI:       "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/dirs-6.14.00.root",
 		Dir:       "/dir1",
 		Recursive: true,
 	}, []string{
@@ -394,7 +394,7 @@ func TestTree(t *testing.T) {
 	ts := newTestServer()
 	defer ts.Close()
 
-	const uri = "https://github.com/go-hep/hep/raw/main/groot/testdata/small-flat-tree.root"
+	const uri = "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/small-flat-tree.root"
 	testOpenFile(t, ts, uri, http.StatusOK)
 	defer testCloseFile(t, ts, uri)
 
@@ -505,10 +505,10 @@ func TestPlotH1(t *testing.T) {
 	ts := newTestServer()
 	defer ts.Close()
 
-	testOpenFile(t, ts, "https://github.com/go-hep/hep/raw/main/groot/testdata/dirs-6.14.00.root", http.StatusOK)
-	defer testCloseFile(t, ts, "https://github.com/go-hep/hep/raw/main/groot/testdata/dirs-6.14.00.root")
+	testOpenFile(t, ts, "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/dirs-6.14.00.root", http.StatusOK)
+	defer testCloseFile(t, ts, "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/dirs-6.14.00.root")
 
-	const uri = "https://github.com/go-hep/hep/raw/main/hbook/rootcnv/testdata/gauss-h1.root"
+	const uri = "https://codeberg.org/go-hep/hep/raw/branch/main/hbook/rootcnv/testdata/gauss-h1.root"
 	testOpenFile(t, ts, uri, http.StatusOK)
 	defer testCloseFile(t, ts, uri)
 
@@ -525,7 +525,7 @@ func TestPlotH1(t *testing.T) {
 		},
 		{
 			req: PlotH1Request{
-				URI: "https://github.com/go-hep/hep/raw/main/groot/testdata/dirs-6.14.00.root",
+				URI: "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/dirs-6.14.00.root",
 				Dir: "/dir1/dir11",
 				Obj: "h1",
 			},
@@ -550,7 +550,7 @@ func TestPlotH1(t *testing.T) {
 		},
 		{
 			req: PlotH1Request{
-				URI: "https://github.com/go-hep/hep/raw/main/groot/testdata/dirs-6.14.00.root",
+				URI: "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/dirs-6.14.00.root",
 				Dir: "/dir1/dir11",
 				Obj: "h1",
 				Options: PlotOptions{
@@ -561,7 +561,7 @@ func TestPlotH1(t *testing.T) {
 		},
 		{
 			req: PlotH1Request{
-				URI: "https://github.com/go-hep/hep/raw/main/groot/testdata/dirs-6.14.00.root",
+				URI: "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/dirs-6.14.00.root",
 				Dir: "/dir1/dir11",
 				Obj: "h1",
 				Options: PlotOptions{
@@ -641,7 +641,7 @@ func TestPlotH2(t *testing.T) {
 	ts := newTestServer()
 	defer ts.Close()
 
-	const uri = "https://github.com/go-hep/hep/raw/main/hbook/rootcnv/testdata/gauss-h2.root"
+	const uri = "https://codeberg.org/go-hep/hep/raw/branch/main/hbook/rootcnv/testdata/gauss-h2.root"
 	testOpenFile(t, ts, uri, http.StatusOK)
 	defer testCloseFile(t, ts, uri)
 
@@ -774,7 +774,7 @@ func TestPlotS2(t *testing.T) {
 	ts := newTestServer()
 	defer ts.Close()
 
-	const uri = "https://github.com/go-hep/hep/raw/main/groot/testdata/graphs.root"
+	const uri = "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/graphs.root"
 	testOpenFile(t, ts, uri, http.StatusOK)
 	defer testCloseFile(t, ts, uri)
 
@@ -910,7 +910,7 @@ func TestPlotTree(t *testing.T) {
 	ts := newTestServer()
 	defer ts.Close()
 
-	const uri = "https://github.com/go-hep/hep/raw/main/groot/testdata/small-flat-tree.root"
+	const uri = "https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/small-flat-tree.root"
 	testOpenFile(t, ts, uri, http.StatusOK)
 	defer testCloseFile(t, ts, uri)
 
diff --git a/groot/rtree/tree_test.go b/groot/rtree/tree_test.go
index a7f086664..1ab32d104 100644
--- a/groot/rtree/tree_test.go
+++ b/groot/rtree/tree_test.go
@@ -346,7 +346,7 @@ func TestSimpleTree(t *testing.T) {
 func TestSimpleTreeOverHTTP(t *testing.T) {
 	t.Parallel()
 
-	f, err := riofs.Open("https://github.com/go-hep/hep/raw/main/groot/testdata/simple.root")
+	f, err := riofs.Open("https://codeberg.org/go-hep/hep/raw/branch/main/groot/testdata/simple.root")
 	if err != nil {
 		t.Fatal(err)
 	}
diff --git a/hbook/ntup/ntcsv/example_test.go b/hbook/ntup/ntcsv/example_test.go
index d69d8b16b..55dfebfa5 100644
--- a/hbook/ntup/ntcsv/example_test.go
+++ b/hbook/ntup/ntcsv/example_test.go
@@ -53,11 +53,11 @@ func ExampleOpen() {
 
 func ExampleOpen_fromRemote() {
 	// Open a new n-tuple pointing at a remote CSV file
-	// "https://github.com/go-hep/hep/raw/main/hbook/ntup/ntcsv/testdata/simple.csv"
+	// "https://codeberg.org/go-hep/hep/raw/branch/main/hbook/ntup/ntcsv/testdata/simple.csv"
 	// whose field separator is ';'.
 	// We rename the columns v1, v2 and v3.
 	nt, err := ntcsv.Open(
-		"https://github.com/go-hep/hep/raw/main/hbook/ntup/ntcsv/testdata/simple.csv",
+		"https://codeberg.org/go-hep/hep/raw/branch/main/hbook/ntup/ntcsv/testdata/simple.csv",
 		ntcsv.Comma(';'),
 		ntcsv.Columns("v1", "v2", "v3"),
 	)
diff --git a/hbook/ntup/ntcsv/ntcsv_test.go b/hbook/ntup/ntcsv/ntcsv_test.go
index 45e466feb..5fa9e3997 100644
--- a/hbook/ntup/ntcsv/ntcsv_test.go
+++ b/hbook/ntup/ntcsv/ntcsv_test.go
@@ -78,7 +78,7 @@ func TestOpen(t *testing.T) {
 				ntcsv.Columns("v1", "v2", "v3"),
 			},
 		},
-		{"https://github.com/go-hep/hep/raw/main/hbook/ntup/ntcsv/testdata/simple-with-header.csv", `i64, f64, str`,
+		{"https://codeberg.org/go-hep/hep/raw/branch/main/hbook/ntup/ntcsv/testdata/simple-with-header.csv", `i64, f64, str`,
 			[]ntcsv.Option{
 				ntcsv.Header(),
 				ntcsv.Columns("i64", "f64", "str"),
diff --git a/hplot/README.md b/hplot/README.md
index 5e101c4ef..66fc275c7 100644
--- a/hplot/README.md
+++ b/hplot/README.md
@@ -23,7 +23,7 @@ https://godoc.org/go-hep.org/x/hep/hplot
 
 ### 1D histogram
 
-![hist-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/h1d_plot_golden.png)
+![hist-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/h1d_plot_golden.png)
 
 [embedmd]:# (h1d_example_test.go go /func ExampleH1D/ /\n}/)
 ```go
@@ -82,7 +82,7 @@ func ExampleH1D() {
 
 ### 1D histogram with y-error bars
 
-![hist-yerrs-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/h1d_yerrs_golden.png)
+![hist-yerrs-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/h1d_yerrs_golden.png)
 
 [embedmd]:# (h1d_example_test.go go /func ExampleH1D_withYErrBars/ /\n}/)
 ```go
@@ -144,7 +144,7 @@ func ExampleH1D_withYErrBars() {
 
 ### 1D histogram with y-error bars, no lines
 
-![hist-glyphs-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/h1d_glyphs_golden.png)
+![hist-glyphs-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/h1d_glyphs_golden.png)
 
 [embedmd]:# (h1d_example_test.go go /func ExampleH1D_withYErrBarsAndData/ /\n}/)
 ```go
@@ -218,7 +218,7 @@ func ExampleH1D_withYErrBarsAndData() {
 
 ### 1D histogram with y-error bars and error bands
 
-![hist-yerrs-band-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/h1d_yerrs_band_golden.png)
+![hist-yerrs-band-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/h1d_yerrs_band_golden.png)
 
 [embedmd]:# (h1d_example_test.go go /func ExampleH1D_withYErrBars_withBand/ /\n}/)
 ```go
@@ -281,7 +281,7 @@ func ExampleH1D_withYErrBars_withBand() {
 
 ### Tiles of 1D histograms
 
-![tiled-plot](https://github.com/go-hep/hep/raw/main/hplot/testdata/tiled_plot_histogram_golden.png)
+![tiled-plot](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/tiled_plot_histogram_golden.png)
 
 [embedmd]:# (tiledplot_example_test.go go /func ExampleTiledPlot/ /\n}/)
 ```go
@@ -327,7 +327,7 @@ func ExampleTiledPlot() {
 }
 ```
 
-![tiled-plot-aligned](https://github.com/go-hep/hep/raw/main/hplot/testdata/tiled_plot_aligned_histogram_golden.png)
+![tiled-plot-aligned](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/tiled_plot_aligned_histogram_golden.png)
 
 [embedmd]:# (tiledplot_example_test.go go /func ExampleTiledPlot_align/ /\n}/)
 ```go
@@ -380,13 +380,13 @@ func ExampleTiledPlot_align() {
 
 ### Subplots
 
-![sub-plot](https://github.com/go-hep/hep/raw/main/hplot/testdata/sub_plot_golden.png)
+![sub-plot](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/sub_plot_golden.png)
 
 https://godoc.org/go-hep.org/x/hep/hplot#example-package--Subplot
 
 ### Ratio-plots
 
-![ratio-plot](https://github.com/go-hep/hep/raw/main/hplot/testdata/diff_plot_golden.png)
+![ratio-plot](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/diff_plot_golden.png)
 
 [embedmd]:# (ratioplot_example_test.go go /func ExampleRatioPlot/ /\n}/)
 ```go
@@ -459,7 +459,7 @@ func ExampleRatioPlot() {
 
 ### LaTeX-plots
 
-[latex-plot (PDF)](https://github.com/go-hep/hep/raw/main/hplot/testdata/latex_plot_golden.pdf)
+[latex-plot (PDF)](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/latex_plot_golden.pdf)
 
 https://godoc.org/go-hep.org/x/hep/hplot#example-package--Latexplot
 
@@ -502,7 +502,7 @@ func ExampleH2D() {
 	}
 }
 ```
-![h2d-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/h2d_plot_golden.png)
+![h2d-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/h2d_plot_golden.png)
 
 ### Scatter2D
 
@@ -548,11 +548,11 @@ func ExampleS2D() {
 	}
 }
 ```
-![s2d-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/s2d_golden.png)
-![s2d-errbars-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/s2d_errbars_golden.png)
-![s2d-band-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/s2d_band_golden.png)
-![s2d-steps-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/s2d_steps_golden.png)
-![s2d-steps-band-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/s2d_steps_band_golden.png)
+![s2d-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/s2d_golden.png)
+![s2d-errbars-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/s2d_errbars_golden.png)
+![s2d-band-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/s2d_band_golden.png)
+![s2d-steps-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/s2d_steps_golden.png)
+![s2d-steps-band-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/s2d_steps_band_golden.png)
 
 ### Vertical lines
 
@@ -583,7 +583,7 @@ func ExampleVLine() {
 	}
 }
 ```
-![vline-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/vline_golden.png)
+![vline-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/vline_golden.png)
 
 ### Horizontal lines
 
@@ -614,7 +614,7 @@ func ExampleHLine() {
 	}
 }
 ```
-![hline-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/hline_golden.png)
+![hline-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/hline_golden.png)
 
 ### Band between lines
 
@@ -688,13 +688,13 @@ func ExampleBand() {
 	}
 }
 ```
-![band-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/band_golden.png)
+![band-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/band_golden.png)
 
 ### Plot with borders
 
 One can specify extra-space between the image borders (the physical file canvas) and the actual plot data.
 
-![plot-border-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/h1d_borders_golden.png)
+![plot-border-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/h1d_borders_golden.png)
 
 [embedmd]:# (h1d_example_test.go go /func ExampleH1D_withPlotBorders/ /\n}/)
 ```go
@@ -763,7 +763,7 @@ func ExampleH1D_withPlotBorders() {
 
 ### Stack of 1D histograms
 
-![hstack-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/hstack_golden.png)
+![hstack-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/hstack_golden.png)
 
 [embedmd]:# (hstack_example_test.go go /func ExampleHStack/ /\n}/)
 ```go
@@ -850,7 +850,7 @@ func ExampleHStack() {
 
 ### Stack of 1D histograms with a band
 
-![hstack-band-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/hstack_band_golden.png)
+![hstack-band-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/hstack_band_golden.png)
 
 [embedmd]:# (hstack_example_test.go go /func ExampleHStack_withBand/ /\n}/)
 ```go
@@ -977,7 +977,7 @@ func ExampleHStack_withBand() {
 
 ### Stack of 1D histograms with a band, with a log-y scale
 
-![hstack-logy-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/hstack_logy_golden.png)
+![hstack-logy-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/hstack_logy_golden.png)
 
 [embedmd]:# (hstack_example_test.go go /func ExampleHStack_withLogY/ /\n}/)
 ```go
@@ -1113,7 +1113,7 @@ func ExampleHStack_withLogY() {
 
 ## Labels
 
-![label-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/label_plot_golden.png)
+![label-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/label_plot_golden.png)
 
 [embedmd]:# (label_example_test.go go /func ExampleLabel/ /\n}/)
 ```go
@@ -1181,7 +1181,7 @@ func ExampleLabel() {
 
 ## Time series
 
-![timeseries-example](https://github.com/go-hep/hep/raw/main/hplot/testdata/timeseries_monthly_golden.png)
+![timeseries-example](https://codeberg.org/go-hep/hep/raw/branch/main/hplot/testdata/timeseries_monthly_golden.png)
 
 [embedmd]:# (ticks_example_test.go go /func ExampleTicks_monthly/ /\n}/)
 ```go
diff --git a/lcio/README.md b/lcio/README.md
index c2c095ce2..7adf2696d 100644
--- a/lcio/README.md
+++ b/lcio/README.md
@@ -158,7 +158,7 @@ lcio-ex-read-event: read 50 events from file "./DST01-06_ppr004_bbcsdu.slcio"
 $> open out.png
 ```
 
-![hist-example](https://github.com/go-hep/hep/raw/main/lcio/example/lcio-ex-read-event/out.png)
+![hist-example](https://codeberg.org/go-hep/hep/raw/branch/main/lcio/example/lcio-ex-read-event/out.png)
 
 [embedmd]:# (example/lcio-ex-read-event/main.go go /func main/ /\n}/)
 ```go