diff --git a/migration/.gitignore b/migration/.gitignore
new file mode 100644
index 0000000..e6bd2f5
--- /dev/null
+++ b/migration/.gitignore
@@ -0,0 +1,4 @@
+*.svg
+gitgraph
+bin/cli/cli
+bin/server/svg-server
diff --git a/migration/bin/cli/cli.go b/migration/bin/cli/cli.go
new file mode 100644
index 0000000..5334e94
--- /dev/null
+++ b/migration/bin/cli/cli.go
@@ -0,0 +1,30 @@
+package main
+
+import (
+	"fmt"
+	"math/rand"
+	"time"
+
+	"github.com/taigrr/gitgraph/term"
+)
+
+func init() {
+	rand.Seed(time.Now().UnixMilli())
+}
+func main() {
+	freq := []int{}
+	for i := 0; i < 7; i++ {
+		freq = append(freq, rand.Int())
+	}
+	fmt.Println("week:")
+	term.GetWeekUnicode(freq)
+	fmt.Println()
+	fmt.Println()
+	fmt.Println()
+	freq = []int{}
+	for i := 0; i < 365; i++ {
+		freq = append(freq, rand.Int())
+	}
+	fmt.Println("year:")
+	term.GetYearUnicode(freq)
+}
diff --git a/migration/bin/server/svg-server.go b/migration/bin/server/svg-server.go
new file mode 100644
index 0000000..8144dfc
--- /dev/null
+++ b/migration/bin/server/svg-server.go
@@ -0,0 +1,41 @@
+package main
+
+import (
+	"math/rand"
+	"net/http"
+	"time"
+
+	"github.com/gorilla/mux"
+	"github.com/taigrr/gitgraph/svg"
+)
+
+type DayCount [366]int
+
+func init() {
+	rand.Seed(time.Now().UnixMilli())
+}
+func main() {
+	r := mux.NewRouter()
+	r.HandleFunc("/weekly.svg", func(w http.ResponseWriter, r *http.Request) {
+		freq := []int{}
+		for i := 0; i < 7; i++ {
+			freq = append(freq, rand.Int())
+		}
+		w.Header().Add("Content-Type", "text/html")
+		svg := svg.GetWeekSVG(freq)
+		svg.WriteTo(w)
+
+	})
+	r.HandleFunc("/yearly.svg", func(w http.ResponseWriter, r *http.Request) {
+		freq := []int{}
+		for i := 0; i < 365; i++ {
+			freq = append(freq, rand.Int())
+		}
+		svg := svg.GetYearSVG(freq)
+		w.Header().Add("Content-Type", "text/html")
+		svg.WriteTo(w)
+
+	})
+
+	http.ListenAndServe(":8080", r)
+}
diff --git a/migration/common/common.go b/migration/common/common.go
new file mode 100644
index 0000000..621be6a
--- /dev/null
+++ b/migration/common/common.go
@@ -0,0 +1,75 @@
+package common
+
+import (
+	"bytes"
+	"image/color"
+	"math"
+	"sync"
+
+	sc "github.com/taigrr/simplecolorpalettes/simplecolor"
+)
+
+var (
+	colorsLoaded sync.Once
+	colorScheme  []sc.SimpleColor
+)
+
+func CreateGraph() bytes.Buffer {
+	var x bytes.Buffer
+	return x
+}
+
+func init() {
+	colors := []string{"#767960", "#a7297f", "#e8ca89", "#f5efd6", "#158266"}
+	// colors = []string{"#000000", "#0e4429", "#006d32", "#26a641", "#39d353"}
+	for _, c := range colors {
+		color := sc.FromHexString(c)
+		colorScheme = append(colorScheme, color)
+	}
+}
+
+func SetColorScheme(c []color.Color) {
+	for _, c := range c {
+		colorScheme = append(colorScheme, sc.FromRGBA(c.RGBA()))
+	}
+}
+
+func ColorForFrequency(freq, min, max int) sc.SimpleColor {
+	if freq == 0 {
+		return sc.SimpleColor(0)
+	}
+	spread := max - min
+	if spread < len(colorScheme)-1 {
+		return colorScheme[freq-min+1]
+	}
+	interval := float64(spread) / float64(len(colorScheme))
+	colorIndex := 0
+	for i := float64(min); i < float64(freq); i += float64(interval) {
+		colorIndex++
+	}
+	if colorIndex > len(colorScheme)-1 {
+		colorIndex = len(colorScheme) - 1
+	}
+	return colorScheme[colorIndex]
+}
+
+func MinMax(f []int) (int, int) {
+	min, max := math.MaxInt, math.MinInt
+	for _, x := range f {
+		if x == 0 {
+			continue
+		}
+		if x < min {
+			min = x
+		} else if x > max {
+			max = x
+		}
+	}
+	if min == math.MaxInt {
+		min = 0
+	}
+	if max == math.MinInt {
+		max = 0
+	}
+	return min, max
+}
diff --git a/migration/go.mod b/migration/go.mod
new file mode 100644
index 0000000..21ed1c3
--- /dev/null
+++ b/migration/go.mod
@@ -0,0 +1,25 @@
+module github.com/taigrr/gitgraph
+
+go 1.19
+
+replace github.com/muesli/termenv => github.com/taigrr/termenv v0.11.2
+
+require (
+	github.com/ajstarks/svgo v0.0.0-20211024235047-1546f124cd8b
+	github.com/gorilla/mux v1.8.0
+	github.com/muesli/termenv v0.13.0
+	github.com/srwiley/oksvg v0.0.0-20221011165216-be6e8873101c
+	github.com/srwiley/rasterx v0.0.0-20220730225603-2ab79fcdd4ef
+	github.com/taigrr/simplecolorpalettes v0.9.6
+)
+
+require (
+	github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
+	github.com/mattn/go-isatty v0.0.17 // indirect
+	github.com/mattn/go-runewidth v0.0.14 // indirect
+	github.com/rivo/uniseg v0.4.3 // indirect
+	golang.org/x/image v0.3.0 // indirect
+	golang.org/x/net v0.5.0 // indirect
+	golang.org/x/sys v0.4.0 // indirect
+	golang.org/x/text v0.6.0 // indirect
+)
diff --git a/migration/go.sum b/migration/go.sum
new file mode 100644
index 0000000..069359d
--- /dev/null
+++ b/migration/go.sum
@@ -0,0 +1,74 @@
+github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/ajstarks/deck v0.0.0-20200831202436-30c9fc6549a9/go.mod h1:JynElWSGnm/4RlzPXRlREEwqTHAN3T56Bv2ITsFT3gY=
+github.com/ajstarks/deck/generate v0.0.0-20210309230005-c3f852c02e19/go.mod h1:T13YZdzov6OU0A1+RfKZiZN9ca6VeKdBdyDV+BY97Tk=
+github.com/ajstarks/svgo v0.0.0-20211024235047-1546f124cd8b h1:slYM766cy2nI3BwyRiyQj/Ud48djTMtMebDqepE95rw=
+github.com/ajstarks/svgo v0.0.0-20211024235047-1546f124cd8b/go.mod h1:1KcenG0jGWcpt8ov532z81sp/kMMUG485J2InIOyADM=
+github.com/gorilla/mux v1.8.0 h1:i40aqfkR1h2SlN9hojwV5ZA91wcXFOvkdNIeFDP5koI=
+github.com/gorilla/mux v1.8.0/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So=
+github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
+github.com/lucasb-eyer/go-colorful v1.2.0 h1:1nnpGOrhyZZuNyfu1QjKiUICQ74+3FNCN69Aj6K7nkY=
+github.com/lucasb-eyer/go-colorful v1.2.0/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
+github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27kJ6hsGG94=
+github.com/mattn/go-isatty v0.0.17 h1:BTarxUcIeDqL27Mc+vyvdWYSL28zpIhv3RoTdsLMPng=
+github.com/mattn/go-isatty v0.0.17/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
+github.com/mattn/go-runewidth v0.0.13/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
+github.com/mattn/go-runewidth v0.0.14 h1:+xnbZSEeDbOIg5/mE6JF0w6n9duR1l3/WmbinWVwUuU=
+github.com/mattn/go-runewidth v0.0.14/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
+github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
+github.com/rivo/uniseg v0.4.3 h1:utMvzDsuh3suAEnhH0RdHmoPbU648o6CvXxTx4SBMOw=
+github.com/rivo/uniseg v0.4.3/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
+github.com/srwiley/oksvg v0.0.0-20221011165216-be6e8873101c h1:km8GpoQut05eY3GiYWEedbTT0qnSxrCjsVbb7yKY1KE=
+github.com/srwiley/oksvg v0.0.0-20221011165216-be6e8873101c/go.mod h1:cNQ3dwVJtS5Hmnjxy6AgTPd0Inb3pW05ftPSX7NZO7Q=
+github.com/srwiley/rasterx v0.0.0-20220730225603-2ab79fcdd4ef h1:Ch6Q+AZUxDBCVqdkI8FSpFyZDtCVBc2VmejdNrm5rRQ=
+github.com/srwiley/rasterx v0.0.0-20220730225603-2ab79fcdd4ef/go.mod h1:nXTWP6+gD5+LUJ8krVhhoeHjvHTutPxMYl5SvkcnJNE=
+github.com/taigrr/simplecolorpalettes v0.9.6 h1:eEFLPdI1o34t+YHs+QlgxcpN4zOg+5S3SlWt2EMS/6o=
+github.com/taigrr/simplecolorpalettes v0.9.6/go.mod h1:MFLQqI3JOfSc+8GiO3amYfzBiozxITaQi+F1iEV8XpQ=
+github.com/taigrr/termenv v0.11.2 h1:oqZR08HjGIzFWml4ROmoFvWi3KRG4UZYTPRrI9/lrPA=
+github.com/taigrr/termenv v0.11.2/go.mod h1:Bd5NYQ7pd+SrtBSrSNoBBmXlcY8+Xj4BMJgh8qcZrvs=
+github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
+github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
+golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
+golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
+golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
+golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
+golang.org/x/image v0.3.0 h1:HTDXbdK9bjfSWkPzDJIw89W8CAtfFGduujWs33NLLsg=
+golang.org/x/image v0.3.0/go.mod h1:fXd9211C/0VTlYuAcOhW8dY/RtEJqODXOWBDpmYBf+A=
+golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
+golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
+golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
+golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
+golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
+golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
+golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
+golang.org/x/net v0.5.0 h1:GyT4nK/YDHSqa1c4753ouYCDajOYKTja9Xb/OHtgvSw=
+golang.org/x/net v0.5.0/go.mod h1:DivGGAXEgPSlEBzxGzZI+ZLohi+xUj054jfeKui00ws=
+golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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+golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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+golang.org/x/sys v0.4.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
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+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
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+golang.org/x/text v0.6.0 h1:3XmdazWV+ubf7QgHSTWeykHOci5oeekaGJBLkrkaw4k=
+golang.org/x/text v0.6.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
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+golang.org/x/tools v0.1.0/go.mod h1:xkSsbof2nBLbhDlRMhhhyNLN/zl3eTqcnHD5viDpcZ0=
+golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
+golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+honnef.co/go/tools v0.1.3/go.mod h1:NgwopIslSNH47DimFoV78dnkksY2EFtX0ajyb3K/las=
diff --git a/migration/svg/svg.go b/migration/svg/svg.go
new file mode 100644
index 0000000..a61c42b
--- /dev/null
+++ b/migration/svg/svg.go
@@ -0,0 +1,104 @@
+package svg
+
+import (
+	"bufio"
+	"bytes"
+	"fmt"
+	"image"
+	"image/png"
+	"os"
+	"sync"
+
+	svg "github.com/ajstarks/svgo"
+	"github.com/srwiley/oksvg"
+	"github.com/srwiley/rasterx"
+	sc "github.com/taigrr/simplecolorpalettes/simplecolor"
+
+	"github.com/taigrr/gitgraph/common"
+)
+
+var (
+	colorsLoaded sync.Once
+	colorScheme  []sc.SimpleColor
+)
+
+func GetWeekSVG(frequencies []int) bytes.Buffer {
+	squareColors := []sc.SimpleColor{}
+	min, max := common.MinMax(frequencies)
+	for _, f := range frequencies {
+		squareColors = append(squareColors, common.ColorForFrequency(f, min, max))
+	}
+	return drawWeekImage(squareColors)
+}
+
+func drawWeekImage(c []sc.SimpleColor) bytes.Buffer {
+	var sb bytes.Buffer
+	sbw := bufio.NewWriter(&sb)
+	squareLength := 10
+	width := (len(c) + 1) * squareLength * 2
+	height := squareLength * 2
+	canvas := svg.New(sbw)
+	canvas.Start(width, height)
+	canvas.Rect(0, 0, width, height, "fill:black")
+	for i, s := range c {
+		canvas.Square(squareLength*2*(i+1), squareLength/2, squareLength, fmt.Sprintf("fill:%s", s.ToHex()))
+	}
+	canvas.End()
+	sbw.Flush()
+	return sb
+}
+
+func GetYearSVG(frequencies []int) bytes.Buffer {
+	squareColors := []sc.SimpleColor{}
+	min, max := common.MinMax(frequencies)
+	for _, f := range frequencies {
+		squareColors = append(squareColors, common.ColorForFrequency(f, min, max))
+	}
+	return drawYearImage(squareColors)
+}
+
+func drawYearImage(c []sc.SimpleColor) bytes.Buffer {
+	// TODO here, draw suqares in appropriate colors, hopefully as an svg
+	var sb bytes.Buffer
+	sbw := bufio.NewWriter(&sb)
+	squareLength := 10
+	width := (len(c)/7+1)*squareLength*2 + squareLength*5
+	height := squareLength*9 + squareLength*3
+	canvas := svg.New(sbw)
+	canvas.Start(width, height)
+	for i, s := range c {
+		canvas.Square(2*squareLength+width/(len(c)/7+1)*(i/7)+squareLength*2, squareLength/2+height/7*(i%7), squareLength, fmt.Sprintf("fill:%s", s.ToHex()))
+	}
+	canvas.Text(2*squareLength, squareLength*3, "Mon", fmt.Sprintf("text-anchor:middle;font-size:%dpx;fill:black", squareLength))
+	canvas.Text(2*squareLength, int(float64(squareLength)*6.5), "Wed", fmt.Sprintf("text-anchor:middle;font-size:%dpx;fill:black", squareLength))
+	canvas.Text(2*squareLength, int(float64(squareLength))*10, "Fri", fmt.Sprintf("text-anchor:middle;font-size:%dpx;fill:black", squareLength))
+	canvas.End()
+	sbw.Flush()
+	return sb
+}
+
+func svgToPng() {
+	w, h := 512, 512
+
+	in, err := os.Open("in.svg")
+	if err != nil {
+		panic(err)
+	}
+	defer in.Close()
+
+	icon, _ := oksvg.ReadIconStream(in)
+	icon.SetTarget(0, 0, float64(w), float64(h))
+	rgba := image.NewRGBA(image.Rect(0, 0, w, h))
+	icon.Draw(rasterx.NewDasher(w, h, rasterx.NewScannerGV(w, h, rgba, rgba.Bounds())), 1)
+
+	out, err := os.Create("out.png")
+	if err != nil {
+		panic(err)
+	}
+	defer out.Close()
+
+	err = png.Encode(out, rgba)
+	if err != nil {
+		panic(err)
+	}
+}
diff --git a/migration/term/term.go b/migration/term/term.go
new file mode 100644
index 0000000..0c492fa
--- /dev/null
+++ b/migration/term/term.go
@@ -0,0 +1,77 @@
+package term
+
+import (
+	"fmt"
+	"os"
+	"strings"
+	"sync"
+
+	"github.com/muesli/termenv"
+	sc "github.com/taigrr/simplecolorpalettes/simplecolor"
+
+	"github.com/taigrr/gitgraph/common"
+)
+
+var (
+	colorsLoaded sync.Once
+	colorScheme  []sc.SimpleColor
+)
+
+func GetWeekUnicode(frequencies []int) {
+	squareColors := []sc.SimpleColor{}
+	min, max := common.MinMax(frequencies)
+	for _, f := range frequencies {
+		squareColors = append(squareColors, common.ColorForFrequency(f, min, max))
+	}
+	drawWeekUnicode(squareColors)
+}
+
+func drawWeekUnicode(c []sc.SimpleColor) {
+	// o := termenv.NewOutput(os.Stdout)
+	o := termenv.NewOutputWithProfile(os.Stdout, termenv.TrueColor)
+	for w, color := range c {
+		style := o.String(block).Foreground(termenv.TrueColor.Color(color.ToHex()))
+		fmt.Print(style.String())
+		//	termenv.SetForegroundColor(termenv.ForegroundColor())
+		if w == len(c)-1 {
+			fmt.Println()
+		} else {
+			fmt.Print(" ")
+		}
+	}
+}
+
+func GetYearUnicode(frequencies []int) string {
+	squareColors := []sc.SimpleColor{}
+	min, max := common.MinMax(frequencies)
+	for _, f := range frequencies {
+		squareColors = append(squareColors, common.ColorForFrequency(f, min, max))
+	}
+	return drawYearUnicode(squareColors)
+}
+
+func drawYearUnicode(c []sc.SimpleColor) string {
+	// o := termenv.NewOutput(os.Stdout)
+	var s strings.Builder
+	o := termenv.NewOutputWithProfile(os.Stdout, termenv.TrueColor)
+	weeks := [7][]sc.SimpleColor{{}}
+	for i := 0; i < 7; i++ {
+		weeks[i] = []sc.SimpleColor{}
+	}
+	for i := range c {
+		weeks[i%7] = append(weeks[i%7], c[i])
+	}
+	for _, row := range weeks {
+		for w, d := range row {
+			style := o.String(block).Foreground(termenv.TrueColor.Color(d.ToHex()))
+			s.WriteString(style.String())
+			if w == len(row)-1 {
+				s.WriteString("\n")
+			} else {
+				s.WriteString(" ")
+			}
+
+		}
+	}
+	return s.String()
+}
diff --git a/migration/term/unicode.go b/migration/term/unicode.go
new file mode 100644
index 0000000..53439fb
--- /dev/null
+++ b/migration/term/unicode.go
@@ -0,0 +1,3 @@
+package term
+
+const block = "▅"