diff --git a/go.mod b/go.mod
index 01a687c..b5fd79a 100644
--- a/go.mod
+++ b/go.mod
@@ -2,4 +2,9 @@ module git.anthrove.art/Anthrove/gorse-playground
 
 go 1.23.0
 
-require github.com/caarlos0/env/v11 v11.3.1 // indirect
+require (
+	github.com/anthrove/openapi-e621-go v1.1.2 // indirect
+	github.com/caarlos0/env/v11 v11.3.1 // indirect
+	golang.org/x/time v0.9.0 // indirect
+	gopkg.in/validator.v2 v2.0.1 // indirect
+)
diff --git a/go.sum b/go.sum
index 1724948..10cc3dd 100644
--- a/go.sum
+++ b/go.sum
@@ -1,2 +1,8 @@
+github.com/anthrove/openapi-e621-go v1.1.2 h1:x+zYGb9zi5QgHvlhtnwhOJtFgC7DONBfgH7Bc2TDw8w=
+github.com/anthrove/openapi-e621-go v1.1.2/go.mod h1:CET4X8hWfC1O1APRB2pHjbP4FwRyde6t4EaimijJCG0=
 github.com/caarlos0/env/v11 v11.3.1 h1:cArPWC15hWmEt+gWk7YBi7lEXTXCvpaSdCiZE2X5mCA=
 github.com/caarlos0/env/v11 v11.3.1/go.mod h1:qupehSf/Y0TUTsxKywqRt/vJjN5nz6vauiYEUUr8P4U=
+golang.org/x/time v0.9.0 h1:EsRrnYcQiGH+5FfbgvV4AP7qEZstoyrHB0DzarOQ4ZY=
+golang.org/x/time v0.9.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
+gopkg.in/validator.v2 v2.0.1 h1:xF0KWyGWXm/LM2G1TrEjqOu4pa6coO9AlWSf3msVfDY=
+gopkg.in/validator.v2 v2.0.1/go.mod h1:lIUZBlB3Im4s/eYp39Ry/wkR02yOPhZ9IwIRBjuPuG8=
diff --git a/internal/config/gorse.go b/internal/config/gorse.go
new file mode 100644
index 0000000..db08e99
--- /dev/null
+++ b/internal/config/gorse.go
@@ -0,0 +1,6 @@
+package config
+
+type Gorse struct {
+	Endpoint string `env:"GORSE_ENDPOINT"`
+	ApiKey   string `env:"GORSE_APIKEY"`
+}
diff --git a/internal/logic/e621.go b/internal/logic/e621.go
index 4c79103..e280cb7 100644
--- a/internal/logic/e621.go
+++ b/internal/logic/e621.go
@@ -1 +1,99 @@
 package logic
+
+import (
+	"context"
+	"encoding/base64"
+	"fmt"
+	"git.anthrove.art/Anthrove/gorse-playground/internal/config"
+	"github.com/anthrove/openapi-e621-go"
+	"github.com/caarlos0/env/v11"
+	"golang.org/x/time/rate"
+	"log"
+	"net/http"
+)
+
+var e621Config config.E621
+var rateLimit *rate.Limiter
+var apiClient *openapi.APIClient
+
+func init() {
+	err := env.Parse(&e621Config)
+
+	if err != nil {
+		log.Panic(err)
+	}
+
+	rateLimit = rate.NewLimiter(1, 2)
+
+	apiClient, err = newE621Client(e621Config)
+
+	if err != nil {
+		log.Panic(err)
+	}
+
+}
+
+func newE621Client(cfg config.E621) (*openapi.APIClient, error) {
+	e621Config := openapi.NewConfiguration()
+	e621Config.DefaultHeader["Authorization"] = "Basic " + base64.StdEncoding.EncodeToString([]byte(cfg.Username+":"+cfg.ApiKey))
+	e621Config.UserAgent = fmt.Sprintf("gorse-playground-scraper used by %s | (made by the Anthrove Team)", cfg.Username)
+	e621Config.Debug = false
+
+	client := http.DefaultClient
+	client.Transport = newRateMiddleware(&http.Transport{})
+
+	e621Config.HTTPClient = client
+
+	return openapi.NewAPIClient(e621Config), nil
+}
+
+func GetAllFavorites(ctx context.Context, userID int) ([]openapi.Post, error) {
+	posts := make([]openapi.Post, 0)
+
+	page := 1
+	for {
+		currentFavs, err := GetFavoritePage(ctx, userID, page)
+
+		if err != nil {
+			return nil, err
+		}
+
+		if len(currentFavs) == 0 {
+			break
+		}
+
+		posts = append(posts, currentFavs...)
+		page++
+	}
+
+	return posts, nil
+}
+
+func GetFavoritePage(ctx context.Context, userId int, pageIdentifier int) ([]openapi.Post, error) {
+	favorites, _, err := apiClient.FavoritesAPI.ListFavorites(ctx).Page(int32(pageIdentifier)).UserId(int32(userId)).Execute()
+	if err != nil {
+		return make([]openapi.Post, 0), err
+	}
+
+	return favorites.Posts, nil
+}
+
+func newRateMiddleware(transport *http.Transport) http.RoundTripper {
+	return &rateMiddleware{
+		transport: transport,
+	}
+}
+
+type rateMiddleware struct {
+	transport *http.Transport
+}
+
+func (r rateMiddleware) RoundTrip(request *http.Request) (*http.Response, error) {
+	err := rateLimit.Wait(request.Context())
+
+	if err != nil {
+		return nil, err
+	}
+
+	return r.transport.RoundTrip(request)
+}
diff --git a/internal/logic/gorse.go b/internal/logic/gorse.go
new file mode 100644
index 0000000..5972c5b
--- /dev/null
+++ b/internal/logic/gorse.go
@@ -0,0 +1,49 @@
+package logic
+
+import (
+	"bytes"
+	"context"
+	"encoding/json"
+	"git.anthrove.art/Anthrove/gorse-playground/internal/config"
+	"git.anthrove.art/Anthrove/gorse-playground/pkg/models"
+	"github.com/caarlos0/env/v11"
+	"log"
+	"net/http"
+)
+
+var gorseConfig config.Gorse
+
+func init() {
+	err := env.Parse(&gorseConfig)
+
+	if err != nil {
+		log.Panic(err)
+	}
+}
+
+func UpsertUser(ctx context.Context, user models.GorseUser) error {
+	return executeRequest(ctx, http.MethodPost, "/api/user", user)
+}
+
+func executeRequest(ctx context.Context, method, url string, data any) error {
+	jsonData, err := json.Marshal(data)
+
+	if err != nil {
+		return err
+	}
+
+	client := &http.Client{}
+	req, err := http.NewRequest(method, gorseConfig.Endpoint+url, bytes.NewReader(jsonData))
+	if err != nil {
+		return err
+	}
+	req = req.WithContext(ctx)
+	req.Header.Set("Content-Type", "application/json")
+	req.Header.Set("X-API-Key", gorseConfig.ApiKey)
+	_, err = client.Do(req)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
diff --git a/pkg/models/gorse.go b/pkg/models/gorse.go
new file mode 100644
index 0000000..cdc7374
--- /dev/null
+++ b/pkg/models/gorse.go
@@ -0,0 +1,25 @@
+package models
+
+type GorseItem struct {
+	Categories []string `json:"Categories"`
+	Comment    string   `json:"Comment"`
+	IsHidden   bool     `json:"IsHidden"`
+	ItemId     string   `json:"ItemId"`
+	Labels     []string `json:"Labels"`
+	Timestamp  string   `json:"Timestamp"`
+}
+
+type GorseFavorite struct {
+	Comment      string `json:"Comment"`
+	FeedbackType string `json:"FeedbackType"`
+	ItemId       string `json:"ItemId"`
+	Timestamp    string `json:"Timestamp"`
+	UserId       string `json:"UserId"`
+}
+
+type GorseUser struct {
+	Comment   string   `json:"Comment"`
+	Labels    []string `json:"Labels"`
+	Subscribe []string `json:"Subscribe"`
+	UserId    string   `json:"UserId"`
+}