diff --git a/.env.sample b/.env.sample
index 384929e..386c603 100644
--- a/.env.sample
+++ b/.env.sample
@@ -14,7 +14,9 @@ RE_ARCHIVE_LIMIT=
 SPACES_KEY=
 SPACES_SECRET=
 SPACES_ENDPOINT=
+SPACES_BUCKET_NAME=
 SPACES_REGION=
+SPACES_FORCE_PATH_STYLE=
 
 # SMTP Settings
 NEXT_PUBLIC_EMAIL_PROVIDER=
@@ -23,3 +25,9 @@ EMAIL_SERVER=
 
 # Docker postgres settings
 POSTGRES_PASSWORD=
+
+# Keycloak
+NEXT_PUBLIC_KEYCLOAK_ENABLED=
+KEYCLOAK_ISSUER=
+KEYCLOAK_CLIENT_ID=
+KEYCLOAK_CLIENT_SECRET=
diff --git a/lib/api/controllers/users/userId/deleteUserById.ts b/lib/api/controllers/users/userId/deleteUserById.ts
index f072e65..c32b1fb 100644
--- a/lib/api/controllers/users/userId/deleteUserById.ts
+++ b/lib/api/controllers/users/userId/deleteUserById.ts
@@ -21,14 +21,19 @@ export default async function deleteUserById(
     };
   }
 
-  // Then, we check if the provided password matches the one stored in the database
-  const isPasswordValid = bcrypt.compareSync(body.password, user.password);
+  // Then, we check if the provided password matches the one stored in the database (disabled in Keycloak integration)
+  if (!process.env.KEYCLOAK_CLIENT_SECRET) {
+    const isPasswordValid = bcrypt.compareSync(
+      body.password,
+      user.password as string
+    );
 
-  if (!isPasswordValid) {
-    return {
-      response: "Invalid credentials.",
-      status: 401, // Unauthorized
-    };
+    if (!isPasswordValid) {
+      return {
+        response: "Invalid credentials.",
+        status: 401, // Unauthorized
+      };
+    }
   }
 
   // Delete the user and all related data within a transaction
diff --git a/lib/api/storage/createFile.ts b/lib/api/storage/createFile.ts
index 8f55b45..31554fb 100644
--- a/lib/api/storage/createFile.ts
+++ b/lib/api/storage/createFile.ts
@@ -14,7 +14,7 @@ export default async function createFile({
 }) {
   if (s3Client) {
     const bucketParams: PutObjectCommandInput = {
-      Bucket: process.env.BUCKET_NAME,
+      Bucket: process.env.SPACES_BUCKET_NAME,
       Key: filePath,
       Body: isBase64 ? Buffer.from(data as string, "base64") : data,
     };
diff --git a/lib/api/storage/moveFile.ts b/lib/api/storage/moveFile.ts
index bbd8887..c86728f 100644
--- a/lib/api/storage/moveFile.ts
+++ b/lib/api/storage/moveFile.ts
@@ -5,7 +5,7 @@ import removeFile from "./removeFile";
 
 export default async function moveFile(from: string, to: string) {
   if (s3Client) {
-    const Bucket = process.env.BUCKET_NAME;
+    const Bucket = process.env.SPACES_BUCKET_NAME;
 
     const copyParams = {
       Bucket: Bucket,
diff --git a/lib/api/storage/readFile.ts b/lib/api/storage/readFile.ts
index 01e6fda..64ff8d7 100644
--- a/lib/api/storage/readFile.ts
+++ b/lib/api/storage/readFile.ts
@@ -20,7 +20,7 @@ export default async function readFile(filePath: string) {
 
   if (s3Client) {
     const bucketParams: GetObjectCommandInput = {
-      Bucket: process.env.BUCKET_NAME,
+      Bucket: process.env.SPACES_BUCKET_NAME,
       Key: filePath,
     };
 
diff --git a/lib/api/storage/removeFile.ts b/lib/api/storage/removeFile.ts
index 491e24c..e332829 100644
--- a/lib/api/storage/removeFile.ts
+++ b/lib/api/storage/removeFile.ts
@@ -6,7 +6,7 @@ import { PutObjectCommandInput, DeleteObjectCommand } from "@aws-sdk/client-s3";
 export default async function removeFile({ filePath }: { filePath: string }) {
   if (s3Client) {
     const bucketParams: PutObjectCommandInput = {
-      Bucket: process.env.BUCKET_NAME,
+      Bucket: process.env.SPACES_BUCKET_NAME,
       Key: filePath,
     };
 
diff --git a/lib/api/storage/removeFolder.ts b/lib/api/storage/removeFolder.ts
index 7383b88..e9f7d3b 100644
--- a/lib/api/storage/removeFolder.ts
+++ b/lib/api/storage/removeFolder.ts
@@ -40,7 +40,7 @@ async function emptyS3Directory(bucket: string, dir: string) {
 export default async function removeFolder({ filePath }: { filePath: string }) {
   if (s3Client) {
     try {
-      await emptyS3Directory(process.env.BUCKET_NAME as string, filePath);
+      await emptyS3Directory(process.env.SPACES_BUCKET_NAME as string, filePath);
     } catch (err) {
       console.log("Error", err);
     }
diff --git a/lib/api/storage/s3Client.ts b/lib/api/storage/s3Client.ts
index 8b0ccd5..cebba5a 100644
--- a/lib/api/storage/s3Client.ts
+++ b/lib/api/storage/s3Client.ts
@@ -6,7 +6,7 @@ const s3Client: S3 | undefined =
   process.env.SPACES_KEY &&
   process.env.SPACES_SECRET
     ? new S3({
-        forcePathStyle: false,
+        forcePathStyle: !!process.env.SPACES_FORCE_PATH_STYLE,
         endpoint: process.env.SPACES_ENDPOINT,
         region: process.env.SPACES_REGION,
         credentials: {
diff --git a/pages/api/v1/auth/[...nextauth].ts b/pages/api/v1/auth/[...nextauth].ts
index 0b4ab7e..4b5dd59 100644
--- a/pages/api/v1/auth/[...nextauth].ts
+++ b/pages/api/v1/auth/[...nextauth].ts
@@ -9,10 +9,15 @@ import { Adapter } from "next-auth/adapters";
 import sendVerificationRequest from "@/lib/api/sendVerificationRequest";
 import { Provider } from "next-auth/providers";
 import verifySubscription from "@/lib/api/verifySubscription";
+import KeycloakProvider from "next-auth/providers/keycloak";
 
 const emailEnabled =
   process.env.EMAIL_FROM && process.env.EMAIL_SERVER ? true : false;
 
+const keycloakEnabled = process.env.NEXT_PUBLIC_KEYCLOAK_ENABLED === "true";
+
+const adapter = PrismaAdapter(prisma);
+
 const STRIPE_SECRET_KEY = process.env.STRIPE_SECRET_KEY;
 
 const providers: Provider[] = [
@@ -59,7 +64,7 @@ const providers: Provider[] = [
   }),
 ];
 
-if (emailEnabled)
+if (emailEnabled) {
   providers.push(
     EmailProvider({
       server: process.env.EMAIL_SERVER,
@@ -70,9 +75,36 @@ if (emailEnabled)
       },
     })
   );
+}
+
+if (keycloakEnabled) {
+  providers.push(
+    KeycloakProvider({
+      id: "keycloak",
+      name: "Keycloak",
+      clientId: process.env.KEYCLOAK_CLIENT_ID!,
+      clientSecret: process.env.KEYCLOAK_CLIENT_SECRET!,
+      issuer: process.env.KEYCLOAK_ISSUER,
+      profile: (profile) => {
+        return {
+          id: profile.sub,
+          username: profile.preferred_username,
+          name: profile.name ?? profile.preferred_username,
+          email: profile.email,
+          image: profile.picture,
+        };
+      },
+    })
+  );
+  const _linkAccount = adapter.linkAccount;
+  adapter.linkAccount = (account) => {
+    const { "not-before-policy": _, refresh_expires_in, ...data } = account;
+    return _linkAccount ? _linkAccount(data) : undefined;
+  };
+}
 
 export const authOptions: AuthOptions = {
-  adapter: PrismaAdapter(prisma) as Adapter,
+  adapter: adapter as Adapter,
   session: {
     strategy: "jwt",
     maxAge: 30 * 24 * 60 * 60, // 30 days
@@ -85,7 +117,8 @@ export const authOptions: AuthOptions = {
   callbacks: {
     async jwt({ token, trigger, user }) {
       token.sub = token.sub ? Number(token.sub) : undefined;
-      if (trigger === "signIn") token.id = user?.id as number;
+      if (trigger === "signIn" || trigger === "signUp")
+        token.id = user?.id as number;
 
       return token;
     },
diff --git a/pages/login.tsx b/pages/login.tsx
index b66f4e0..b1a7ce4 100644
--- a/pages/login.tsx
+++ b/pages/login.tsx
@@ -12,6 +12,7 @@ interface FormData {
 }
 
 const emailEnabled = process.env.NEXT_PUBLIC_EMAIL_PROVIDER;
+const keycloakEnabled = process.env.NEXT_PUBLIC_KEYCLOAK_ENABLED;
 
 export default function Login() {
   const [submitLoader, setSubmitLoader] = useState(false);
@@ -47,6 +48,18 @@ export default function Login() {
     }
   }
 
+  async function loginUserKeycloak() {
+    setSubmitLoader(true);
+
+    const load = toast.loading("Authenticating...");
+
+    const res = await signIn("keycloak", {});
+
+    toast.dismiss(load);
+
+    setSubmitLoader(false);
+  }
+
   return (
     <CenteredForm text="Sign in to your account">
       <form onSubmit={loginUser}>
@@ -102,6 +115,15 @@ export default function Login() {
             className=" w-full text-center"
             loading={submitLoader}
           />
+          {process.env.NEXT_PUBLIC_KEYCLOAK_ENABLED === "true" ? (
+            <SubmitButton
+              type="button"
+              onClick={loginUserKeycloak}
+              label="Sign in with Keycloak"
+              className=" w-full text-center"
+              loading={submitLoader}
+            />
+          ) : undefined}
           {process.env.NEXT_PUBLIC_DISABLE_REGISTRATION ===
           "true" ? undefined : (
             <div className="flex items-baseline gap-1 justify-center">
diff --git a/pages/settings/delete.tsx b/pages/settings/delete.tsx
index a901400..3718c61 100644
--- a/pages/settings/delete.tsx
+++ b/pages/settings/delete.tsx
@@ -25,7 +25,7 @@ export default function Password() {
       },
     };
 
-    if (password == "") {
+    if (process.env.NEXT_PUBLIC_KEYCLOAK_ENABLED !== "true" && password == "") {
       return toast.error("Please fill the required fields.");
     }
 
@@ -78,18 +78,20 @@ export default function Password() {
           . This action is irreversible!
         </p>
 
-        <div>
-          <p className="mb-2 text-black dark:text-white">
-            Confirm Your Password
-          </p>
+        {process.env.NEXT_PUBLIC_KEYCLOAK_ENABLED !== "true" ? (
+          <div>
+            <p className="mb-2 text-black dark:text-white">
+              Confirm Your Password
+            </p>
 
-          <TextInput
-            value={password}
-            onChange={(e) => setPassword(e.target.value)}
-            placeholder="••••••••••••••"
-            type="password"
-          />
-        </div>
+            <TextInput
+              value={password}
+              onChange={(e) => setPassword(e.target.value)}
+              placeholder="••••••••••••••"
+              type="password"
+            />
+          </div>
+        ) : undefined}
 
         {process.env.NEXT_PUBLIC_STRIPE ? (
           <fieldset className="border rounded-md p-2 border-sky-500">
diff --git a/prisma/migrations/20231105202241_modify_user_password/migration.sql b/prisma/migrations/20231105202241_modify_user_password/migration.sql
new file mode 100644
index 0000000..0b600a7
--- /dev/null
+++ b/prisma/migrations/20231105202241_modify_user_password/migration.sql
@@ -0,0 +1,2 @@
+-- AlterTable
+ALTER TABLE "User" ALTER COLUMN "password" DROP NOT NULL;
diff --git a/prisma/migrations/20231108232127_recreate_table_account/migration.sql b/prisma/migrations/20231108232127_recreate_table_account/migration.sql
new file mode 100644
index 0000000..e9c9a7a
--- /dev/null
+++ b/prisma/migrations/20231108232127_recreate_table_account/migration.sql
@@ -0,0 +1,23 @@
+-- CreateTable
+CREATE TABLE "Account" (
+    "id" TEXT NOT NULL,
+    "userId" INTEGER NOT NULL,
+    "type" TEXT NOT NULL,
+    "provider" TEXT NOT NULL,
+    "providerAccountId" TEXT NOT NULL,
+    "refresh_token" TEXT,
+    "access_token" TEXT,
+    "expires_at" INTEGER,
+    "token_type" TEXT,
+    "scope" TEXT,
+    "id_token" TEXT,
+    "session_state" TEXT,
+
+    CONSTRAINT "Account_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE UNIQUE INDEX "Account_provider_providerAccountId_key" ON "Account"("provider", "providerAccountId");
+
+-- AddForeignKey
+ALTER TABLE "Account" ADD CONSTRAINT "Account_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User"("id") ON DELETE CASCADE ON UPDATE CASCADE;
diff --git a/prisma/schema.prisma b/prisma/schema.prisma
index 269ea53..c4d72c1 100644
--- a/prisma/schema.prisma
+++ b/prisma/schema.prisma
@@ -7,6 +7,25 @@ datasource db {
   url      = env("DATABASE_URL")
 }
 
+model Account {
+  id                String  @id @default(cuid())
+  userId            Int
+  type              String
+  provider          String
+  providerAccountId String
+  refresh_token     String?
+  access_token      String?
+  expires_at        Int?
+  token_type        String?
+  scope             String?
+  id_token          String?
+  session_state     String?
+
+  user User @relation(fields: [userId], references: [id], onDelete: Cascade)
+
+  @@unique([provider, providerAccountId])
+}
+
 model User {
   id                      Int             @id @default(autoincrement())
   name                    String
@@ -17,7 +36,9 @@ model User {
   emailVerified           DateTime?
   image                   String?
 
-  password                String
+  accounts                Account[]
+
+  password                String?
 
   collections             Collection[]
   tags                    Tag[]
@@ -101,13 +122,13 @@ model Link {
   name              String
   url               String
   description       String     @default("")
-    
+
   pinnedBy          User[]
-    
+
   collection        Collection @relation(fields: [collectionId], references: [id])
   collectionId      Int
   tags              Tag[]
-    
+
   textContent       String?
 
   screenshotPath    String?
@@ -115,7 +136,7 @@ model Link {
   readabilityPath   String?
 
   lastPreserved     DateTime?
-    
+
   createdAt         DateTime   @default(now())
   updatedAt         DateTime   @updatedAt @default(now())
 }
@@ -135,7 +156,7 @@ model Tag {
 
 model Subscription {
   id                   Int        @id @default(autoincrement())
-  active               Boolean    
+  active               Boolean
   stripeSubscriptionId String     @unique
   currentPeriodStart   DateTime
   currentPeriodEnd     DateTime
diff --git a/types/enviornment.d.ts b/types/enviornment.d.ts
index df4b4ff..d2bdbb8 100644
--- a/types/enviornment.d.ts
+++ b/types/enviornment.d.ts
@@ -13,8 +13,14 @@ declare global {
       SPACES_KEY?: string;
       SPACES_SECRET?: string;
       SPACES_ENDPOINT?: string;
-      BUCKET_NAME?: string;
+      SPACES_BUCKET_NAME?: string;
       SPACES_REGION?: string;
+      SPACES_FORCE_PATH_STYLE?: string;
+
+      NEXT_PUBLIC_KEYCLOAK_ENABLED?: string;
+      KEYCLOAK_ISSUER?: string;
+      KEYCLOAK_CLIENT_ID?: string;
+      KEYCLOAK_CLIENT_SECRET?: string;
 
       NEXT_PUBLIC_EMAIL_PROVIDER?: string;
       EMAIL_FROM?: string;