diff --git a/.github/workflows/docker-build-test.yml b/.github/workflows/docker-build-test.yml
index f311630..d61a894 100644
--- a/.github/workflows/docker-build-test.yml
+++ b/.github/workflows/docker-build-test.yml
@@ -19,6 +19,7 @@ jobs:
       matrix:
         docker-compose-file:
           - docker-compose.yml
+          - testing/docker-compose.hsqldb.yml
           - testing/docker-compose.cockroachdb.yml
           - testing/docker-compose.yugabytedb.yml
         dockerfile:
diff --git a/build.gradle b/build.gradle
index e5b1fac..535b051 100644
--- a/build.gradle
+++ b/build.gradle
@@ -29,6 +29,7 @@ dependencies {
     implementation 'io.activej:activej-boot:5.5'
     implementation 'io.activej:activej-specializer:5.5'
     implementation 'io.activej:activej-launchers-http:5.5'
+    implementation 'org.hsqldb:hsqldb:2.7.2'
     implementation 'org.postgresql:postgresql:42.6.0'
     implementation 'org.hibernate:hibernate-core:6.3.1.Final'
     implementation 'org.hibernate:hibernate-hikaricp:6.3.1.Final'
diff --git a/src/main/resources/changelog/db.changelog-master.xml b/src/main/resources/changelog/db.changelog-master.xml
index 68fb5f2..4d3a056 100644
--- a/src/main/resources/changelog/db.changelog-master.xml
+++ b/src/main/resources/changelog/db.changelog-master.xml
@@ -6,5 +6,4 @@
 
     <include file="version/0-init.xml" relativeToChangelogFile="true"/>
     <include file="version/1-fix-subs.xml" relativeToChangelogFile="true"/>
-
 </databaseChangeLog>
diff --git a/src/main/resources/changelog/version/0-1-init-hsqldb.sql b/src/main/resources/changelog/version/0-1-init-hsqldb.sql
new file mode 100644
index 0000000..cbcc14c
--- /dev/null
+++ b/src/main/resources/changelog/version/0-1-init-hsqldb.sql
@@ -0,0 +1,135 @@
+CREATE TABLE IF NOT EXISTS users (
+    id BIGSERIAL NOT NULL,
+    password TEXT NULL,
+    session_id VARCHAR(36) NULL,
+    username VARCHAR(24) NULL UNIQUE,
+    CONSTRAINT users_pkey PRIMARY KEY (id)
+);
+
+DROP INDEX users.users_id_idx IF EXISTS;
+
+CREATE INDEX IF NOT EXISTS username_idx ON users (username ASC);
+
+-- rollback DROP TABLE users IF EXISTS
+
+CREATE TABLE IF NOT EXISTS channels (
+    uploader_id VARCHAR(24) NOT NULL,
+    uploader VARCHAR(100) NULL,
+    uploader_avatar VARCHAR(150) NULL,
+    verified BOOLEAN NULL,
+    CONSTRAINT channels_pkey PRIMARY KEY (uploader_id)
+);
+
+CREATE INDEX IF NOT EXISTS channels_uploader_idx ON channels (uploader ASC);
+
+-- rollback DROP TABLE channels IF EXISTS
+
+CREATE TABLE IF NOT EXISTS pubsub (
+    id VARCHAR(24) NOT NULL,
+    subbed_at INT8 NULL,
+    CONSTRAINT pubsub_pkey PRIMARY KEY (id)
+);
+
+CREATE INDEX IF NOT EXISTS pubsub_id_idx ON pubsub (id ASC);
+
+-- rollback DROP TABLE pubsub IF EXISTS
+
+CREATE TABLE IF NOT EXISTS playlists (
+    id BIGSERIAL NOT NULL,
+    name VARCHAR(200) NULL,
+    playlist_id UUID NOT NULL UNIQUE DEFAULT uuid(),
+    short_description VARCHAR(100) NULL,
+    thumbnail VARCHAR(300) NULL,
+    owner INT8 NOT NULL,
+    CONSTRAINT playlists_pkey PRIMARY KEY (id),
+    CONSTRAINT fk_playlists_owner FOREIGN KEY (owner) REFERENCES users(id)
+);
+
+-- rollback DROP TABLE playlists IF EXISTS
+
+CREATE TABLE IF NOT EXISTS playlist_videos (
+    id VARCHAR(11) NOT NULL,
+    duration INT8 NULL,
+    thumbnail VARCHAR(400) NULL,
+    title VARCHAR(120) NULL,
+    uploader_id VARCHAR(24) NOT NULL,
+    CONSTRAINT playlist_videos_pkey PRIMARY KEY (id),
+    CONSTRAINT fk_playlist_video_uploader_id FOREIGN KEY (uploader_id) REFERENCES channels(uploader_id)
+);
+
+CREATE INDEX IF NOT EXISTS playlist_videos_id_idx ON playlist_videos (id ASC);
+CREATE INDEX IF NOT EXISTS playlist_videos_uploader_id_idx ON playlist_videos (uploader_id ASC);
+
+-- rollback DROP TABLE playlist_videos IF EXISTS
+
+CREATE TABLE IF NOT EXISTS playlists_videos_ids (
+    playlist_id INT8 NOT NULL,
+    videos_id VARCHAR(11) NOT NULL,
+    videos_order INT4 NOT NULL,
+    CONSTRAINT playlists_videos_ids_pkey PRIMARY KEY (playlist_id, videos_order),
+    CONSTRAINT fk_playlists_videos_video_id_playlist_video FOREIGN KEY (videos_id) REFERENCES playlist_videos(id),
+    CONSTRAINT fk_playlists_videos_playlist_id_playlist FOREIGN KEY (playlist_id) REFERENCES playlists(id)
+);
+
+CREATE INDEX IF NOT EXISTS playlists_videos_ids_playlist_id_idx ON playlists_videos_ids (playlist_id ASC);
+
+-- rollback DROP TABLE playlists_videos_ids IF EXISTS
+
+CREATE TABLE IF NOT EXISTS unauthenticated_subscriptions (
+    id VARCHAR(24) NOT NULL,
+    subscribed_at INT8 NOT NULL,
+    CONSTRAINT unauthenticated_subscriptions_pkey PRIMARY KEY (id),
+    CONSTRAINT fk_unauthenticated_subscriptions_id_channels FOREIGN KEY (id) REFERENCES channels(uploader_id)
+);
+
+CREATE INDEX IF NOT EXISTS unauthenticated_subscriptions_subscribed_at_idx ON unauthenticated_subscriptions (subscribed_at ASC);
+
+-- rollback DROP TABLE unauthenticated_subscriptions IF EXISTS
+
+CREATE INDEX IF NOT EXISTS users_session_id_idx ON users (session_id ASC);
+
+-- rollback DROP INDEX users_session_id_idx IF EXISTS
+
+CREATE TABLE IF NOT EXISTS videos (
+    id VARCHAR(11) NOT NULL UNIQUE,
+    duration INT8 NULL,
+    thumbnail VARCHAR(400) NULL,
+    title VARCHAR(120) NULL,
+    uploaded INT8 NULL,
+    views INT8 NULL,
+    uploader_id VARCHAR(24) NOT NULL,
+    is_short BOOLEAN NOT NULL DEFAULT false,
+    CONSTRAINT videos_pkey PRIMARY KEY (id, uploader_id),
+    CONSTRAINT fk_videos_channels_uploader_id FOREIGN KEY (uploader_id) REFERENCES channels(uploader_id)
+);
+
+CREATE UNIQUE INDEX IF NOT EXISTS videos_id_idx ON videos (id ASC);
+CREATE INDEX IF NOT EXISTS video_uploaded_idx ON videos (uploaded ASC);
+CREATE INDEX IF NOT EXISTS video_uploader_id_idx ON videos (uploader_id ASC);
+
+-- rollback DROP TABLE videos IF EXISTS
+
+CREATE TABLE IF NOT EXISTS users_subscribed (
+    subscriber INT8 NOT NULL,
+    channel VARCHAR(24) NOT NULL,
+    CONSTRAINT users_subscribed_pkey PRIMARY KEY (subscriber, channel),
+    CONSTRAINT fk_subscriber_users FOREIGN KEY (subscriber) REFERENCES users(id)
+);
+
+CREATE INDEX IF NOT EXISTS users_subscribed_subscriber_idx ON users_subscribed (subscriber ASC);
+CREATE INDEX IF NOT EXISTS users_subscribed_channel_idx ON users_subscribed (channel ASC);
+
+-- rollback DROP TABLE users_subscribed IF EXISTS
+
+CREATE INDEX IF NOT EXISTS pubsub_subbed_at_idx ON pubsub (subbed_at ASC);
+
+-- rollback DROP INDEX pubsub_subbed_at_idx IF EXISTS
+
+CREATE INDEX IF NOT EXISTS playlists_playlist_id_idx ON playlists (playlist_id ASC);
+CREATE INDEX IF NOT EXISTS playlists_owner_idx ON playlists (owner ASC);
+
+-- rollback DROP INDEX playlists_playlist_id_idx IF EXISTS
+-- rollback DROP INDEX playlists_owner_idx IF EXISTS
+CREATE INDEX IF NOT EXISTS unauthenticated_subscriptions_id_idx ON unauthenticated_subscriptions (id ASC);
+
+-- rollback DROP INDEX unauthenticated_subscriptions_id_idx IF EXISTS
diff --git a/src/main/resources/changelog/version/0-init.xml b/src/main/resources/changelog/version/0-init.xml
index 649566a..d29ff61 100644
--- a/src/main/resources/changelog/version/0-init.xml
+++ b/src/main/resources/changelog/version/0-init.xml
@@ -9,9 +9,10 @@
     </changeSet>
 
     <changeSet id="0-1" author="kavin" runInTransaction="false">
-        <sqlFile path="0-1-init.sql" relativeToChangelogFile="true"/>
+        <sqlFile path="0-1-init.sql" dbms="!hsqldb" relativeToChangelogFile="true"/>
         <sqlFile path="0-1-init-crdb.sql" dbms="cockroachdb" relativeToChangelogFile="true"/>
         <sqlFile path="0-1-init-pg.sql" dbms="postgresql,yugabytedb" relativeToChangelogFile="true"/>
+        <sqlFile path="0-1-init-hsqldb.sql" dbms="hsqldb" relativeToChangelogFile="true" stripComments="true"/>
     </changeSet>
 
 </databaseChangeLog>
diff --git a/src/main/resources/changelog/version/1-fix-subs.xml b/src/main/resources/changelog/version/1-fix-subs.xml
index e3f44cc..f26d9ed 100644
--- a/src/main/resources/changelog/version/1-fix-subs.xml
+++ b/src/main/resources/changelog/version/1-fix-subs.xml
@@ -4,12 +4,25 @@
                    xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog
                    https://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-latest.xsd">
 
-    <changeSet id="1-0" author="kavin" runInTransaction="false">
+    <changeSet id="1-0" author="kavin" dbms="!hsqldb" runInTransaction="false">
         <!-- drop constraint since it prevents breaks unauthenticated subscriptions from working -->
         <sql>ALTER TABLE unauthenticated_subscriptions DROP CONSTRAINT IF EXISTS fk_unauthenticated_subscriptions_id_channels;</sql>
         <rollback>
             <sql>ALTER TABLE unauthenticated_subscriptions ADD CONSTRAINT fk_unauthenticated_subscriptions_id_channels FOREIGN KEY (id) REFERENCES channels(uploader_id);</sql>
         </rollback>
     </changeSet>
+    <changeSet id="1-0-hsqldb" author="kavin" dbms="hsqldb" runInTransaction="false">
+        <!-- drop constraint since it prevents breaks unauthenticated subscriptions from working -->
+        <dropForeignKeyConstraint baseTableName="unauthenticated_subscriptions" constraintName="fk_unauthenticated_subscriptions_id_channels"/>
+        <rollback>
+            <dropForeignKeyConstraint baseTableName="unauthenticated_subscriptions" constraintName="fk_unauthenticated_subscriptions_id_channels"/>
+            <addForeignKeyConstraint  baseColumnNames="id"
+                                      baseTableName="unauthenticated_subscriptions"
+                                      constraintName="fk_unauthenticated_subscriptions_id_channels"
+                                      referencedColumnNames="id"
+                                      referencedTableName="channels"
+                                      validate="true"/>
+        </rollback>
+    </changeSet>
 
 </databaseChangeLog>
diff --git a/testing/config.hsqldb.properties b/testing/config.hsqldb.properties
new file mode 100644
index 0000000..4c8ebe2
--- /dev/null
+++ b/testing/config.hsqldb.properties
@@ -0,0 +1,18 @@
+# The port to Listen on.
+PORT: 8080
+
+# Proxy
+PROXY_PART: https://pipedproxy-ams.kavin.rocks
+
+# Public API URL
+API_URL: https://pipedapi.kavin.rocks
+
+# Public Frontend URL
+FRONTEND_URL: https://piped.video
+
+# Hibernate properties
+hibernate.connection.url: jdbc:hsqldb:mem:memdb;sql.syntax_pgs=true
+hibernate.connection.driver_class: org.hsqldb.jdbcDriver
+hibernate.dialect: org.hibernate.dialect.HSQLDialect
+hibernate.connection.username: piped
+hibernate.connection.password: changeme
diff --git a/testing/docker-compose.hsqldb.yml b/testing/docker-compose.hsqldb.yml
new file mode 100644
index 0000000..31f4070
--- /dev/null
+++ b/testing/docker-compose.hsqldb.yml
@@ -0,0 +1,8 @@
+services:
+    piped:
+        image: 1337kavin/piped:latest
+        restart: unless-stopped
+        ports:
+            - "127.0.0.1:8080:8080"
+        volumes:
+            - ./config.hsqldb.properties:/app/config.properties