diff --git a/README.md b/README.md
index cd48bed..0aec13f 100644
--- a/README.md
+++ b/README.md
@@ -48,8 +48,6 @@ If you know what services you need, you don't need to use the `bin.sh`, you can
 
 3. Bind the loopback interface to 10.200.10.1: `netsh int ip add address "Loopback" 10.200.10.1`
 
-4. For instance, for the Ethereum environment without core-api: `docker-compose up parity-node0 parity-sidechain-node0 bridge`
-
 ## Quickstart
 
 **Option 1**
@@ -58,7 +56,7 @@ If you know what services you need, you don't need to use the `bin.sh`, you can
 
 ### Interacting with the local blockchain
 
-The local Streamr Stack is configured to interact with the local Ethereum Parity node. Transactions should be near instant.
+The local Streamr Stack is configured to interact with the local Ethereum node. Transactions should be near instant.
 
 The recommended way to interact with the blockchain is through Metamask. Here is the network configuration to add:
 - Network Name: Streamr Local
@@ -233,8 +231,7 @@ streamr-docker-dev start --wait
 ### Supporting services
 - 1 x MySQL instance
 - 1 x Apache Cassandra instance with `streamr_dev` keyspace
-- 1 x [Ethereum Parity node ("mainchain")](https://github.com/streamr-dev/open-ethereum-poa)
-- 1 x [Ethereum Parity node ("sidechain")](https://github.com/streamr-dev/open-ethereum-poa)
+- 1 x Ethereum node
 - 1 x Postgres DB for TheGraph
 - 1 x ipfs for TheGraph
 - 1 x adapter for ENS queries from sidechain to mainchain
diff --git a/docker-compose-ci.yml b/docker-compose-ci.yml
index e12c9ad..f7c83b5 100644
--- a/docker-compose-ci.yml
+++ b/docker-compose-ci.yml
@@ -56,62 +56,6 @@ services:
                     memory: 50M
                 reservations:
                     memory: 10M
-    parity-node0:
-        deploy:
-            resources:
-                limits:
-                    cpus: '1.0'
-                    memory: 100M
-                reservations:
-                    memory: 20M
-    parity-sidechain-node0:
-        deploy:
-            resources:
-                limits:
-                    cpus: '1.0'
-                    memory: 100M
-                reservations:
-                    memory: 20M
-    graph-node:
-        deploy:
-            resources:
-                limits:
-                    cpus: '0.5'
-                    memory: 200M
-                reservations:
-                    memory: 20M
-    graph-deploy-streamregistry-subgraph:
-        deploy:
-            resources:
-                limits:
-                    cpus: '0.5'
-                    memory: 200M
-                reservations:
-                    memory: 20M
-    deploy-network-subgraphs:
-        deploy:
-            resources:
-                limits:
-                    cpus: '0.5'
-                    memory: 400M
-                reservations:
-                    memory: 40M
-    deploy-hub-subgraph:
-        deploy:
-            resources:
-                limits:
-                    cpus: '0.5'
-                    memory: 200M
-                reservations:
-                    memory: 20M
-    graph-deploy-dataunion-subgraph:
-        deploy:
-            resources:
-                limits:
-                    cpus: '0.5'
-                    memory: 200M
-                reservations:
-                    memory: 20M
     ipfs:
         deploy:
             resources:
@@ -120,11 +64,3 @@ services:
                     memory: 250M
                 reservations:
                     memory: 20M
-    postgres:
-        deploy:
-            resources:
-                limits:
-                    cpus: '1.0'
-                    memory: 100M
-                reservations:
-                    memory: 10M
diff --git a/docker-compose.yml b/docker-compose.yml
index 18305fe..5455907 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -178,140 +178,6 @@ services:
             interval: 10s
             timeout: 10s
             retries: 60
-    parity-node0:
-        container_name: streamr-dev-parity-node0
-        environment:
-            CHAIN_ID: 0x2323
-        image: streamr/open-ethereum-poa-mainchain-preload1:dev
-        networks:
-            - streamr-network
-        ports:
-            - "8545:8540"
-            - "8450:8450"
-            - "30309:30309"
-        restart: unless-stopped
-        healthcheck:
-            test: ["CMD", "curl", "--fail", "--silent", "--show-error", "--max-time", "9", "--header", "Content-Type: application/json", "--data", '[{"jsonrpc":"2.0","method":"eth_blockNumber","params":[],"id":1},{"jsonrpc":"2.0","method":"eth_syncing","params":[],"id":1}]', "http://localhost:8540/api/health"]
-            interval: 1m30s
-            timeout: 10s
-            retries: 3
-        command: --chain ./streamr-spec.json --config ./node0.toml
-        volumes:
-            - type: volume
-              source: data-parity-node0
-              target: /home/parity/parity_data
-              volume:
-                  nocopy: true
-    parity-sidechain-node0:
-        container_name: streamr-dev-parity-sidechain-node0
-        environment:
-            CHAIN_ID: 0x2325
-        image: streamr/open-ethereum-poa-sidechain-preload1:dev
-        networks:
-            - streamr-network
-        ports:
-            - "8546:8540"
-            - "8451:8450"
-            - "30310:30309"
-        restart: unless-stopped
-        healthcheck:
-            test: ["CMD", "curl", "--fail", "--silent", "--show-error", "--max-time", "9", "--header", "Content-Type: application/json", "--data", '[{"jsonrpc":"2.0","method":"eth_blockNumber","params":[],"id":1},{"jsonrpc":"2.0","method":"eth_syncing","params":[],"id":1}]', "http://localhost:8540/api/health"]
-            interval: 1m30s
-            timeout: 10s
-            retries: 3
-        command: --chain ./streamr-spec.json --config ./node0.toml
-        volumes:
-            - type: volume
-              source: data-parity-sidechain-node0
-              target: /home/parity/parity_data
-              volume:
-                  nocopy: true
-    graph-node:
-        container_name: streamr-dev-thegraph-node
-        image: graphprotocol/graph-node:v0.30.0
-        restart: unless-stopped
-        networks:
-            - streamr-network
-        ports:
-            - '8000:8000'
-            - '8001:8001'
-            - '8020:8020'
-            - '8030:8030'
-            - '8040:8040'
-        depends_on:
-            - ipfs
-            - postgres
-            - parity-sidechain-node0
-        environment:
-            postgres_host: postgres
-            postgres_user: streamr
-            postgres_pass: let-me-in
-            postgres_db: streamr
-            ipfs: 'streamr-dev-ipfs:5001'
-            ethereum: 'xDai:http://streamr-dev-parity-sidechain-node0:8540'
-            RUST_LOG: info
-            GRAPH_ALLOW_NON_DETERMINISTIC_FULLTEXT_SEARCH: "true"
-        healthcheck:
-            test: ["CMD", "nc", "-z", "localhost", "8000"]
-            interval: 5s
-            timeout: 10s
-            retries: 10
-    graph-deploy-streamregistry-subgraph:
-        container_name: streamr-dev-graph-deploy-streamregistry-subgraph
-        image: streamr/graph-deploy-streamregistry-subgraph:dev
-        restart: on-failure # exits on success
-        networks:
-            - streamr-network
-        depends_on:
-            - graph-node
-        volumes:
-            - type: volume
-              source: data-graph-deploy-legacy
-              target: /firstrun
-              volume:
-                  nocopy: false
-    deploy-network-subgraphs:
-        container_name: streamr-dev-deploy-network-subgraphs
-        image: streamr/deploy-network-subgraphs:dev
-        restart: on-failure # exits on success
-        networks:
-            - streamr-network
-        depends_on:
-            - graph-node
-        volumes:
-            - type: volume
-              source: data-graph-deploy
-              target: /firstrun
-              volume:
-                  nocopy: false
-    deploy-hub-subgraph:
-        container_name: streamr-dev-deploy-hub-subgraph
-        image: streamr/deploy-hub-subgraph:dev
-        restart: on-failure # exits on success
-        networks:
-            - streamr-network
-        depends_on:
-            - graph-node
-        volumes:
-            - type: volume
-              source: data-deploy-hub-subgraph
-              target: /firstrun
-              volume:
-                  nocopy: false
-    graph-deploy-dataunion-subgraph:
-        container_name: streamr-dev-graph-deploy-dataunion-subgraph
-        image: streamr/graph-deploy-dataunion-subgraph:dev
-        restart: on-failure # exits on success
-        networks:
-            - streamr-network
-        depends_on:
-            - graph-node
-        volumes:
-            - type: volume
-              source: data-graph-deploy-dataunion
-              target: /firstrun
-              volume:
-                  nocopy: false
     graph-deploy-dataunion-subgraph-fastchain:
         container_name: streamr-dev-graph-deploy-dataunion-subgraph-fastchain
         image: streamr/graph-deploy-dataunion-subgraph:dev-fastchain
@@ -326,20 +192,6 @@ services:
               target: /firstrun
               volume:
                   nocopy: false
-    graph-deploy-tatum-subgraph:
-        container_name: streamr-dev-graph-deploy-tatum-subgraph
-        image: streamr/graph-deploy-tatum-subgraph:dev
-        restart: on-failure # exits on success
-        networks:
-            - streamr-network
-        depends_on:
-            - graph-node
-        volumes:
-            - type: volume
-              source: data-graph-deploy-tatum
-              target: /firstrun
-              volume:
-                  nocopy: false
     ipfs:
         container_name: streamr-dev-ipfs
         image: ipfs/kubo:v0.22.0
@@ -443,31 +295,6 @@ services:
             interval: 5s
             timeout: 10s
             retries: 10
-    postgres:
-        container_name: streamr-dev-postgres
-        image: postgres
-        restart: unless-stopped
-        networks:
-            - streamr-network
-        ports:
-            - '5432:5432'
-        command: ["postgres", "-cshared_preload_libraries=pg_stat_statements"]
-        environment:
-            POSTGRES_USER: streamr
-            POSTGRES_PASSWORD: let-me-in
-            POSTGRES_DB: streamr
-            POSTGRES_INITDB_ARGS: "-E UTF8 --locale=C"
-        volumes:
-            - type: volume
-              source: data-postgres
-              target: /var/lib/postgresql/data
-              volume:
-                  nocopy: true
-        healthcheck:
-            test: ["CMD-SHELL", "pg_isready -U streamr -d streamr"]
-            interval: 5s
-            timeout: 10s
-            retries: 10
     stream-metrics-index:
         container_name: streamr-dev-stream-metrics-index
         image: streamr/stream-metrics-index
@@ -478,21 +305,8 @@ services:
             - "4001:4001"
         depends_on:
             - mysql
-            - graph-deploy-streamregistry-subgraph
+            - deploy-network-subgraphs-fastchain
             - entry-point
-    ens-sync-script:
-        container_name: ens-sync-script
-        image: streamr/ens-sync-script:dev
-        networks:
-            - streamr-network
-        depends_on:
-            - parity-node0
-            - parity-sidechain-node0
-        healthcheck:
-            test: ["CMD", "echo"] # TODO: health check
-            interval: 10s
-            timeout: 10s
-            retries: 60
     ens-sync-script-fastchain:
         container_name: ens-sync-script-fastchain
         image: streamr/ens-sync-script:dev-fastchain
@@ -514,15 +328,7 @@ volumes:
     cassandra_init_scripts:
     data-mysql:
     data-cassandra:
-    data-parity-node0:
-    data-parity-sidechain-node0:
     data-ipfs:
-    data-postgres:
     data-postgres-fastchain:
-    data-graph-deploy:
     data-graph-deploy-fastchain:
-    data-graph-deploy-legacy:
-    data-deploy-hub-subgraph:
-    data-graph-deploy-dataunion:
     data-graph-deploy-dataunion-fastchain:
-    data-graph-deploy-tatum:
diff --git a/streamr-docker-dev/help_scripts.sh b/streamr-docker-dev/help_scripts.sh
index 4dc2cf6..2e56add 100755
--- a/streamr-docker-dev/help_scripts.sh
+++ b/streamr-docker-dev/help_scripts.sh
@@ -47,7 +47,7 @@ Usage: streamr-docker-dev start [--] <service>...
 
 Examples:
     streamr-docker-dev start
-    streamr-docker-dev start tracker-1 parity-node0
+    streamr-docker-dev start tracker-1
     streamr-docker-dev start --except tracker-1 --wait
 
 Options:
@@ -65,7 +65,7 @@ Usage: streamr-docker-dev stop [options] [--] <service>...
 
 Examples:
     streamr-docker-dev stop
-    streamr-docker-dev stop tracker-1 parity-node0
+    streamr-docker-dev stop tracker-1
 "
 }
 
@@ -77,7 +77,7 @@ Usage: streamr-docker-dev restart [options] [--] <service>...
 
 Examples:
     streamr-docker-dev restart
-    streamr-docker-dev restart tracker-1 parity-node0
+    streamr-docker-dev restart tracker-1
 "
 }
 
@@ -116,8 +116,8 @@ Usage: streamr-docker-dev log [[options] [--] <service>...]
 
 Examples:
     streamr-docker-dev log
-    streamr-docker-dev log tracker-1 parity-node0
-    streamr-docker-dev log -f tracker-1 parity-node0
+    streamr-docker-dev log tracker-1
+    streamr-docker-dev log -f tracker-1
 
 Options:
     -f --follow        	    follow log in realtime
@@ -143,7 +143,7 @@ Usage: streamr-docker-dev pull [ [--] <service>...]
 
 Examples:
     streamr-docker-dev pull
-    streamr-docker-dev pull tracker-1 parity-node0
+    streamr-docker-dev pull tracker-1
 "
 }