diff --git a/HACKING.md b/HACKING.md
index 8080f2d8d9..8f520d3a4f 100644
--- a/HACKING.md
+++ b/HACKING.md
@@ -46,15 +46,19 @@ yarn test
 ```
 
 To run the entire test suite, you need to run some local blockchain to test
-against. We use [wasmd](https://github.com/CosmWasm/wasmd) for both CosmWasm
-tests and as a generic Cosmos SDK 0.39 (Launchpad) blockchain. We also spawn
-multiple versions of raw Tendermint and a basic WebSocket server.
+against. We use [wasmd](https://github.com/CosmWasm/wasmd) for CosmWasm tests.
+For generis Cosmos SDK tests we use simapp. We also spawn multiple versions of
+raw Tendermint and a basic WebSocket server.
 
 ```sh
 # Start wasmd
-./scripts/launchpad/start.sh
-./scripts/launchpad/init.sh
-export LAUNCHPAD_ENABLED=1
+./scripts/wasmd/start.sh
+./scripts/wasmd/init.sh
+export WASMD_ENABLED=1
+
+# Start simapp
+./scripts/simapp44/start.sh
+export SIMAPP44_ENABLED=1
 
 # Start Tendermint
 ./scripts/tendermint/all_start.sh
@@ -75,11 +79,13 @@ yarn test
 unset HTTPSERVER_ENABLED
 unset SOCKETSERVER_ENABLED
 unset TENDERMINT_ENABLED
-unset LAUNCHPAD_ENABLED
+unset SIMAPP44_ENABLED
+unset WASMD_ENABLED
 ./scripts/httpserver/stop.sh
 ./scripts/socketserver/stop.sh
 ./scripts/tendermint/all_stop.sh
-./scripts/launchpad/stop.sh
+./scripts/simapp/stop.sh
+./scripts/wasmd/stop.sh
 ```
 
 ## Sanity
@@ -99,15 +105,15 @@ In the `scripts/` folder, a bunch of blockchains and other backend systems are
 started for testing purposes. Some ports need to be changed from the default in
 order to avoid conflicts. Here is an overview of the ports used:
 
-| Port  | Application           | Usage                           |
-| ----- | --------------------- | ------------------------------- |
-| 1317  | wasmd LCD API         | @cosmjs/launchpad tests         |
-| 1318  | simapp LCD API        | Manual Stargate debugging       |
-| 1319  | wasmd LCD API         | Manual Stargate debugging       |
-| 4444  | socketserver          | @cosmjs/sockets tests           |
-| 4445  | socketserver slow     | @cosmjs/sockets tests           |
-| 5555  | httpserver            | @cosmjs/tendermint-rpc tests    |
-| 9090  | simapp gRPC           | Manual Stargate debugging       |
-| 11134 | Tendermint 0.34 RPC   | @cosmjs/tendermint-rpc tests    |
-| 26658 | simapp Tendermint RPC | Stargate client tests           |
-| 26659 | wasmd Tendermint RPC  | @cosmjs/cosmwasm-stargate tests |
+| Port  | Application                    | Usage                           |
+| ----- | ------------------------------ | ------------------------------- |
+| 1318  | simapp LCD API                 | Manual Stargate debugging       |
+| 1319  | wasmd LCD API                  | Manual Stargate debugging       |
+| 4444  | socketserver                   | @cosmjs/sockets tests           |
+| 4445  | socketserver slow              | @cosmjs/sockets tests           |
+| 5555  | httpserver                     | @cosmjs/tendermint-rpc tests    |
+| 9090  | simapp gRPC                    | Manual Stargate debugging       |
+| 11134 | Standalone Tendermint 0.34 RPC | @cosmjs/tendermint-rpc tests    |
+| 11135 | Standalone Tendermint 0.35 RPC | @cosmjs/tendermint-rpc tests    |
+| 26658 | simapp Tendermint RPC          | Stargate client tests           |
+| 26659 | wasmd Tendermint RPC           | @cosmjs/cosmwasm-stargate tests |
diff --git a/packages/ledger-amino/README.md b/packages/ledger-amino/README.md
index 21db73ce25..ce61d8eb84 100644
--- a/packages/ledger-amino/README.md
+++ b/packages/ledger-amino/README.md
@@ -47,7 +47,7 @@ Then follow the instructions on that page.
 The tests in this package require a Ledger device
 [initialized with the mnemonic](https://support.ledger.com/hc/en-us/articles/360005434914)
 from
-[scripts/launchpad/README.md#preset-accounts](https://github.com/cosmos/cosmjs/blob/main/scripts/launchpad/README.md#preset-accounts)
+[scripts/wasmd/README.md#preset-accounts](https://github.com/cosmos/cosmjs/blob/main/scripts/wasmd/README.md#preset-accounts)
 (see "Ledger: accounts for Ledger based demos and tests") with an installed
 "Cosmos (ATOM)" app. The device must be connected via USB, unlocked and the
 Cosmos app must be opened. The tests require the user to manually approve
@@ -65,18 +65,6 @@ export SIMAPP42_ENABLED=1
 yarn test
 ```
 
-### Launchpad tests
-
-Start a local Launchpad blockchain as described in
-[scripts/launchpad/README.md](https://github.com/cosmos/cosmjs/blob/main/scripts/launchpad/README.md)
-and execute:
-
-```sh
-export LEDGER_ENABLED=1
-export LAUNCHPAD_ENABLED=1
-yarn test
-```
-
 ## License
 
 This package is part of the cosmjs repository, licensed under the Apache License
diff --git a/scripts/wasmd/init.sh b/scripts/wasmd/init.sh
index 9202cac343..a88d06d68d 100755
--- a/scripts/wasmd/init.sh
+++ b/scripts/wasmd/init.sh
@@ -2,7 +2,7 @@
 set -o errexit -o nounset -o pipefail
 command -v shellcheck >/dev/null && shellcheck "$0"
 
-echo "Waiting for blockchain and REST server to be available ..."
+echo "Waiting for blockchain and LCD server to be available ..."
 timeout 60 bash -c "until curl -s http://localhost:1319/node_info > /dev/null; do sleep 0.5; done"
 # The chain is unreliable in the first second of its existence (https://gist.github.com/webmaster128/8175692d4af5e6c572fddda7a9ef437c)
 sleep 2