diff --git a/container/src/finance/lib/internal/fetch/blockchains/fetch.php b/container/src/finance/lib/internal/fetch/blockchains/fetch.php
index 7c6eed4..8287b52 100644
--- a/container/src/finance/lib/internal/fetch/blockchains/fetch.php
+++ b/container/src/finance/lib/internal/fetch/blockchains/fetch.php
@@ -25,7 +25,7 @@
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\blockchains
+namespace dfi\blockchains
 {
     require_once(__DFI_PHP_ROOT__ . 'blockchains/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'blockchains/internal/blockchains/algorand.php');
@@ -33,7 +33,7 @@ namespace docker_finance\blockchains
     require_once(__DFI_PHP_ROOT__ . 'blockchains/internal/blockchains/tezos.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\utils as utils;
+    use dfi\utils as utils;
 
     /**
      * @brief Blockchain fetcher API
@@ -167,6 +167,6 @@ namespace docker_finance\blockchains
             }
         }
     }
-}  // namespace docker_finance\blockchains
+}  // namespace dfi\blockchains
 
 # vim: sw=4 sts=4 si ai et
diff --git a/container/src/finance/lib/internal/fetch/blockchains/internal/base.php b/container/src/finance/lib/internal/fetch/blockchains/internal/base.php
index 2957a41..e99cfad 100644
--- a/container/src/finance/lib/internal/fetch/blockchains/internal/base.php
+++ b/container/src/finance/lib/internal/fetch/blockchains/internal/base.php
@@ -25,11 +25,11 @@
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\blockchains\internal
+namespace dfi\blockchains\internal
 {
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\utils as utils;
+    use dfi\utils as utils;
 
     /**
      * @brief Metadata object to be used for all blockchain APIs
@@ -260,15 +260,15 @@ namespace docker_finance\blockchains\internal
 
         abstract public function fetch(Metadata $metadata): void;
     }
-}  // namespace docker_finance\blockchains\internal
+}  // namespace dfi\blockchains\internal
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\blockchains
+namespace dfi\blockchains
 {
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\utils as utils;
+    use dfi\utils as utils;
 
     /**
      * @brief Top-level abstraction for API
@@ -298,6 +298,6 @@ namespace docker_finance\blockchains
          */
         abstract public function fetch(internal\Metadata|null $metadata = null): void;
     }
-}  // namespace docker_finance\blockchains
+}  // namespace dfi\blockchains
 
 # vim: sw=4 sts=4 si ai et
diff --git a/container/src/finance/lib/internal/fetch/blockchains/internal/blockchains/algorand.php b/container/src/finance/lib/internal/fetch/blockchains/internal/blockchains/algorand.php
index 82f846d..3462ec5 100644
--- a/container/src/finance/lib/internal/fetch/blockchains/internal/blockchains/algorand.php
+++ b/container/src/finance/lib/internal/fetch/blockchains/internal/blockchains/algorand.php
@@ -25,13 +25,13 @@
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\blockchains\internal\blockchains\algorand
+namespace dfi\blockchains\internal\blockchains\algorand
 {
     require_once(__DFI_PHP_ROOT__ . 'blockchains/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\blockchains\internal as internal;
-    use docker_finance\utils as utils;
+    use dfi\blockchains\internal as internal;
+    use dfi\utils as utils;
 
     /**
      * @brief Implements client for Algorand Indexer v2 API
@@ -264,24 +264,24 @@ namespace docker_finance\blockchains\internal\blockchains\algorand
             $this->write_transactions($metadata);
         }
     }
-}  // namespace docker_finance\blockchains\internal\blockchains\algorand
+}  // namespace dfi\blockchains\internal\blockchains\algorand
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\blockchains\internal\blockchains
+namespace dfi\blockchains\internal\blockchains
 {
     require_once(__DFI_PHP_ROOT__ . 'blockchains/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\blockchains\internal as internal;
-    use docker_finance\utils as utils;
+    use dfi\blockchains\internal as internal;
+    use dfi\utils as utils;
 
     /**
      * @brief Facade for Algorand implementation
      * @ingroup php_blockchains
      * @since docker-finance 1.0.0
      */
-    final class Algorand extends \docker_finance\blockchains\API
+    final class Algorand extends \dfi\blockchains\API
     {
         private algorand\AlgoIndexer $explorer;  //!< Internal API
 
@@ -299,6 +299,6 @@ namespace docker_finance\blockchains\internal\blockchains
             $this->explorer->fetch($metadata);
         }
     }
-}  // namespace docker_finance\blockchains\internal\blockchains
+}  // namespace dfi\blockchains\internal\blockchains
 
 # vim: sw=4 sts=4 si ai et
diff --git a/container/src/finance/lib/internal/fetch/blockchains/internal/blockchains/ethereum.php b/container/src/finance/lib/internal/fetch/blockchains/internal/blockchains/ethereum.php
index 4ef2c1d..76b1476 100644
--- a/container/src/finance/lib/internal/fetch/blockchains/internal/blockchains/ethereum.php
+++ b/container/src/finance/lib/internal/fetch/blockchains/internal/blockchains/ethereum.php
@@ -25,13 +25,13 @@
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\blockchains\internal\blockchains\ethereum
+namespace dfi\blockchains\internal\blockchains\ethereum
 {
     require_once(__DFI_PHP_ROOT__ . 'blockchains/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\blockchains\internal as internal;
-    use docker_finance\utils as utils;
+    use dfi\blockchains\internal as internal;
+    use dfi\utils as utils;
 
     /**
      * @brief Etherscan-based API
@@ -316,24 +316,24 @@ namespace docker_finance\blockchains\internal\blockchains\ethereum
             $this->write_transactions($metadata);
         }
     }
-}  // namespace docker_finance\blockchains\internal\blockchains\ethereum
+}  // namespace dfi\blockchains\internal\blockchains\ethereum
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\blockchains\internal\blockchains
+namespace dfi\blockchains\internal\blockchains
 {
     require_once(__DFI_PHP_ROOT__ . 'blockchains/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\blockchains\internal as internal;
-    use docker_finance\utils as utils;
+    use dfi\blockchains\internal as internal;
+    use dfi\utils as utils;
 
     /**
      * @brief Facade for Ethereum implementation
      * @ingroup php_blockchains
      * @since docker-finance 1.0.0
      */
-    final class Ethereum extends \docker_finance\blockchains\API
+    final class Ethereum extends \dfi\blockchains\API
     {
         private ethereum\Etherscan $explorer;  //!< Internal API
 
@@ -351,6 +351,6 @@ namespace docker_finance\blockchains\internal\blockchains
             $this->explorer->fetch($metadata);
         }
     }
-}  // namespace docker_finance\blockchains\internal\blockchains
+}  // namespace dfi\blockchains\internal\blockchains
 
 # vim: sw=4 sts=4 si ai et
diff --git a/container/src/finance/lib/internal/fetch/blockchains/internal/blockchains/tezos.php b/container/src/finance/lib/internal/fetch/blockchains/internal/blockchains/tezos.php
index 5119385..86588e4 100644
--- a/container/src/finance/lib/internal/fetch/blockchains/internal/blockchains/tezos.php
+++ b/container/src/finance/lib/internal/fetch/blockchains/internal/blockchains/tezos.php
@@ -25,13 +25,13 @@
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\blockchains\internal\blockchains\tezos
+namespace dfi\blockchains\internal\blockchains\tezos
 {
     require_once(__DFI_PHP_ROOT__ . 'blockchains/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\blockchains\internal as internal;
-    use docker_finance\utils as utils;
+    use dfi\blockchains\internal as internal;
+    use dfi\utils as utils;
 
     /**
      * @brief TzKt (Tezos Kitty) API
@@ -259,28 +259,28 @@ namespace docker_finance\blockchains\internal\blockchains\tezos
             $this->write_transactions($metadata);
         }
     }
-}  // namespace docker_finance\blockchains\internal\blockchains\tezos
+}  // namespace dfi\blockchains\internal\blockchains\tezos
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\blockchains\internal\blockchains
+namespace dfi\blockchains\internal\blockchains
 {
     require_once(__DFI_PHP_ROOT__ . 'blockchains/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\blockchains\internal as internal;
-    use docker_finance\utils as utils;
+    use dfi\blockchains\internal as internal;
+    use dfi\utils as utils;
 
     /**
      * @brief Facade for Tezos implementation
      * @ingroup php_blockchains
      * @since docker-finance 1.0.0
      */
-    final class Tezos extends \docker_finance\blockchains\API
+    final class Tezos extends \dfi\blockchains\API
     {
         private tezos\TzKt $explorer;  //!< Internal API
 
-        public function __construct(\docker_finance\utils\Env $env)
+        public function __construct(\dfi\utils\Env $env)
         {
             $this->explorer = new tezos\TzKt($env);
         }
@@ -294,6 +294,6 @@ namespace docker_finance\blockchains\internal\blockchains
             $this->explorer->fetch($metadata);
         }
     }
-}  // namespace docker_finance\blockchains\internal\blockchains
+}  // namespace dfi\blockchains\internal\blockchains
 
 # vim: sw=4 sts=4 si ai et
diff --git a/container/src/finance/lib/internal/fetch/exchanges/fetch.php b/container/src/finance/lib/internal/fetch/exchanges/fetch.php
index 423df17..296f17c 100644
--- a/container/src/finance/lib/internal/fetch/exchanges/fetch.php
+++ b/container/src/finance/lib/internal/fetch/exchanges/fetch.php
@@ -25,14 +25,14 @@
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\exchanges
+namespace dfi\exchanges
 {
     require_once(__DFI_PHP_ROOT__ . 'exchanges/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'exchanges/internal/exchanges/coinbase.php');
     require_once(__DFI_PHP_ROOT__ . 'exchanges/internal/exchanges/gemini.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\utils as utils;
+    use dfi\utils as utils;
 
     /**
      * @brief Exchanges fetcher API
@@ -80,6 +80,6 @@ namespace docker_finance\exchanges
             $this->api->fetch();
         }
     }
-}  // namespace docker_finance\exchanges
+}  // namespace dfi\exchanges
 
 # vim: sw=4 sts=4 si ai et
diff --git a/container/src/finance/lib/internal/fetch/exchanges/internal/base.php b/container/src/finance/lib/internal/fetch/exchanges/internal/base.php
index 3e06b3c..c5de39d 100644
--- a/container/src/finance/lib/internal/fetch/exchanges/internal/base.php
+++ b/container/src/finance/lib/internal/fetch/exchanges/internal/base.php
@@ -25,11 +25,11 @@
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\exchanges\internal
+namespace dfi\exchanges\internal
 {
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\utils as utils;
+    use dfi\utils as utils;
 
     /**
      * @brief Common implementaion interface
@@ -116,7 +116,7 @@ namespace docker_finance\exchanges\internal
         protected function raw_to_csv(array $data, string $file): void
         {
             if (!empty($data)) {
-                \docker_finance\utils\Json::write_csv(
+                \dfi\utils\Json::write_csv(
                     json_encode($data, JSON_PRETTY_PRINT),
                     $file
                 );
@@ -126,15 +126,15 @@ namespace docker_finance\exchanges\internal
         //! @brief Wrapper to underlying API request
         abstract protected function request(string $path): mixed;
     }
-}  // namespace docker_finance\exchanges\internal
+}  // namespace dfi\exchanges\internal
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\exchanges
+namespace dfi\exchanges
 {
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\utils as utils;
+    use dfi\utils as utils;
 
     /**
      * @brief Top-level abstraction for API
@@ -157,6 +157,6 @@ namespace docker_finance\exchanges
         //! @brief Fetch executor
         abstract public function fetch(): void;
     }
-}  // namespace docker_finance\exchanges
+}  // namespace dfi\exchanges
 
 # vim: sw=4 sts=4 si ai et
diff --git a/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/archive/bittrex.php b/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/archive/bittrex.php
index 51c8c45..bf29bf5 100644
--- a/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/archive/bittrex.php
+++ b/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/archive/bittrex.php
@@ -25,18 +25,18 @@
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\exchanges\internal\exchanges\bittrex
+namespace dfi\exchanges\internal\exchanges\bittrex
 {
     require_once(__DFI_PHP_ROOT__ . 'exchanges/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\utils as utils;
+    use dfi\utils as utils;
 
     /**
      * @brief Common implementaion
      * @since docker-finance 1.0.0
      */
-    abstract class Impl extends \docker_finance\exchanges\internal\Impl
+    abstract class Impl extends \dfi\exchanges\internal\Impl
     {
         private string $date_tag;  //!< URL tag
 
@@ -243,11 +243,11 @@ namespace docker_finance\exchanges\internal\exchanges\bittrex
             $this->write($this->read(), $this->file);
         }
     }
-}  // namespace docker_finance\exchanges\internal\exchanges\bittrex
+}  // namespace dfi\exchanges\internal\exchanges\bittrex
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\exchanges\internal\exchanges
+namespace dfi\exchanges\internal\exchanges
 {
     require_once(__DFI_PHP_ROOT__ . 'exchanges/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
@@ -257,13 +257,13 @@ namespace docker_finance\exchanges\internal\exchanges
      * @ingroup php_exchanges
      * @since docker-finance 1.0.0
      */
-    final class Bittrex extends \docker_finance\exchanges\API
+    final class Bittrex extends \dfi\exchanges\API
     {
         private bittrex\Trades $trades;
         private bittrex\Deposits $deposits;
         private bittrex\Withdrawals $withdrawals;
 
-        public function __construct(\docker_finance\utils\Env $env)
+        public function __construct(\dfi\utils\Env $env)
         {
             $this->trades = new bittrex\Trades($env);
             $this->deposits = new bittrex\Deposits($env);
@@ -277,6 +277,6 @@ namespace docker_finance\exchanges\internal\exchanges
             $this->withdrawals->fetch();
         }
     }
-}  // namespace docker_finance\exchanges\internal\exchanges
+}  // namespace dfi\exchanges\internal\exchanges
 
 # vim: sw=4 sts=4 si ai et
diff --git a/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/archive/celsius.php b/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/archive/celsius.php
index 3348133..4f89c79 100644
--- a/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/archive/celsius.php
+++ b/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/archive/celsius.php
@@ -25,18 +25,18 @@
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\exchanges\internal\exchanges\celsius
+namespace dfi\exchanges\internal\exchanges\celsius
 {
     require_once(__DFI_PHP_ROOT__ . 'exchanges/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\utils as utils;
+    use dfi\utils as utils;
 
     /**
      * @brief Common implementaion
      * @since docker-finance 1.0.0
      */
-    abstract class Impl extends \docker_finance\exchanges\internal\Impl
+    abstract class Impl extends \dfi\exchanges\internal\Impl
     {
         public const BASE_URL = 'https://wallet-api.celsius.network/wallet/transactions';  //!< Base API URL
 
@@ -164,11 +164,11 @@ namespace docker_finance\exchanges\internal\exchanges\celsius
             $this->write($this->read(), $this->file);
         }
     }
-}  // namespace docker_finance\exchanges\internal\exchanges\celsius
+}  // namespace dfi\exchanges\internal\exchanges\celsius
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\exchanges\internal\exchanges
+namespace dfi\exchanges\internal\exchanges
 {
     require_once(__DFI_PHP_ROOT__ . 'exchanges/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
@@ -178,11 +178,11 @@ namespace docker_finance\exchanges\internal\exchanges
      * @ingroup php_exchanges
      * @since docker-finance 1.0.0
      */
-    final class Celsius extends \docker_finance\exchanges\API
+    final class Celsius extends \dfi\exchanges\API
     {
         private celsius\Transactions $transactions;
 
-        public function __construct(\docker_finance\utils\Env $env)
+        public function __construct(\dfi\utils\Env $env)
         {
             $this->transactions = new celsius\Transactions($env);
         }
@@ -192,6 +192,6 @@ namespace docker_finance\exchanges\internal\exchanges
             $this->transactions->fetch();
         }
     }
-}  // namespace docker_finance\exchanges\internal\exchanges
+}  // namespace dfi\exchanges\internal\exchanges
 
 # vim: sw=4 sts=4 si ai et
diff --git a/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/archive/coinbase-pro.php b/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/archive/coinbase-pro.php
index 2fedfb9..e886f91 100644
--- a/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/archive/coinbase-pro.php
+++ b/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/archive/coinbase-pro.php
@@ -25,20 +25,20 @@
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\exchanges\internal\exchanges\coinbase_pro
+namespace dfi\exchanges\internal\exchanges\coinbase_pro
 {
     require_once(__DFI_PHP_ROOT__ . 'exchanges/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
     use MockingMagician\CoinbaseProSdk\CoinbaseFacade;
     use MockingMagician\CoinbaseProSdk\Contracts\Api\ApiInterface;
-    use docker_finance\utils as utils;
+    use dfi\utils as utils;
 
     /**
      * @brief Common implementaion
      * @since docker-finance 1.0.0
      */
-    abstract class Impl extends \docker_finance\exchanges\internal\Impl
+    abstract class Impl extends \dfi\exchanges\internal\Impl
     {
         // @phpstan-ignore-next-line // TODO: resolve
         private $api;
@@ -268,11 +268,11 @@ namespace docker_finance\exchanges\internal\exchanges\coinbase_pro
             $this->get_raw_history();
         }
     }
-}  // namespace docker_finance\exchanges\internal\exchanges\coinbase_pro
+}  // namespace dfi\exchanges\internal\exchanges\coinbase_pro
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\exchanges\internal\exchanges
+namespace dfi\exchanges\internal\exchanges
 {
     require_once(__DFI_PHP_ROOT__ . 'exchanges/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
@@ -282,11 +282,11 @@ namespace docker_finance\exchanges\internal\exchanges
      * @ingroup php_exchanges
      * @since docker-finance 1.0.0
      */
-    final class CoinbasePro extends \docker_finance\exchanges\API
+    final class CoinbasePro extends \dfi\exchanges\API
     {
         private coinbase_pro\Transactions $transactions;
 
-        public function __construct(\docker_finance\utils\Env $env)
+        public function __construct(\dfi\utils\Env $env)
         {
             $this->transactions = new coinbase_pro\Transactions($env);
         }
@@ -296,6 +296,6 @@ namespace docker_finance\exchanges\internal\exchanges
             $this->transactions->fetch();
         }
     }
-}  // namespace docker_finance\exchanges\internal\exchanges
+}  // namespace dfi\exchanges\internal\exchanges
 
 # vim: sw=4 sts=4 si ai et
diff --git a/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/coinbase.php b/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/coinbase.php
index e24556d..80cd556 100644
--- a/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/coinbase.php
+++ b/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/coinbase.php
@@ -25,18 +25,18 @@
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\exchanges\internal\exchanges\coinbase
+namespace dfi\exchanges\internal\exchanges\coinbase
 {
     require_once(__DFI_PHP_ROOT__ . 'exchanges/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\utils as utils;
+    use dfi\utils as utils;
 
     /**
      * @brief Common implementaion
      * @since docker-finance 1.0.0
      */
-    abstract class Impl extends \docker_finance\exchanges\internal\Impl
+    abstract class Impl extends \dfi\exchanges\internal\Impl
     {
         private \ccxt\coinbase $api;
 
@@ -272,11 +272,11 @@ namespace docker_finance\exchanges\internal\exchanges\coinbase
             utils\CLI::print_custom("    \e[32m│\e[0m\n");
         }
     }
-}  // namespace docker_finance\exchanges\internal\exchanges\coinbase
+}  // namespace dfi\exchanges\internal\exchanges\coinbase
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\exchanges\internal\exchanges
+namespace dfi\exchanges\internal\exchanges
 {
     require_once(__DFI_PHP_ROOT__ . 'exchanges/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
@@ -286,11 +286,11 @@ namespace docker_finance\exchanges\internal\exchanges
      * @ingroup php_exchanges
      * @since docker-finance 1.0.0
      */
-    final class Coinbase extends \docker_finance\exchanges\API
+    final class Coinbase extends \dfi\exchanges\API
     {
         private coinbase\Coinbase $api;
 
-        public function __construct(\docker_finance\utils\Env $env)
+        public function __construct(\dfi\utils\Env $env)
         {
             $this->api = new coinbase\Coinbase($env);
         }
@@ -300,6 +300,6 @@ namespace docker_finance\exchanges\internal\exchanges
             $this->api->fetch();
         }
     }
-}  // namespace docker_finance\exchanges\internal\exchanges
+}  // namespace dfi\exchanges\internal\exchanges
 
 # vim: sw=4 sts=4 si ai et
diff --git a/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/gemini.php b/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/gemini.php
index 5107e1a..0ae100c 100644
--- a/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/gemini.php
+++ b/container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/gemini.php
@@ -25,19 +25,19 @@
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\exchanges\internal\exchanges\gemini
+namespace dfi\exchanges\internal\exchanges\gemini
 {
     require_once(__DFI_PHP_ROOT__ . 'exchanges/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\utils as utils;
+    use dfi\utils as utils;
     use DateTime;  // PHP
 
     /**
      * @brief Common implementaion
      * @since docker-finance 1.0.0
      */
-    abstract class Impl extends \docker_finance\exchanges\internal\Impl
+    abstract class Impl extends \dfi\exchanges\internal\Impl
     {
         private \ccxt\gemini $api;
 
@@ -483,11 +483,11 @@ namespace docker_finance\exchanges\internal\exchanges\gemini
             );
         }
     }
-}  // namespace docker_finance\exchanges\internal\exchanges\gemini
+}  // namespace dfi\exchanges\internal\exchanges\gemini
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\exchanges\internal\exchanges
+namespace dfi\exchanges\internal\exchanges
 {
     require_once(__DFI_PHP_ROOT__ . 'exchanges/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
@@ -497,13 +497,13 @@ namespace docker_finance\exchanges\internal\exchanges
      * @ingroup php_exchanges
      * @since docker-finance 1.0.0
      */
-    final class Gemini extends \docker_finance\exchanges\API
+    final class Gemini extends \dfi\exchanges\API
     {
         private gemini\Trades $trades;
         private gemini\Transactions $transactions;
         private gemini\Earn $earn;
 
-        public function __construct(\docker_finance\utils\Env $env)
+        public function __construct(\dfi\utils\Env $env)
         {
             $this->trades = new gemini\Trades($env);
             $this->transactions = new gemini\Transactions($env);
@@ -517,6 +517,6 @@ namespace docker_finance\exchanges\internal\exchanges
             $this->earn->fetch();
         }
     }
-}  // namespace docker_finance\exchanges\internal\exchanges
+}  // namespace dfi\exchanges\internal\exchanges
 
 # vim: sw=4 sts=4 si ai et
diff --git a/container/src/finance/lib/internal/fetch/fetch.php b/container/src/finance/lib/internal/fetch/fetch.php
index ebd665e..3143222 100644
--- a/container/src/finance/lib/internal/fetch/fetch.php
+++ b/container/src/finance/lib/internal/fetch/fetch.php
@@ -34,7 +34,7 @@ namespace {
     define('__DFI_PHP_ROOT__', getenv('__DFI_PHP_ROOT__') . '/');
 }
 
-namespace docker_finance
+namespace dfi
 {
     require_once(__DFI_PHP_ROOT__ . 'blockchains/fetch.php');
     require_once(__DFI_PHP_ROOT__ . 'exchanges/fetch.php');
@@ -135,13 +135,13 @@ namespace docker_finance
         assert(isset($api));
         $api->fetch();
     }
-}  // namespace docker_finance
+}  // namespace dfi
 
 namespace {
     try {
-        docker_finance\main($argc, $argv);
+        dfi\main($argc, $argv);
     } catch (Throwable $e) {
-        docker_finance\utils\CLI::print_fatal(
+        dfi\utils\CLI::print_fatal(
             "\n\t" . $e->getMessage() . "\n\t" .
             $e->getFile() . ':' . $e->getLine()
         );
diff --git a/container/src/finance/lib/internal/fetch/prices/fetch.php b/container/src/finance/lib/internal/fetch/prices/fetch.php
index 5cf82ce..89e8a64 100644
--- a/container/src/finance/lib/internal/fetch/prices/fetch.php
+++ b/container/src/finance/lib/internal/fetch/prices/fetch.php
@@ -25,13 +25,13 @@
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\prices
+namespace dfi\prices
 {
     require_once(__DFI_PHP_ROOT__ . 'prices/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'prices/internal/prices/crypto.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\utils as utils;
+    use dfi\utils as utils;
 
     /**
      * @brief Price fetcher API
@@ -71,6 +71,6 @@ namespace docker_finance\prices
             $this->api->fetch();
         }
     }
-}  // namespace docker_finance\prices
+}  // namespace dfi\prices
 
 # vim: sw=4 sts=4 si ai et
diff --git a/container/src/finance/lib/internal/fetch/prices/internal/base.php b/container/src/finance/lib/internal/fetch/prices/internal/base.php
index 600462b..c4ebd3d 100644
--- a/container/src/finance/lib/internal/fetch/prices/internal/base.php
+++ b/container/src/finance/lib/internal/fetch/prices/internal/base.php
@@ -25,11 +25,11 @@
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\prices\internal
+namespace dfi\prices\internal
 {
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\utils as utils;
+    use dfi\utils as utils;
 
     /**
      * @brief Common implementaion interface
@@ -437,15 +437,15 @@ namespace docker_finance\prices\internal
             $this->writer($master, $this->get_env()->get_env('API_PRICES_PATH'));
         }
     }
-}  // namespace docker_finance\prices\internal
+}  // namespace dfi\prices\internal
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\prices
+namespace dfi\prices
 {
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\utils as utils;
+    use dfi\utils as utils;
 
     /**
      * @brief Top-level abstraction for API
@@ -467,6 +467,6 @@ namespace docker_finance\prices
 
         abstract public function fetch(): void;
     }
-}  // namespace docker_finance\prices
+}  // namespace dfi\prices
 
 # vim: sw=4 sts=4 si ai et
diff --git a/container/src/finance/lib/internal/fetch/prices/internal/prices/crypto.php b/container/src/finance/lib/internal/fetch/prices/internal/prices/crypto.php
index 8782019..555e190 100644
--- a/container/src/finance/lib/internal/fetch/prices/internal/prices/crypto.php
+++ b/container/src/finance/lib/internal/fetch/prices/internal/prices/crypto.php
@@ -25,13 +25,13 @@
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\prices\internal\prices\crypto
+namespace dfi\prices\internal\prices\crypto
 {
     require_once(__DFI_PHP_ROOT__ . 'prices/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\prices\internal as internal;
-    use docker_finance\utils as utils;
+    use dfi\prices\internal as internal;
+    use dfi\utils as utils;
 
     /**
      * @brief CoinGecko price aggregator API
@@ -233,23 +233,23 @@ namespace docker_finance\prices\internal\prices\crypto
         }
     }
 
-}  // namespace docker_finance\prices\internal\prices\crypto
+}  // namespace dfi\prices\internal\prices\crypto
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\prices\internal\prices
+namespace dfi\prices\internal\prices
 {
     require_once(__DFI_PHP_ROOT__ . 'prices/internal/base.php');
     require_once(__DFI_PHP_ROOT__ . 'utils/utils.php');
 
-    use docker_finance\utils as utils;
+    use dfi\utils as utils;
 
     /**
      * @brief Facade for CoinGecko implementation
      * @ingroup php_prices
      * @since docker-finance 1.0.0
      */
-    final class CoinGecko extends \docker_finance\prices\API
+    final class CoinGecko extends \dfi\prices\API
     {
         private crypto\CoinGecko $api;  //!< Internal API
 
@@ -269,7 +269,7 @@ namespace docker_finance\prices\internal\prices
      * @ingroup php_prices
      * @since docker-finance 1.0.0
      */
-    final class Mobula extends \docker_finance\prices\API
+    final class Mobula extends \dfi\prices\API
     {
         private crypto\Mobula $api;  //!< Internal API
 
@@ -283,6 +283,6 @@ namespace docker_finance\prices\internal\prices
             $this->api->fetcher();
         }
     }
-}  // namespace docker_finance\prices\internal\prices
+}  // namespace dfi\prices\internal\prices
 
 # vim: sw=4 sts=4 si ai et
diff --git a/container/src/finance/lib/internal/fetch/utils/utils.php b/container/src/finance/lib/internal/fetch/utils/utils.php
index 086e70c..956c31d 100644
--- a/container/src/finance/lib/internal/fetch/utils/utils.php
+++ b/container/src/finance/lib/internal/fetch/utils/utils.php
@@ -25,7 +25,7 @@
 
 //! @since docker-finance 1.0.0
 
-namespace docker_finance\utils
+namespace dfi\utils
 {
     /**
      * @brief Environment mapper
@@ -150,6 +150,6 @@ namespace docker_finance\utils
             fclose($tmpfile);
         }
     }
-}  // namespace docker_finance\utils\error
+}  // namespace dfi\utils\error
 
 # vim: sw=4 sts=4 si ai et