diff --git a/lib/api.rb b/lib/api.rb
index 4f44e8b..425c3dc 100644
--- a/lib/api.rb
+++ b/lib/api.rb
@@ -47,7 +47,9 @@ class W3DHub
     W3DHUB_API_ENDPOINT = "https://secure.w3dhub.com".freeze # "https://example.com" # "http://127.0.0.1:9292".freeze #
     ALT_W3DHUB_API_ENDPOINT = "https://w3dhub-api.w3d.cyberarm.dev".freeze # "https://secure.w3dhub.com".freeze # "https://example.com" # "http://127.0.0.1:9292".freeze #
 
-    def self.async_http(method, url, headers = DEFAULT_HEADERS, body = nil, backend = :w3dhub)
+    HTTP_CLIENTS = {}
+
+    def self.async_http(method, path, headers = DEFAULT_HEADERS, body = nil, backend = :w3dhub)
       case backend
       when :w3dhub
         endpoint   = W3DHUB_API_ENDPOINT
@@ -57,7 +59,15 @@ class W3DHub
         endpoint   = SERVER_LIST_ENDPOINT
       end
 
-      url = "#{endpoint}#{url}" unless url.start_with?("http")
+      # Handle arbitrary urls that may come through
+      url = nil
+      if path.start_with?("http")
+        uri = URI(path)
+        endpoint = uri.origin
+        path = uri.request_uri
+      else
+        url = "#{endpoint}#{path}"
+      end
 
       logger.debug(LOG_TAG) { "Fetching #{method.to_s.upcase} \"#{url}\"..." }
 
@@ -70,7 +80,7 @@ class W3DHub
 
       Sync do
         begin
-         response = Async::HTTP::Internet.send(method, url, headers, body)
+          response = provision_http_client(endpoint).send(method, path, headers, body)
 
           Response.new(status: response.status, body: response.read)
         rescue Async::TimeoutError => e
@@ -88,17 +98,32 @@ class W3DHub
       end
     end
 
-    def self.post(url, headers = DEFAULT_HEADERS, body = nil, backend = :w3dhub)
-      async_http(:post, url, headers, body, backend)
+    def self.provision_http_client(hostname)
+      # Pin http clients to their host Thread so the fiber scheduler doesn't get upset and raise an error
+      HTTP_CLIENTS[Thread.current] ||= {}
+      return HTTP_CLIENTS[Thread.current][hostname.downcase] if HTTP_CLIENTS[Thread.current][hostname.downcase]
+
+      ssl_context = W3DHub.ca_bundle_path ? OpenSSL::SSL::SSLContext.new : nil
+      ssl_context&.set_params(
+        ca_file: W3DHub.ca_bundle_path,
+        verify_mode: OpenSSL::SSL::VERIFY_PEER
+      )
+
+      endpoint = Async::HTTP::Endpoint.parse(hostname, ssl_context: ssl_context)
+      HTTP_CLIENTS[Thread.current][hostname.downcase] = Async::HTTP::Client.new(endpoint)
     end
 
-    def self.get(url, headers = DEFAULT_HEADERS, body = nil, backend = :w3dhub)
-      async_http(:get, url, headers, body, backend)
+    def self.post(path, headers = DEFAULT_HEADERS, body = nil, backend = :w3dhub)
+      async_http(:post, path, headers, body, backend)
+    end
+
+    def self.get(path, headers = DEFAULT_HEADERS, body = nil, backend = :w3dhub)
+      async_http(:get, path, headers, body, backend)
     end
 
     # Api.get but handles any URL instead of known hosts
-    def self.fetch(url, headers = DEFAULT_HEADERS, body = nil, backend = nil)
-      async_http(:get, url, headers, body, backend)
+    def self.fetch(path, headers = DEFAULT_HEADERS, body = nil, backend = nil)
+      async_http(:get, path, headers, body, backend)
     end
 
     # Method: POST
diff --git a/lib/cache.rb b/lib/cache.rb
index 003d822..54b1988 100644
--- a/lib/cache.rb
+++ b/lib/cache.rb
@@ -75,24 +75,24 @@ class W3DHub
 
       result = false
       Sync do
-        response = nil
+        uri = URI(endpoint_download_url)
 
-        Async::HTTP::Internet.send(package.download_url ? :get : :post, endpoint_download_url, headers, body) do |r|
-          response = r
-          if r.success?
-            total_bytes = package.size
+        response = W3DHub::Api.provision_http_client(uri.origin).send((package.download_url ? :get : :post), uri.request_uri, headers, body)
+        if response.success?
+          total_bytes = package.size
 
-            r.each do |chunk|
-              file.write(chunk)
+          response.each do |chunk|
+            file.write(chunk)
 
-              block.call(chunk, total_bytes - file.pos, total_bytes)
-            end
-
-            result = true
+            block.call(chunk, total_bytes - file.pos, total_bytes)
           end
+
+          result = true
         end
 
-        if response.status == 200 || response.status == 206
+        binding.irb unless response
+
+        if response&.status == 200 || response&.status == 206
           result = true
         else
           logger.debug(LOG_TAG) { "    Failed to retrieve package: (#{package.category}:#{package.subcategory}:#{package.name}:#{package.version})" }
@@ -114,11 +114,12 @@ class W3DHub
         logger.debug(LOG_TAG) { "      Download URL: #{endpoint_download_url}, response: #{response&.status || -1}" }
 
         result = false
+      ensure
+        file&.close
+        response&.close
       end
 
       result
-    ensure
-      file&.close
     end
 
     # Download a W3D Hub package
diff --git a/lib/websocket_client.rb b/lib/websocket_client.rb
index 10f668f..3292a45 100644
--- a/lib/websocket_client.rb
+++ b/lib/websocket_client.rb
@@ -1,68 +1,75 @@
 class W3DHub
- class WebSocketClient
-   def initialize
-     @errored = nil
-     @connection = nil
+  class WebSocketClient
+    def initialize
+      @errored = nil
+      @connection = nil
 
-     @events = {
-       open: nil,
-       message: nil,
-       close: nil,
-       error: nil
-     }
-   end
+      @events = {
+        open: nil,
+        message: nil,
+        close: nil,
+        error: nil
+      }
+    end
 
-   def connect(endpoint, headers: nil, &block)
-     yield(self)
+    def connect(endpoint, headers: nil, &block)
+      yield(self)
 
-     Sync do |task|
-      endpoint = Async::HTTP::Endpoint.parse(endpoint, alpn_protocols: Async::HTTP::Protocol::HTTP11.names)
+      Sync do |task|
+        ssl_context = W3DHub.ca_bundle_path ? OpenSSL::SSL::SSLContext.new : nil
+        ssl_context&.alpn_protocols = Async::HTTP::Protocol::HTTP11.names
+        ssl_context&.set_params(
+          ca_file: W3DHub.ca_bundle_path,
+          verify_mode: OpenSSL::SSL::VERIFY_PEER
+        )
 
-      Async::WebSocket::Client.connect(endpoint, headers: headers) do |connection|
-        @connection = connection
+        endpoint = Async::HTTP::Endpoint.parse(endpoint, alpn_protocols: Async::HTTP::Protocol::HTTP11.names, ssl_context: ssl_context)
 
-        @events[:open]&.call
+        Async::WebSocket::Client.connect(endpoint, headers: headers) do |connection|
+          @connection = connection
 
-        while message = connection.read
-          @events[:message].call(message)
+          @events[:open]&.call
+
+          while message = connection.read
+            @events[:message].call(message)
+          end
+        # FIXME: Don't rescue for all ta errors?
+        rescue => error
+          @errored = true
+          @events[:error]&.call(error)
+        ensure
+          @events[:close]&.call unless @errored
+          @connection = nil
+          @errored = false
         end
-      # FIXME: Don't rescue for all ta errors?
-      rescue => error
-        @errored = true
-        @events[:error]&.call(error)
-      ensure
-        @events[:close]&.call unless @errored
-        @connection = nil
-        @errored = false
       end
-     end
 
-     self
-   end
+      self
+    end
 
-   def on(event, &block)
-     raise "Event must be a symbol" unless event.is_a?(Symbol)
-     raise "Unknown event: #{event.inspect}" unless @events.keys.include?(event)
-     raise "No block given for #{event.inspect}" unless block_given?
+    def on(event, &block)
+      raise "Event must be a symbol" unless event.is_a?(Symbol)
+      raise "Unknown event: #{event.inspect}" unless @events.keys.include?(event)
+      raise "No block given for #{event.inspect}" unless block_given?
 
-     @events[event] = block
-   end
+      @events[event] = block
+    end
 
-   def send(data, type: :text)
-     @connection&.write(data)
-     @connection&.flush
-   end
+    def send(data, type: :text)
+      @connection&.write(data)
+      @connection&.flush
+    end
 
-   def close
-     @connection&.close
-   end
+    def close
+      @connection&.close
+    end
 
-   def open?
-     !closed?
-   end
+    def open?
+      !closed?
+    end
 
-   def closed?
-     @connection&.closed?
-   end
- end
+    def closed?
+      @connection&.closed?
+    end
+  end
 end