6.0.0 has released.

• Failover server supports. Supply multiple uris (separated by commas) via the -uri option to enable the failover support.
• A launcher GUI for Windows.
• Reduce reject rate caused by stale shares.
• 0.3-0.5% performance improvement depending on card models.
• Fix inaccurate metrics at the start of Bminer.
• Reduce CPU usage the start of bminer.
• Support miner.reconnect().
• Experimental support for miningrigrentals.
• A new option -no-runtime-info to disable runtime information collection.

Happy mining!