Bitcoin Changelog

New in version 0.8.6

December 9th, 2013
  • Default block size increase for miners. (see
  • Remove the all-outputs-must-be-greater-than-CENT-to-qualify-as-free rule for relaying (see
  • Lower maximum size for free transaction creation (see
  • Fix nodes forwarding transactions with empty vins and getting banned
  • Network code performance and robustness improvements
  • Additional debug.log logging for diagnosis of network problems, log timestamps by default
  • Fix Bitcoin-Qt startup crash when clicking dock icon on OSX
  • Fix memory leaks in CKey::SetCompactSignature() and Key::SignCompact()
  • Fix rare GUI crash on send
  • Various small GUI, documentation and build fixes

New in version 0.8.5 (September 14th, 2013)

  • This is a maintenance release to fix a critical stability bug. All users should upgrade.

New in version 0.8.4 (September 5th, 2013)

  • This is a maintenance release to fix a critical bug and three security issues. All users are urged to upgrade.

New in version 0.8.3 (June 27th, 2013)

  • This maintenance release fixed a denial-of-service attack that could cause nodes to crash.

New in version 0.8.2 (June 3rd, 2013)

  • This maintenance release fixes many bugs and includes a few small new features.

New in version 0.8.1 (March 19th, 2013)

  • This is a maintenance release that adds a new network rule to avoid a chain-forking incompatibility with versions 0.7.2 and earlier.
  • Users of version 0.7.2 and earlier are requested to upgrade as soon as possible.

New in version 0.8.0 (February 21st, 2013)

  • This major release improves performance and handles the increasing volume of transactions on the network.

New in version 0.7.2 (February 13th, 2013)

  • This is a minor bug-fix release.