Complex sentence: In April 2013 a free/open source version'LiveCode Community Edition 6.0' was published after a successful kickstarter campaign to make it available as Free and open source software.
Split into simpler sentences: In April 2013 a free/open source version'LiveCode Community Edition 6.0' was published after a successful crowdfunding campaign at Kickstarter. The code base was re-licensed and made available as Free and open source software.