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General	GNU Prolog	SWI-Prolog
Project Activity	Very Low Activity	Very High Activity
Open Hub Data Quality	Updated about 19 hours ago	Updated about 20 hours ago
Homepage	www.gprolog.org	www.swi-prolog.org
Project License	gpl, lgpv3_or_later	bsd_2clause_ish
Estimated Cost	$7,449,931	$11,297,011
All Time Statistics
Contributors (All Time) View as graph Project Comparison Graph	6 developers	167 developers
Commits (All Time) View as graph Project Comparison Graph	3777 commits	46883 commits
Initial Commit	over 23 years ago	almost 32 years ago
Most Recent Commit	9 months ago	6 days ago
12 Month Statistics
Contributors (Past 12 Months)	1 developer	26 developers
Commits (Past 12 Months)	46 commits	1,362 commits
Files Modified	133 files	706 files
Lines Added	7,083 lines	48,561 lines
Lines Removed	4,555 lines	23,547 lines
Year-Over-Year Commits	Decreasing	Stable
30 Day Statistics
Contributors (Past 30 Days)	No Activity	6 developers
Commits (Past 30 Days)	No Activity	200 commits
Files Modified	No Activity	142 files
Lines Added	No Activity	3,551 lines
Lines Removed	No Activity	2,970 lines
Code Analysis
Mostly Written In	C	C
Comments	High	Low
Lines of Code View as graph Project Comparison Graph	511,131 lines	746,825 lines
People
Managers	Daniel Diaz	Jan Wielemaker
Open Hub Users	10 users	27 users
Open Hub User Rating	5.0 5.0 Based on 5 user ratings.	4.72727 4.7 Based on 11 user ratings.