Political Party Database (2010-)
PPDB provides data about political parties with dozens of variables covering 1) party resources and events (membership, leadership, finances, etc.), 2) party structures and institutional context (organization, factions, staff, national rules and regulations on finances, membership, etc.), 3) national electoral context (party or national rules on candidate selection, campaigning, etc.), and 4) party decisions (leadership selection, election manifesto adoption, policy referendums, party congresses, etc.). Multiple waves of expert coding since 2010; currently ~300 parties from 52 countries included. Data in .csv.