REAS Social Audit (Auditoría Social de REAS) www.auditoriasocial.net (this tool is used by REAS Euskadi, among other regions, and it used for the national aggregated report)
S-CORE - Sustainability – Competency, Opportunity, Reporting & Evaluationhttp://www.sustainability-core.com/about (International Society of Sustainability Professionals)
Program Sustainability Assessment Toolhttps://sustaintool.org (Washington University in St Louis)