Sustainable Infrastructure Foundation (SIF)

Type(s) of Tool

Project Preparation ToolsHelp public authorities manage sustainable project preparation processes.


Tools applicable to all sectors

Lifecycle Phase(s)

Enabling EnvironmentConditions that enable the integration of sustainability practices (regulation, laws, frameworks etc.)., Strategic PlanningPublic authorities identify the needs and long-term vision for infrastructure development., PrioritizationAuthorities decide which projects to realize and how to allocate resources., Project PlanningGeneral strategy for a project’s delivery is developed., Concept DesignTechnical experts broadly outline the project’s basic characteristics., ProcurementThe provision of goods and services to realize a project are tendered and closed., FinanceDevelopers decide how to pay for their project.

Open Source


Language Availability


Country of Origin


Date of Development





SOURCE is a multilateral online platform to bring systemic change in the way governments define, develop and manage their sustainable infrastructure projects for both traditional procurement and Public Private Partnerships. It uses sector-specific questions sets covering all the stages of the project lifecycle and allowing for the definition of specific targets to fulfil the SDGs and Paris Agreement. The online tool includes a broad set of functionalities, including project team management, customizable project timeline and task management, document management, portfolio and project monitoring dashboards, consistency checks on project documentation, a Project Preparation Facilities Finder, knowledge management and a public pipeline for project promotion.

Tool Outcome

SOURCE offers governments a global, reliable, secure, and user-friendly project preparation software to maximize public sector users’ financing options – including PPPs – by providing well-prepared projects in a consistent and transparent way to the international community of contractors, investors, and lenders. The tool further enables the tracking and monitoring of projects throughout their lifecycle and effective project-related information dissemination including for the purpose of possible resource mobilization.

Sustainability Criteria

SOURCE provides a comprehensive map of all aspects to consider for the development of quality and sustainable infrastructure, covering governance, technical, economic, legal, financial, environmental and social issues.