| Tonga NDC3,0, LT-LEDS Review, Waste Secotor MRV and Youth Climate Change Awareness projectIATI | environmental | Tonga | Feb 2025 → Jul 2027 | $0 of — | | |
| Tonga Climate Finance Strategy and donor engagement supportIATI | environmental | Tonga | May 2024 → Jan 2027 | $0 of — | | |
| Implementation of the Fanga’uta Lagoon Stewardship Plan and Replication of Lessons Learned to Priority Areas in Vava’u (Tonga R2R Phase 2)IATI | environmental | Tonga | Feb 2024 → Feb 2029 | $0 of — | | |
| Strengthening Community Resilience in TongaIATI | environmental | Tonga | Apr 2025 → Oct 2028 | NZ$0 of — | | |
| Tonga Coastal ResilienceIATI | environmental | Tonga | Jul 2024 → Aug 2031 | $0 of — | | |
| Building the Climate Resilience of Children and Communities through the Education Sector (BRACE)IATI | environmental | Tonga | Jul 2025 → Sep 2030 | $0 of — | | |
| Climate Change Programme - Pacific Climate Mobility Partnerships (PCCMHS Phase 3)IATI | environmental | Tonga | May 2026 → Nov 2030 | NZ$0 of — | | |
| Climate Finance Anchor Investment: Climate Evidence and AdviceIATI | environmental | Tonga | May 2023 → Jun 2027 | NZ$0 of — | | |
| Support to Strengthen Pacific National Hydrological Meteorological ServicesIATI | environmental | Tonga | Feb 2026 → Nov 2030 | NZ$0 of — | | |
| Tonga-Aotearoa NZ Country Flexible FinanceIATI | environmental | Tonga | May 2023 → Jan 2029 | NZ$0 of — | No tags | |
| Climate Change Programme - Building resilient systems for integrated water resource managementIATI | environmental | Tonga | Jan 2020 → Dec 2026 | NZ$0 of — | | |
| MFC1-06 Climate Resilient Seed Production, TongaIATI | environmental | Tonga | May 2024 → Mar 2027 | NZ$0 of — | | |
| Tonga Incentivising Public Sector Reform 24/25IATI | environmental | Tonga | Jun 2025 → Dec 2026 | NZ$0 of — | | |
| Tonga Incentivising Public Sector Reform 25/26 - 26/27IATI | environmental | Tonga | Jun 2026 → Sep 2027 | NZ$0 of — | | |
| Fale Alea 'o Tonga (Tonga Parliament Building)IATI | environmental | Tonga | Mar 2022 → Mar 2029 | NZ$0 of — | | |
| WHO conducts risk and capacity assessments and supports the development and implementation of national preparedness and readiness plans, including tailored prevention and mitigation strategies for specific hazardsIATI | environmental | Nuku'alofa | Jan 2026 → Dec 2027 | $0 of — | | |
| WHO strengthens surveillance and alert systems, including diagnostics and laboratory capacities, for the effective monitoring of public health threats and the rapid detection, verification, risk assessment and grading of public health eventsIATI | environmental | Nuku'alofa | Jan 2026 → Dec 2027 | $0 of — | | |
| Transforming food systems through ecosystem-based approaches to combat land degradation and loss in ecosystem services in value-chains in Tonga (PPG)IATI | environmental | Tonga | Jan 2025 → Dec 2026 | $0 of — | | |
| Technical support to smallholder dairy developmentIATI | environmental | Tonga | Jul 2025 → Jun 2027 | $0 of — | | |
| Transforming food systems through ecosystem-based approaches to combat land degradation and loss in ecosystem services in value-chains in TongaIATI | environmental | Tonga | Mar 2026 → Mar 2030 | $0 of — | | |
| Sustainable Economic Corridors and Urban Resilience ProjectIATI | environmental | Nuku'alofa | Apr 2026 → Jun 2032 | $0 of — | | |
| Tonga First Fiscal, Disaster, and Climate Resilience Development Policy Operation with a Catastrophe Deferred Drawdown OptionIATI | environmental | Nuku'alofa | Jan 2024 → Dec 2026 | $0 of — | | |
| Tonga Safe and Resilient Schools ProjectIATI | environmental | Kingdom of Tonga | Dec 2021 → Sep 2029 | $0 of — | | |
| Tonga Second Fiscal, Disaster, and Climate Resilience Development Policy OperationIATI | environmental | Nuku'alofa | May 2025 → Dec 2026 | $0 of — | | |
| The Indigenous climate action partnershipIATI | environmental | Tonga | Mar 2025 → Dec 2026 | CA$0 of — | | |