Tools
Practical calculators for low-carbon engineering.
Quick utilities we use ourselves, open and free for anyone working on the energy transition.
Ionect tools, practical calculators for low-carbon engineeringEnergy Unit Converter
Convert between joules, kWh, MWh, BTU, therms, and tonnes of oil equivalent.
OpenHydrogen Unit Converter
Convert hydrogen quantities between mass, volume, and energy units.
OpenCO₂ Emissions Calculator
Estimate CO₂ emissions from any fuel, electricity grid, or industrial process. Based on IPCC, IEA, Ember, and DEFRA factors.
OpenGreen Hydrogen Calculator
Estimate hydrogen production from electricity, size an electrolyser for a target H₂ output, check RFNBO compliance, and compute LCOH. For engineers and project developers.
OpenE-Fuel Cost Estimator
Estimate the levelised cost of e-methanol, e-SAF, e-ammonia and synthetic fuels, with feedstock breakdown, green premium, and CO₂ abatement cost. For engineers and Power-to-X developers.
Open