# GZX Software > Data-rich marketplace for renewable natural gas (RNG), RTCs, ITC/PTC tax credits, LCO2, and compliance credits (RIN, LCFS, CFP), plus 45Z/45V credit simulators and MeterSync production-matching software. ## Pages - [Home](/home): Overview of GZX Software's marketplaces and tools. - [RNG, RTC, ITC/PTC & LCO2 Marketplace](/home-rng-rtc): Trade renewable natural gas, renewable thermal certificates, tax credits, and LCO2. - [RIN, LCFS & CFP Marketplace](/home-compliance-credits): Broker-free digital marketplace for compliance credits. - [MeterSync](/home-metersync): RNG production and dispensing matching software. - [45Z Scenario Simulator](/45z-calculator): Stress-test 45Z credit outcomes under proposed regulations. - [45V Credit Simulator](/45v-optimizer): Model RNG-to-hydrogen feedstock impact on 45V credits. - [Contact](/contact): Reach the GZX team. - [Privacy Policy](/privacy-policy): How GZX handles user data. ## Optional - [Marketplace App](/marketplace): Authenticated marketplace dashboard. - [MeterSync App](/metersync): Authenticated MeterSync workspace.