# Engine

**URL:** https://forum.aurora.dev/c/engine/14.md

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## [About the Engine category](https://forum.aurora.dev/t/about-the-engine-category/366)

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**Author:** [@Aliaksei](https://forum.aurora.dev/u/Aliaksei)\
**Replies:** 0

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Discussing Aurora Engine

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## [Enable usage of ERC-20 as gas tokens](https://forum.aurora.dev/t/enable-usage-of-erc-20-as-gas-tokens/1981)

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**Author:** [@Alex](https://forum.aurora.dev/u/Alex)\
**Replies:** 9\
**Last updated:** [April 26, 2023, 10:39am UTC](https://forum.aurora.dev/t/enable-usage-of-erc-20-as-gas-tokens/1981 "2023-04-26T10:39:49Z")

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This post contains a proposal of the ERC-20 token support for gas fees feature rollout for Aurora engine. The rollout consists of two stages. The ERC-20 to be used as gas tokens should be whitelisted, the proposal which …