GlieseCoin is an improved digital currency inspired by BitCoin. It was designed and programmed and implemented by a former Amazon programmer. It was released and operated on January 12, 2023. The total number of GLCs is 20.5 million, corresponding to the 20.5 light-years of Gliese distance from the earth. The creation and transfer of GLC is based on an open source encryption protocol and is not managed by any central institution.