In 2018, the Russian Virtual Computer Museum (RVCM, www.computer-museum.ru ), created on the Internet by Edward Proydakov, celebrated its twentieth anniversary. Over the past two decades of its existence, the RVCM (also VCM) has taken its rightful place in the historical section of the Russian and the world’s Internet. The popularity of RVCM in the worldwide Internet space is ensured by its English-language version, functioning in parallel with its Russian-language version and providing accessibility for foreign guests. Every day, various sections of the RVCM are visited on an average by two thousand people. A large collection of books, documents and articles related to computer science subjects is stored in digitized form in RVCM. Currently, RVCM on the history of Soviet computers and computer science is the largest computer museum in the world. This article reveals the very existence of RVCM and its main features to the computer community. On the one hand, the advantages of RVCM compared to other computer museums on the Internet are shown. Analysis of its content is done in the article, and some shortcomings of the RVCM are identified and ways to improve its structure are outlined.