Free Software Directory - The Free Software Directory is a project of the Free Software Foundation (FSF) and United Nations...
Universal Dapp Store - Discover decentralized apps on ETH, Blockstack, IPFS & more
Softpedia - A library of over 1,000,000 free and free-to-try applications for Windows, Mac, Linux and Smartphones, Games and Drivers plus tech-focused news and reviews
DappRadar - A list of the best decentralised Ethereum applications
Opensource Builders - Find open-source alternatives to commercial apps
AppScope - Appscope, one of the leading directories for Progressive Web Apps (PWAs).