Typora, Ulysses, iA Writer, RemNote, Capacities, Mark Text, nvALT, xTiles, Org mode, Publicnote, x-whnb, Hyperdraft, Novelist, Abricotine, synapsen, vim-pad, Emvi, TreeNoote, Notebag, SiYuan, Turtl, nvPY, Tangent Notes, Outlinely, Inkpad Notepad, Org-roam, MindForger, Zenkit Hypernotes, Auratikum, Notational Velocity, Unigraph, Notabase, DeepNotes, Bloks, Frontdoor, Cubox, Flowtelic, Scrapbox, Note Crypt, Notejoy, PopNotes are some alternatives to Roam Research.