Here is the current list of software with unknown status:
6 day, Adventure Book, Adventurescape, AdvSys, AGiliTy, Aimfiz, AScape, Ashminster, AXMA Story Maker, Borogove, Creative Adventure Toolkit, Curveship-py, Eamon, Escenadil, Fizmo, GAGS, GAME4.0, Geas, Gelek, GLUZMA, Hatrack II, HugoJS, Hypedyn, IF D-pad, Inform, Jade, Jadis, JSZM, Level9, M3ZVM, NgPAWS, PSZM, QSP, Rebot, Rezrov, Salet, ScottFree, Slackifpy, Smash, StoryHarp, StoryNexus, SUDS, Superglús, SWAN, TAVERN, Textallion, Texture, Transmatte, Trizbort.io, Undum, URQ, Viola, Windows Frotz 2002, Windrift, WinPAW, XZip, Zax, ZILF, Zork Machine Interpreter and Debugger, ZXZVM
Do you know about any of them?
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