Distributors
- Slot Ltd (Moscow) distributed iS-DOS in Moscow and regions in 1990s, and issued paper books.
- Nemo (Saint-Petersburg) distributed iS-DOS in ex-USSR until 2004, and issued Open Letters electronic press.
- iS-DOS Support Team (Saratov Oblast) distributes iS-DOS in ex-USSR and issues iS-Files electronic press.
- NedoPC distributes TASiS as freeware.
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