Gunbattles have been reported around the presidential palace between the military and members of the ousted president's security forces.
Through the day on Sunday politicians reportedly made progress on forming a unity government to fill the power vacuum, with the details of who will be part of that expected on Monday.
But the security situation is still fragile, anxious residents are arming themselves against the police and the army.
And food and fuel supplies are running short, as shops and markets remain closed for a second day.
Al Jazeera's James Bays reports from Tunis, the capital.
Source: Al Jazeera