New: Don't Sleep (Jul 11, 2022), Platform 22.0.1 (Jul 21, 2022)
400+ real apps (48GB), 1.05 billion downloads, Please donate.
I have got a detection from Avira Antivirus during instalaltion of Opera Portable. I uninstalled it.
Same alert from Avira here. Not updated at moment.
It's clean as always, as you can confirm with this VirusTotal scan: https://www.virustotal.com/#/file/75ed7233744b7554dff212f8111144a506fc40...
Avast has relatively frequent issues with false positives. You'll have to wait for them to fix their error.
Sometimes, the impossible can become possible, if you're awesome!