Cryptee - Cryptee is a safety and privacy focused, encrypted and cross-platform personal data storage service. You can write personal documents, notes, journals, store photos and all sorts of other files.
Trace - Visualized Node.js monitoring
bilgge. - a privacy-paranoid free service for your notes and secrets
WeBlock - Weblock allows you to block online content.
Dclouds - Blockchain-based alternative to iCloud.
SponsorBlock - SponsorBlock is an open-source crowdsourced browser extension to skip sponsor segments in YouTube videos.