DNS
Quad9 – Switzerland-based, GDPR compliant, privacy-focused, 100% free, no IP logging, no query logging, blocks malicious domains, and supports both DNS-over-HTTPS (DoH) and DNS-over-TLS (DoT) for encrypted queries.
Cloudflare 1.1.1.1 – US-based, privacy-focused, 100% free, no IP logging, deletes query logs within 24 hours, supports DNS-over-HTTPS (DoH) and DNS-over-TLS (DoT) for encrypted queries, blocks malware and optional adult content, widely regarded as the fastest DNS in the world.
VPN
Proton VPN – Switzerland-based, GDPR compliant, privacy-focused with a strict no-log policy, top-tier encryption, and 12,008 servers in 117 countries worldwide. 
NordVPN – Panama-based, GDPR compliant, privacy-focused with a strict no-log policy, top-tier encryption, and 7,407 servers in 118 countries worldwide.
Infomaniak kMail – Switzerland-based, GDPR compliant, privacy-focused, secure, and OpenPGP support. Offers free lifetime email with 20GB storage (@etik.com, @ik.me, @ikmail.com, or a custom domain). Additional custom domain emails available at a low price.
Proton Mail – Switzerland-based, GDPR compliant, privacy-first, secure, strict E2EE, and zero-access encryption.
Password Managers
Proton Pass – Switzerland-based, GDPR compliant, E2EE, hide-my-email aliases, integrated 2FA authenticator, and dark web monitoring. They even offer a free plan.
Cloud Storage
Proton Drive – Switzerland-based, GDPR compliant, privacy-focused, E2EE, and retains 200 versions of each file for 10 years.
Infomaniak kDrive – Switzerland-based, GDPR compliant, comprehensive collab tools, retains unlimited versions of each file for 90 days, and very competitive price.
Search Engines
Startpage – Netherlands-based, GDPR compliant, private search using Google results without tracking. No personal data or history collected.
Qwant – France-based, GDPR compliant, uses its own index plus Bing results. No tracking of searches or personal data; anonymized ad data shared with Microsoft.
DuckDuckGo – US-based, not GDPR compliant (but privacy-focused), uses 400+ sources including Bing. No tracking of searches or personal info; anonymized logs for improvements.