Here are 16 free VPS services. Most require a foreign credit card, which can be challenging to obtain.

1 — Oracle Cloud

Permanently free: Two 1C1G instances + 4C24G ARM instances.
Recommended regions: Seoul (South Korea), Tokyo/Osaka (Japan), San Jose/Phoenix (USA). Some IP ranges unlock Netflix.
Storage: 45GB (expandable up to 200GB total).
Traffic: 10TB/month.
Notes: Max 6 IPv4 addresses. Ideal for AMD + ARM hybrid setups.
🔗 https://www.oracle.com/cloud/

2 — Google Cloud Platform (GCP)

Free trial: 3 months with $300 credit.
Speed: 1Gbps. Recommended region: Hong Kong.
Requires: Physical credit card.
🔗 https://cloud.google.com/

3 — AWS

Free tier: 1 year. Traffic: 15GB/month.
Risk: Prone to unexpected charges. Use with caution.
🔗 https://aws.amazon.com/

4 — Microsoft Azure

Free tier: 1 year (1 Linux + 1 Windows B1S instance, 64GB storage).
Student offer: $100 credit (no credit card, requires EDU email).
🔗 https://azure.microsoft.com/en-us/

5 — Civo

Free: UK-based VPS for 1 month. Unlocks Netflix.
Requires: Credit card.
🔗 https://www.civo.com

6 — LinuxONE

Free: 120 days. No credit card needed.
Restrictions: Avoid VPN-related scripts, heavy traffic.
🔗 https://linuxone.cloud.marist.edu/#/login

7 — Hax VPS

IPv6-only with IPv4 support via reverse proxy.
Config: 1C512MB. Requires: Telegram account.
Renewal: Manual weekly renewal.

8 — Huawei Cloud

Free trial: 1500 hours. Requires: Credit card.
🔗 https://activity.huaweicloud.com/intl/zh-cn/free_packages/

9 — Alibaba Cloud International

Free tier: 12 months (1C1G) or 3 months (2C2G).
Requires: Credit card.
🔗 https://www.alibabacloud.com/zh/campaign/free-trial

10 — Vultr

Free: $100 credit for 1 month. Requires: Credit card.
🔗 https://www.vultr.com/?ref=8981484-8H

11 — Linode

Free: $100 credit for 2 months. Bandwidth: 1G-12G.
Requires: Credit card.
🔗 https://linode.gvw92c.net/100dollar

12 — DigitalOcean

Free: $100 credit. Requires: Credit card/PayPal.
GitHub Student Pack: Additional $100 (needs EDU email).
🔗 https://m.do.co/c/184d7dbaa8b6

13 — Euserv

Free: German IPv6 VPS. Activation fee: €10.
Limitations: Slow activation, unstable neighbors.
🔗 https://euserv.com/

14 — Kamatera

Free trial: $300 credit for 1 month.
Config: Up to 40 cores, 512GB RAM, 4TB SSD.
Regions: US, Canada, Europe, Israel, Hong Kong.
Requires: $2 card verification.
🔗 https://www.kamatera.com/express/compute/

15 — Yandex Cloud

Free trial: 4000 RUB (~$55) for 60 days.
Requires: 3D-secure card (Russian virtual card recommended).
🔗 https://concole.cloud.yandex.ru/

16 — Evolution Host

Free: Requires active blog with their banner.
🔗 https://evolution-host.com/free-vps.php

⚠️ Warning: Free services have limitations. Avoid storing critical data on free VPS. For production, use paid providers like Alibaba Cloud, Google Cloud, AWS, or Azure.