Vanta costs $400/mo.
These cost $0.
2 free alternatives to Vanta, checked for license, recent activity and real adoption. Each one tells you the catch, so you can switch with your eyes open.
Vanta vs Free Alternatives Matrix
Quick side-by-side comparison · $0/mo vs $400/mo
| Alternative | Type | License | Where It Runs | Stars | Head-to-Head |
|---|---|---|---|---|---|
| Comp AI | open source | cm0zftngg00pz94snxajamc81 | Self-host | ★ 2.1k | Vanta vs Comp AI → |
| Probo | open source | cm0zfi6as00pd94snuk3byy9o | Self-host | ★ 1.5k | Vanta vs Probo → |
The picks
2 open source · ranked by fit
- 01
Comp AI
open sourcecm0zftngg00pz94snxajamc81Self-host2.1knov 2026An alternative to Drata & Vanta for compliance.
The catch vs VantaRequires self-hosting setup, updates, and server maintenance compared to managed Vanta.
Install, platforms & data +
- platforms
- webself-hosteddocker to self-host
- install
- Clone https://github.com/trycompai/comp or deploy with Docker Compose
- setup
- Deploy via Docker or binary release from GitHub and configure environment variables.
- your data
- All application data and configuration live on your own server or local database.
- checked
- 2026-11-04
- 02
Probo
open sourcecm0zfi6as00pd94snuk3byy9oSelf-host1.5knov 2026Streamline SOC2, GDPR, and ISO27001 compliance with open-source tools, expert guidance, and no vendor lock-in.
The catch vs VantaRequires self-hosting setup, updates, and server maintenance compared to managed Vanta.
Install, platforms & data +
- platforms
- webself-hosteddocker to self-host
- install
- Clone https://github.com/getprobo/probo or deploy with Docker Compose
- setup
- Deploy via Docker or binary release from GitHub and configure environment variables.
- your data
- All application data and configuration live on your own server or local database.
- checked
- 2026-11-04
Frequently Asked Questions
Direct answers · Vanta open-source replacements
What is the best free alternative to Vanta?+
The top free alternative to Vanta is Comp AI (open source, cm0zftngg00pz94snxajamc81). An alternative to Drata & Vanta for compliance. Other popular Vanta replacements include Probo.
Can I self-host a free replacement for Vanta?+
Yes. Of the 2 free alternatives to Vanta, 2 can be self-hosted on your own server or local machine: Comp AI (cm0zftngg00pz94snxajamc81), Probo (cm0zfi6as00pd94snuk3byy9o).
How much does switching from Vanta to a free alternative save?+
Vanta starts at $400/month per seat ($4,800/year). Switching a 5-person team to a free alternative like Comp AI saves $24,000 per year in software subscription fees.
Should I vibe-code or build my own Vanta clone from scratch?+
Our build verdict for Vanta is NOT REALLY (use a free alternative, save the tokens). Instead of paying recurring SaaS fees for Vanta or rebuilding it from scratch, deploy one of the 2 battle-tested open-source alternatives like Comp AI or Probo.
What is the catch when switching from Vanta to Comp AI?+
Requires self-hosting setup, updates, and server maintenance compared to managed Vanta.
