Open-source alternatives guide · Updated 2026

Best open-source alternatives to Vanta

Compare the best free and open-source alternatives to Vanta — 4 verified projects with explicit catalog relationships. Inspect licenses, GitHub activity, self-hosting signals, and migration fit before you switch.

4verified alternatives
1self-hosted signals
2categories

Only explicit alternative relationships are shown—never inferred competitor claims.

Overview

This guide compares 4 verified open-source alternatives to Vanta, including Comp AI, Probo, VerifyWise, and Openlane.

Projects appear across AI & Machine Learning and Infrastructure. 1 option includes a self-hosting signal — see the self-hosted catalog. Ranking follows public GitHub stars and recorded momentum—not vendor marketing. Compare projects side by side, then confirm license fit, migration effort, and operational ownership before adopting any option.

Strongest repository-activity signal: Comp AI · Jump to ranking · 1.7K stars

About Vanta

Proprietary product with documented open-source alternatives cataloged on OpenSourceChoice. Compare licenses, repository activity, and self-hosting options befo

Ranked open-source alternatives to Vanta

Compare capabilities, licensing, and ownership model. Stars help with discovery; they are not a security or product-fit guarantee.

Comp AI

Open-source alternative to Vanta

AI & Machine LearningAGPL-3.0AI-native

AI Native platform to get companies compliant - Vanta & Drata Alternative

AI Native platform to get companies compliant - Vanta & Drata Alternative Review the official repository, license, release activity, and deployment documentation before production

Best for: AI product teams
Deployment: Inspectable source
License: AGPL-3.0
Activity: Updated 26 hours ago

Key capabilities

open-source

nextjs

tailwindcss

Probo

Open-source alternative to Vanta

InfrastructureMIT

Open source solutions for SOC2, GDPR, and ISO27001

Open source solutions for SOC2, GDPR, and ISO27001 Review the official repository, license, release activity, and deployment documentation before production adoption.

Best for: Infrastructure teams
Deployment: Inspectable source
License: MIT
Activity: Updated 27 hours ago

Key capabilities

gdpr compliance iso27001 grc

VerifyWise

Open-source alternative to Vanta

AI & Machine LearningLicense not declaredAI-native

Complete AI governance and LLM Evals platform with support for EU AI Act, ISO 42001, NIST AI RMF and 20+ more AI frameworks and regulations. Join our Discord channel: https://discord.com/invite/d3k3E4uEpR

Complete AI governance and LLM Evals platform with support for EU AI Act, ISO 42001, NIST AI RMF and 20+ more AI frameworks and regulations. Join our Discord channel: https://disco

Best for: AI product teams
Deployment: Inspectable source
License: License not declared
Activity: Updated Jul 15, 2026

Key capabilities

ai compliance llm-evaluation iso27001

Openlane

Open-source alternative to Vanta

AI & Machine LearningApache-2.0Self-hostedAI-native

Open source compliance automation for SOC 2, GDPR, ISO27001, NIST 800-53, and more

Open source compliance automation for SOC 2, GDPR, ISO27001, NIST 800-53, and more Review the official repository, license, release activity, and deployment documentation before pr

Best for: AI product teams
Deployment: Self-hostable
License: Apache-2.0
Activity: Updated Jul 15, 2026

Key capabilities

How to choose a Vanta alternative

Map must-have capabilitiesList the workflows in Vanta you cannot drop during migration.

Verify the licenseConfirm it fits your use, distribution, and compliance model. Browse license briefs.

Run a proof of conceptTest real data, integrations, clients, and failure modes. Use Compare for side-by-side checks.

Plan ownershipAssess upgrades, backups, support, and an exit path. Read when self-hosting is worth it.

Frequently asked questions about Vanta alternatives

What are the best open-source alternatives to Vanta?

OpenSourceChoice currently lists 4 projects with an explicit alternative relationship to Vanta. Catalog highlights include Comp AI, Probo, and VerifyWise. Rankings follow public GitHub stars and recorded momentum—not paid placement. Match capabilities and license fit to your workflow before adopting any option.

Are open-source alternatives to Vanta free?

Most catalogued alternatives publish source under OSI or source-available licenses and are free to inspect. Hosting, commercial support, or cloud model APIs may still cost money. Always read the project license for your use case.

Can I self-host an alternative to Vanta?

1 option in this list carry a self-hosting signal. Confirm the official install guide, backups, upgrades, and hardening steps before production.

How should I evaluate Vanta alternatives?

Map must-have Vanta workflows, verify license and compliance fit, run a proof of concept with real data and integrations, then plan ownership for upgrades, backups, support, and an exit path.