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OpenSourceAlternatives

Vanta alternatives

3 projects to consider for your Vanta workflows.

3 open source

Explore Openlane, Comp AI and Probo. Each takes a different approach to your Vanta workflows. Read its capabilities and limitations to find the right fit.

Catalogue facts checked August 31, 2026

New

Openlane

Continuous compliance automation across many frameworks

Open sourceApache-2.0Self-hosted

Openlane is an Apache-2.0 open-source compliance platform that maps shared controls once across 16 frameworks and automates evidence collection from 100-plus integrations. It suits startups facing SOC 2 and teams that want evidence inside their own boundary; managed pricing starts at $450 per month while self-hosting trades license cost for operations work.[1][2]

Good fit. Startups facing a first SOC 2: the startup positioning, auditor collaboration, and unlimited-frameworks tier directly target getting audit-ready in weeks rather than quarters.[1][2]

Keep in mind. Teams without operations capacity: someone must run Go services, PostgreSQL, background workers, and upgrades for the self-hosted core, which is real infrastructure work the managed tier exists to absorb.[1]

Repository review signals: unknown status, very stale · Observed August 31, 2026.

Sources and editorial review

Source research. Reviewed on October 9, 2026. Written by Sanjib Sah. AI assisted; reviewed by a human editor.

We have not run or tested this product.

  1. theopenlane/core: open source compliance automation

    official · Observed October 9, 2026

    Official monorepo README: compliance programme scope, 16 frameworks, 100-plus integrations, policy/risk/trust-center/auditor workflows, Go/GraphQL/PostgreSQL/Docker stack, Apache-2.0 license, self-host instructions, GHCR images, K8s roadmap. Observed October 9, 2026.

  2. Best Compliance Automation Software for Startups in 2026

    official · Observed October 9, 2026

    Vendor comparison page for startups: startup positioning, SOC 2 in weeks claim, $450/mo compliance and $300/mo trust-center pricing, unlimited frameworks/users/integrations/SSO, Vanta/Drata/Secureframe comparison framing. Observed October 9, 2026; page dated September 2026.

Comp AI

Open source compliance automation for SOC 2 and ISO 27001

Open sourceAGPL-3.0Self-hostedManaged hosting

Teams facing SOC 2 or ISO 27001 audits who want an open, self-hostable compliance path will get the most from Comp AI. Its continuous evidence collection, control mapping, and auditor-ready outputs compress real audit scrambles, but quote-led pricing and occasionally flaky automations mean hands-off buyers should weigh Vanta instead.[1][2][3][4][5]

Good fit. Startups facing a first SOC 2 audit: continuous evidence plus auditor-ready outputs compress the exact scramble one co-founder reviewer describes, at open-source price flexibility.[1][2][3]

Keep in mind. Buyers wanting transparent self-serve pricing: the pricing page shows no dollar figure on any plan, and critical reviews call the quote-led cost too expensive for small teams.[1][2]

Repository review signals: unknown status, very stale · Observed October 3, 2026.

Sources and editorial review

Source research. Reviewed on October 9, 2026. Written by Sanjib Sah. AI assisted; reviewed by a human editor.

We have not run or tested this product.

74 public G2 reviews aggregating to 4.7 out of 5, inspected October 9, 2026; one labelled 19-word excerpt quoted from a September 2026 co-founder review (4.5 stars), plus a June 2026 VP Engineering review (5 stars) analyzed without quotation to stay within the 25-word-per-source limit, alongside the published critical-review themes on pricing and automation reliability. G2 sample is self-selected public reviewers writing in 2026, mostly small and mid-market operators; no independent prevalence or satisfaction inference is possible. Two critical reviews were inspected alongside positive ones, and both critical themes are reported as individual accounts, not product-wide defects. No Reddit thread was located, so Reddit sentiment is uninspected rather than absent.

  1. Comp AI official site

    official · Observed October 9, 2026

    Official homepage: AI compliance platform with 580-plus integrations, AI agents for vendor reviews and policies, 11 frameworks named, auditor collaboration, vendor portal, trust center, Starter/Growth/Scale/Enterprise plans each with Get a demo.

  2. Comp AI pricing

    official · Observed October 9, 2026

    Pricing page: no dollar figure on any plan; every tier carries Get a demo and Talk to sales, annual-versus-monthly toggle present but amounts undisclosed. Differs from earlier $1,499/$5,999 intake read.

  3. trycompai/comp repository

    official · Observed October 9, 2026

    Repository trycompai/comp: 99 percent AGPLv3 open core with closed /ee commercial directory; Next.js, Prisma, Tailwind, Trigger.dev, Upstash, Turborepo, Bun, Postgres; Docker Compose local development; about 2,024 stars and 424 forks at observation.

  4. Comp AI Vanta alternative page

    official · Observed October 9, 2026

    Vendor Vanta-alternative page: positions against Vanta on open source, pricing model, 11 native integrations plus custom agent, in-house auditors, dedicated success manager, migration support.

  5. Comp AI reviews on G2

    community · Observed October 9, 2026

    G2 product reviews: 74 reviews, 4.7 out of 5; inspected full reviews by Dan G. (co-founder, September 2026, 4.5 stars) and Jamie C. (VP Engineering, June 2026, 5 stars) plus published critical themes on pricing and automation reliability.

Probo

Self-hostable open source GRC platform with managed compliance officers

Open sourceMITSelf-hostedManaged hosting

Startups facing a first SOC 2 or ISO 27001 audit without in-house compliance staff will get the most from Probo. The managed tier pairs MIT-licensed, self-hostable software with a dedicated officer who writes policies, collects evidence, and talks to the auditor. But teams with an in-house security function that just wants tooling, or buyers who require documented SSO and data-residency answers, should keep comparing before committing. If you want compliance done for you, choose Probo managed; if you want to run it yourself for free, self-host Probo; if you want the established incumbent dashboard, choose Vanta.[1][2][3]

Good fit. The managed tier exists precisely for teams that need certification but cannot hire a compliance person, with the officer doing the work instead of handing over a checklist.[1][2]

Keep in mind. If staff already know how to run audits, Vanta-style pure software with an established auditor network may fit better than paying for an officer.[1]

Repository review signals: unknown status, stale · Observed October 12, 2026.

Sources and editorial review

Source research. Reviewed on October 12, 2026. Written by Sanjib Sah. AI assisted; reviewed by a human editor.

We have not run or tested this product.

  1. Probo official homepage

    official · Observed October 12, 2026

    Official homepage observed for positioning, frameworks, managed program, and repository link.

  2. Official Vanta alternatives comparison

    official · Observed October 12, 2026

    Official comparison observed for managed pricing, free self-hosted tier, and Vanta replacement positioning.

  3. getprobo/probo repository

    official · Observed October 12, 2026

    Repository observed for MIT license, stars, forks, commits, stack, APIs, and docs links.

Compare Vanta alternatives

Known catalogue facts at a glance. Columns with no reviewed values are omitted. “Not reviewed” means unknown, not that a capability is absent.

Known facts for Vanta alternatives
ProjectLicense policyHostingDeploymentEnterprise supportBest fit
OpenlaneApache-2.0 · OSI-approvedSelf-hostedNot reviewedNot reviewedNot reviewed
Comp AIAGPL-3.0 · OSI-approvedSelf-hosted + ManagedmoderateYesSOC 2 audit preparation; ISO 27001 compliance
ProboMIT · OSI-approvedSelf-hosted + ManagedmoderateYesSOC 2 audit preparation; ISO 27001 compliance

Before you switch

  • Check that the project covers the workflows and data you need to move.
  • Confirm that the license terms fit how you plan to run, modify, and distribute it.
  • Choose between self-hosting responsibility and a reviewed managed option.
  • Open the project page for repository freshness, review dates, and any unresolved requirements.
About Vanta

Vanta turned compliance from a consulting engagement into a software subscription. It connects to cloud accounts, identity providers, and code hosting, then continuously checks controls and collects the evidence an auditor will ask for.

It does not make you secure, and it is careful to say so. What it removes is the several weeks of screenshotting and spreadsheet assembly that used to precede every audit.

Vanta · From roughly $11,500/year, quoted per company · Checked August 31, 2026

Official website
How this list is ordered

Recommended · Organic catalogue order.

A deterministic editorial score using relationship confidence, category fit, logarithmic popularity, as-of maintenance and freshness, with bounded anomaly quarantine and known-data penalties. Payment is fixed at zero.

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