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Mattermost

mattermost.com · Customer communities · checked 2026-09-04

48/100DBand D

Rank 8 of 24 in Customer communities, where the median is 31.

We measured 12 of 12 criteria for Mattermost on 2026-09-04. We found 6 with a source and did not find 6 at the addresses we checked. That is a transparency score of 48 out of 100, band D.

Overview

Transparency labelsaas-ranking.com

Mattermost

mattermost.com · Customer communities

  1. A
  2. B
  3. C
  4. D
  5. E
  6. F
D 48of 100 Rank 8 of 24

Published commitments4 of 9 found

Measured behaviour2 of 3 found

Checked 2026-09-04. Every line links the page we found it on. A cross means we found nothing at the addresses we checked, not that the vendor has no such document. A transparency score, not a product rating.

We do not issue badges: a badge is the first step towards a paid placement, and there is none here. The SVG is a document with the date in it, for your own files.

The label is the whole measurement in one object: every criterion with its weight, the band, and the date. Public transparency score, not a product or security rating.

Every line in it links the page we found the result on, or lists the addresses we checked. A cross means we found nothing there, not that Mattermost has no such document.

What they state

The exact figures and names we read off the pages linked below, with the sentence they stand in. This is what they publish, not what we verified about their systems.

Gaps, heaviest first

✗

Data processing agreement

weight 3 of 3

No data processing agreement found.

Checked 8 addresses on 2026-09-04.

Show the 8 addresses we checked
  1. https://mattermost.com/legal/dpa – reached, no match (HTTP 404)
  2. https://mattermost.com/dpa – reached, no match (HTTP 404)
  3. https://mattermost.com/legal/data-processing-agreement – reached, no match (HTTP 404)
  4. https://mattermost.com/data-processing-agreement – reached, no match (HTTP 404)
  5. https://mattermost.com/legal/data-processing-addendum – reached, no match (HTTP 404)
  6. https://mattermost.com/legal/gdpr – reached, no match (HTTP 404)
  7. https://mattermost.com/trust/dpa – reached, no match (HTTP 404)
  8. https://mattermost.com/privacy/dpa – reached, no match (HTTP 404)

Is this wrong? Send us the URL

✗

Data location stated

weight 3 of 3

No statement about data location found.

Checked 7 addresses on 2026-09-04.

Show the 7 addresses we checked
  1. https://mattermost.com/security – reached, no match (HTTP 200)
  2. https://mattermost.com/trust – reached, no match (HTTP 404)
  3. https://mattermost.com/legal/privacy – reached, no match (HTTP 404)
  4. https://mattermost.com/privacy – reached, no match (HTTP 404)
  5. https://mattermost.com/privacy-policy – reached, no match (HTTP 200)
  6. https://mattermost.com/compliance – reached, no match (HTTP 200)
  7. https://mattermost.com/legal/privacy-policy – reached, no match (HTTP 404)

Is this wrong? Send us the URL

✗

Public pricing

weight 2 of 3

No public pricing with figures found.

Checked 5 addresses on 2026-09-04.

Show the 5 addresses we checked
  1. https://mattermost.com/pricing – reached and rendered, no match
  2. https://mattermost.com/pricing/ – reached, no match (HTTP 200)
  3. https://mattermost.com/plans – reached, no match (HTTP 200)
  4. https://mattermost.com/en/pricing – reached, no match (HTTP 404)
  5. https://mattermost.com/pricing-plans – reached, no match (HTTP 404)

Is this wrong? Send us the URL

✗

No third-party tracking before consent

weight 2 of 3

No consent-free first load found.

Checked 1 address on 2026-09-04.

Show the 1 address we checked
  1. https://mattermost.com/ – third-party requests before any interaction: app.qualified.com, cdn.bizible.com, cdn.cookielaw.org, client-registry.mutinycdn.com, js.qualified.com, p.typekit.net, pagead2.googlesyndication.com, use.typekit.net, www.google-analytics.com, www.googletagmanager.com

Is this wrong? Send us the URL

✗

Uptime SLA with a figure

weight 1 of 3

No uptime figure found.

Checked 6 addresses on 2026-09-04.

Show the 6 addresses we checked
  1. https://mattermost.com/legal/sla – reached, no match (HTTP 404)
  2. https://mattermost.com/sla – reached, no match (HTTP 404)
  3. https://mattermost.com/legal/service-level-agreement – reached, no match (HTTP 404)
  4. https://mattermost.com/trust/sla – reached, no match (HTTP 404)
  5. https://mattermost.com/uptime – reached, no match (HTTP 404)
  6. https://mattermost.com/legal/uptime-sla – reached, no match (HTTP 404)

Is this wrong? Send us the URL

✗

Named privacy contact

weight 1 of 3

No named privacy contact found.

Checked 7 addresses on 2026-09-04.

Show the 7 addresses we checked
  1. https://mattermost.com/legal/privacy – reached, no match (HTTP 404)
  2. https://mattermost.com/privacy – reached, no match (HTTP 404)
  3. https://mattermost.com/privacy-policy – reached, no match (HTTP 200)
  4. https://mattermost.com/legal/privacy-policy – reached, no match (HTTP 404)
  5. https://mattermost.com/legal/privacy-notice – reached, no match (HTTP 404)
  6. https://mattermost.com/trust/privacy – reached, no match (HTTP 404)
  7. https://mattermost.com/datenschutz – reached, no match (HTTP 404)

Is this wrong? Send us the URL

Evidence

The full source lists sit behind these two groups, so that the answer above stays readable.

Published, with a source 6
✓

Subprocessor list

weight 3 of 3

The actual list is published, not just a promise to keep one.

Source: https://mattermost.com/subprocessors/ · checked 2026-09-04

✓

Status page with history

weight 2 of 3

A public status page with incident history.

Source: https://status.mattermost.com/ · checked 2026-09-04

✓

HTTPS enforced with HSTS

weight 2 of 3

HTTP redirects to HTTPS and the HSTS header is set.

Source: https://mattermost.com/ · checked 2026-09-04

✓

Notice before subprocessors change

weight 2 of 3

The vendor commits publicly to giving notice before the list changes.

Source: https://mattermost.com/subprocessors/ · checked 2026-09-04

✓

Certifications named

weight 1 of 3

SOC 2 or ISO 27001 named on a public page.

  • Named on that page ISO/IEC 27001, SOC 2 Type II.
    Show the 2 exact wordings

    olicy Featured Documents SOC 2 Type II Report (2025) Mattermost SOC 2 Bridge Letter 2026 Mattermost ISO 27001 (2022) Certificate 2025: Mattermost Mobile Retest 2025: Mattermost Enterprise Retest 2025:...

    Read at https://trust.mattermost.com/

    solution (SSO) to manage employee access Has a status page Has a privacy policy Featured Documents SOC 2 Type II Report (2025) Mattermost SOC 2 Bridge Letter 2026 Mattermost ISO 27001 (2022) Certifica...

    Read at https://trust.mattermost.com/

Source: https://trust.mattermost.com/ · checked 2026-09-04

✓

security.txt (RFC 9116)

weight 1 of 3

Served at /.well-known/security.txt.

Source: https://mattermost.com/.well-known/security.txt · checked 2026-09-04

History

Not enough completed runs yet to draw a line. The next runs fill this in.

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