Legit.Show measured TabX's Security frame at 45/100. Security headers present: HSTS. Served over HTTPS with a valid certificate.

How does Legit.Show measure TabX?

Legit.Show scores seven frames — Performance, Accessibility, Security, Privacy, Reliability, Standards and Discoverability — deterministically from the public surface (URL, HTTP headers, real Lighthouse), with no LLM in the scoring path. See legit.show/methodology.

Productivity

TabX

Last updated 2026-09-30 · benchmark measured 2026-09-30 — deterministic & reproducible

TabX is a Chrome extension that remembers every page you read and lets you search or chat with your browsing history.

74/100

7/7 frames

Top 64% of 14,542 measured

Legit Benchmark — the simple average of 7 measured frames. Frames we could not measure are left out of the average, never counted as zero. Every frame is shown below with its evidence.

Checked 2026-09-30 · scores move as sites change

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To cite this score: legit.show/s/tabx-dev/2026-09-30. That address never changes; this page moves with every re-measure.

Legit.Show scored TabX 74/100 on 2026-09-30, measured across all 7 frames from its public surface. legit.show/s/tabx-dev/2026-09-30

Is TabX production-ready?

Legit.Show scores TabX 74 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on TabX (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Reliability; its weakest is Privacy. Every frame it averages is published with its evidence on the Legit.Show listing.

The 7 Frames

Performance — 75/100
Accessibility — 96/100
Security — 45/100
How this compares across the catalogue: The Web Security Baseline
Privacy — 0/100
How this compares across the catalogue: The Privacy Gap
Reliability — 100/100
Standards — 100/100
Discoverability — 100/100

What we measured

Security headers present: HSTS.
No Content-Security-Policy.
Served over HTTPS with a valid certificate.
Real Lighthouse performance run — 203 ms to first byte.
Returns a proper 404 for unknown routes.
3 of 3 sampled routes reachable.
No privacy policy found.
Sets cookies / loads scripts with no consent prompt.

Who it's for

Chrome users · researchers · knowledge workers · tab hoarders · productivity enthusiasts

Pricing

Free with 7-day Pro trial; Pro tier available (no specific price stated)

Sources and updates

Description: Taken from tabx.dev's own website on 2026-09-30.
Operator: TabX, as named in tabx.dev's terms, privacy page or footer.
Benchmark: Measured by Legit.Show from the live site, the way any visitor sees it — with no access to its code or accounts. Same method for every product, and no AI decides the score. Last checked 2026-09-30.

Put together from public information, without TabX's involvement. If anything here is wrong, tell us and a person will check it.

Visit TabX → · Alternatives to TabX → · How this was measured →