Developer Tools

JSON Hero

Source: triggerdotdev/jsonhero-web · ★ 10754 · TypeScript

Last updated 2026-06-06 · benchmark measured 2026-09-10 — deterministic & reproducible

A web-based JSON viewer with search, schema inference, and shareable links.

Is JSON Hero production-ready?

Legit.Show scores JSON Hero 68 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on JSON Hero (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Reliability; its weakest is Security. Every frame it averages is published with its evidence on the Legit.Show listing.

The 7 Frames

• Performance — 65/100
• Accessibility — 80/100
• Security — 25/100
• Privacy — 70/100
• Reliability — 100/100
• Standards — 79/100
• Discoverability — 60/100

What we measured

• No Content-Security-Policy and no HSTS.
• Served over HTTPS with a valid certificate.
• Real Lighthouse performance run — 489 ms to first byte.
• Returns a proper 404 for unknown routes.
• 2 of 2 sampled routes reachable.
• Has a reachable privacy policy.
• Sets cookies / loads scripts with no consent prompt.
• Discoverable: OpenGraph image.

Who it's for

Developers · Data analysts · API consumers · JSON users

Visit JSON Hero → · Alternatives to JSON Hero → · How this was measured →