JSON OS
6.2#13 in json toolsFree planFree planWeb
VisitJSON OS vs JSONZen
What both publish
| Fact | JSON OS | JSONZen |
|---|---|---|
| Schema validation | The editor validates JSON against JSON Schema using Ajv with format checks. | The validator uses Ajv 8 with ajv-formats and supports Draft 7, 2019-09 and 2020-12 schemas. |
JSON OS plans
- FreeFree
JSONZen plans
- FreeFree
- Pro$1, paid once
Pick JSON OS if…
JSON OS suits people who need browser-based tools for editing, checking, comparing, or exporting JSON, as well as writing and previewing Markdown. It may also fit users who want a no-signup workflow and local processing, as described by the maker.
Pick JSONZen if…
JSONZen suits people who want browser tools for common JSON tasks without signing up. Its Free plan fits light local snippet storage, while Pro adds cloud-synced snippets and larger share links.