What is clearjson?
clearjson is a MCP server by wayknow that large-file-safe JSON MCP server. Format, validate, search, JSONPath query, deep diff, and format conversion (CSV/TSV/YAML/TypeScript). 10 tools, zero dependencies. It is listed under Developer tools and has no public popularity data yet.
| Type | Mcp server |
|---|---|
| Author | wayknow |
| Repository | wayknow/clearjson |
| Popularity | no public popularity data yet |
| Category | Developer tools |
| Security | Low risk (96/100) |
| Rank | #3,930 of 4,418 MCP servers; #729 in Developer tools |
| License | MIT |
| Last commit | 2026-10-12 |
| Runs | Locally |
| Language | TypeScript |
Is clearjson safe to install?
clearjson scores 96/100 on the MCPMods security check: Low risk. No checks raised a concern. It passed 5 of 6 checks.
MCP server results come from listing signals: who publishes it, where your data goes and what it can do. The code itself is not scanned yet.
| Check | Result |
|---|---|
| Community-built server | Note |
| Runs on your machine only | Pass |
| No credentials mentioned | Pass |
| Read-only by description | Pass |
| No code execution | Pass |
| Source on GitHub | Pass |
How do I install clearjson?
- Find the launch command. The README says how the server starts (npx, uvx, docker or a remote URL) and which API keys it needs.
https://github.com/wayknow/clearjson
- Add it to Claude Code. Replace the part after -- with the command from the README. Remote servers use --transport http with a URL.
claude mcp add clearjson -- <command from README> claude mcp add --transport http clearjson <server-url>
- Check it connected. This lists your MCP servers and their status.
claude mcp list
Or ask Claude to set it up
Paste this into Claude Code and it installs clearjson for you:
Add the "clearjson" MCP server from https://github.com/wayknow/clearjson to Claude Code. Read its README for the launch command and any API keys I need, run claude mcp add, then check that it connects.