HavenTools vs ProtocolProbe
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
HavenTools compared with ProtocolProbe
| Detail | 
HavenTools | 
ProtocolProbe |
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| What it does | Free, privacy-first browser-based developer and utility tools that run entirely locally
| Free directory of MCP server facts with checked information from public records
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| Stage | Not given
| Not given
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| Founded | Not given
| Not given
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| Based in | Not given
| Not given
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| Pricing model | Free
| Free
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| Pricing | Not given
| Not given
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| Key features | - JSON formatting, validation, and conversion tools
- PDF merge, split, extract, rotate, and inspect
- Image compression, resize, convert, crop, and watermark
- CSS generators for gradients, shadows, grids, flexbox, and transforms
- Time and date calculation tools
- Client-side data processing with no server uploads
- Text conversion and manipulation tools
- File conversion and manipulation
| - Free JSON API with no authentication required
- Server search and filtering by name and description
- Rankings by downloads, stars and record checks
- Server comparison and topic filtering
- Self-test command for your own server
- Record checks with badge for README
- Corrections log tracking fact updates
- CC BY 4.0 licensed data export
- Change tracking for registry updates
- Allowlist export for company filtering
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| What makes it different | - Privacy first by design: all data processing runs entirely in your browser
- Lightning-fast performance with no server round-trips
- No signup, no ads, no paywalls required
- Open-source suite
- Comprehensive collection with 100+ tools covering JSON, PDF, images, CSS, text, and more
| - Scheduled re-checking of all facts on a regular basis, unlike the official registry which only checks on publication
- Every fact shown with its source and the date checked
- No ads, sponsors or paid placements; income never changes listings or rankings
- Corrections publicly logged and requests always answered with reasoning
- Open API accessible to everyone without authentication key
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| Free plan | Not given
| Not given
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| Open source | Not given
| Not given
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| Platforms | Not given
| Not given
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| Public API | Not given
| Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 2 ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 4 | 3 |
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| Citation Flow (Majestic) | 17 | 22 |
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| Referring domains (Majestic) | 5 | 7 |
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4 details filled in for both companies.
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