MCP server registry, checked every day
The full official MCP Registry: 61,326 servers and 241,494 versions, checked every night against public bug databases. A red flag means someone reported a problem. Look before you install.
61,326servers watched
87have a reported issue
9list a version with a reported issue
Last checked 10 hours ago. No flag does not mean safe, only that nothing has been reported publicly. For a full trust grade, see the graded directory.
| Server | Runs as | Listed version | Reported issues |
|---|---|---|---|
| Port 143 Whether 143 is a common TCP/UDP port. | remote | 1.0.01 version | None reported |
| Port 110 Whether 110 is a common TCP/UDP port. | remote | 1.0.01 version | None reported |
| MIME xml Public MIME token for xml. | remote | 1.0.01 version | None reported |
| MIME svg Public MIME token for svg. | remote | 1.0.01 version | None reported |
| MIME wav Public MIME token for wav. | remote | 1.0.01 version | None reported |
| MIME pdf Public MIME token for pdf. | remote | 1.0.01 version | None reported |
| MIME png Public MIME token for png. | remote | 1.0.01 version | None reported |
| MIME mp3 Public MIME token for mp3. | remote | 1.0.01 version | None reported |
| MIME mp4 Public MIME token for mp4. | remote | 1.0.01 version | None reported |
| TCP/UDP port range TCP/UDP port range | remote | 1.0.01 version | None reported |
| Port 53 Whether 53 is a common TCP/UDP port. | remote | 1.0.01 version | None reported |
| Port 25 Whether 25 is a common TCP/UDP port. | remote | 1.0.01 version | None reported |
| Port 23 Whether 23 is a common TCP/UDP port. | remote | 1.0.01 version | None reported |
| text/markdown marker text/markdown marker | remote | 1.0.01 version | None reported |
| Port 20 Whether 20 is a common TCP/UDP port. | remote | 1.0.01 version | None reported |
| Port 21 Whether 21 is a common TCP/UDP port. | remote | 1.0.01 version | None reported |
| KiB to bytes KiB to bytes | remote | 1.0.01 version | None reported |
| Megabytes to gigabytes Megabytes to gigabytes | remote | 1.0.01 version | None reported |
| Liters to US gallons Liters to US gallons | remote | 1.0.01 version | None reported |
| Centimeters to inches Centimeters to inches | remote | 1.0.01 version | None reported |
| Meters to feet Meters to feet | remote | 1.0.01 version | None reported |
| RGB tuple shape RGB tuple shape | remote | 1.0.01 version | None reported |
| Latitude/longitude numeric shape Latitude/longitude numeric shape | remote | 1.0.01 version | None reported |
| RFC 6838 media type shape RFC 6838 media type shape | remote | 1.0.01 version | None reported |
| Line count, text discarded Line count, text discarded | remote | 1.0.01 version | None reported |
| Unix day number Unix day number | remote | 1.0.01 version | None reported |
| UUID v7 time-sortable shape UUID v7 time-sortable shape | remote | 1.0.01 version | None reported |
| BLAKE2s hex length, input discarded BLAKE2s hex length, input discarded | remote | 1.0.01 version | None reported |
| Cache-Control max-age shape Cache-Control max-age shape | remote | 1.0.01 version | None reported |
| Accept JSON hint Accept JSON hint | remote | 1.0.01 version | None reported |
| Content-Type token shape Content-Type token shape | remote | 1.0.01 version | None reported |
| Grams to ounces Grams to ounces | remote | 1.0.01 version | None reported |
| Nano ID length, value discarded Nano ID length, value discarded | remote | 1.0.01 version | None reported |
| Miles per hour to km/h Miles per hour to km/h | remote | 1.0.01 version | None reported |
| Quoted-printable length, text discarded Quoted-printable length, text discarded | remote | 1.0.01 version | None reported |
| US gallons to liters US gallons to liters | remote | 1.0.01 version | None reported |
| HTML escape length, text discarded HTML escape length, text discarded | remote | 1.0.01 version | None reported |
| UTF-8 byte length, text discarded UTF-8 byte length, text discarded | remote | 1.0.01 version | None reported |
| ISO 8601 datetime shape ISO 8601 datetime shape | remote | 1.0.01 version | None reported |
| Regex compile check, pattern discarded Regex compile check, pattern discarded | remote | 1.0.01 version | None reported |
| CSV column count, body discarded CSV column count, body discarded | remote | 1.0.01 version | None reported |
| Julian day number Julian day number | remote | 1.0.01 version | None reported |
| UTC ISO date UTC ISO date | remote | 1.0.01 version | None reported |
| ISO week-year ISO week-year | remote | 1.0.01 version | None reported |
| HTTP reason-phrase catalog size HTTP reason-phrase catalog size | remote | 1.0.01 version | None reported |
| HTTP status class 1xx-5xx HTTP status class 1xx-5xx | remote | 1.0.01 version | None reported |
| Short status catalog Short status catalog | remote | 1.0.01 version | None reported |
| MD5 hex, input discarded MD5 hex, input discarded | remote | 1.0.01 version | None reported |
| CRC32 hex, input discarded CRC32 hex, input discarded | remote | 1.0.01 version | None reported |
| FNV-1a hex, input discarded FNV-1a hex, input discarded | remote | 1.0.01 version | None reported |