A variety of open-source software packages are available to that support the miniSEED format.


The mseed3-utils project includes the following programs:

  • mseed3-validator - a validator for the miniSEED 3 formatted files

  • mseed2text - convert miniSEED 3 format to a text representation

  • mseed2json - convert miniSEED 3 format to a JSON representation

Download mseed3-utils releases


The mseedconvert program converts miniSEED between versions and data encodings.

Download mseedconvert releases


A general library (C language) for reading and writing miniSEED. Release versions 3.x support both this specification and version 2 of the format.

Download libmseed releases