The following is a list of software packages that provide overlapping functionality to our package. We apologize in advance for any possible omission.

• cryoSPARC
• RELION
• cisTEM
• SPIDER
• SPARX
• IMAGIC
• XMIPP
• EMAN2
• FREALIGN
• SIMPLE

Click here for a more complete and well-maintained list of software packages.