Important: Spresense Website Migration Announcement. Click for more details

The Spresense project website will be migrated to a new domain under Sony Semiconductor Solutions on January 16, 2026. The new website URL will be announced at a later date. Please stay tuned for further updates.

Develop with Spresense

Spresense is open source and comes with full documentation, tutorials and sample projects.

Documentation

Downloads

On this page you will find all official downloads for Spresense main board and add-on boards.

For Spresense Main Board

Spresense firmware binary illustration

Firmware Binary

Spresense recovery tool illustration

Recovery Tool

For Spresense Add-on Boards

Spresense LTE add on board illustration

For LTE Add-on Board

Spresense HDR camera board illustration

For HDR Camera Board

Spresense gnss board illustration

For GNSS Add-on Board

Need help with development?

Post your question in our forum and get help from Sony experts and other Spresense users

Join Forum