Licenses and credits

SpringCard SpringCore firmware uses a few open source 3rd-party software components (aka ‘libraries’).

3rd Party Libraries


The FreeRTOS kernel is now an Amazon Web Services owned and managed open source project.

MIT License.

mbed TLS

mbed TLS a light-weight open source cryptographic and SSL/TLS library.

Apache 2.0 License.


lwIP is a small independent implementation of the TCP/IP protocol suite that has been initially developed by Adam Dunkels at the Computer andNetworks Architectures (CNA) lab at the Swedish Institute of ComputerScience (SICS).

BSD-style License.