This is the current version of SBOLjs library and implements SBOL 2. The SBOL 3 prototype can be accessed here: SBOL Graph.
Cite: J. McLaughlin, C. Myers, Z. Zundel, N. Wilkinson, C. Atallah, and A. Wipat.sboljs: Bringing the Synthetic Biology Open Language to the Web Browser. ACS Synthetic Biology, 8 (1), pp 191–193 (2019). doi:10.1021/acssynbio.8b00338.