cosign is queued for analysis. Crawling candidates and ranking them takes a few minutes. This page updates itself when the list exists — you can also come back later.
What is known so far comes from the other direction:
These projects were analysed and named cosign among their alternatives. The relationship is not symmetric — how cosign rates them is a separate judgement, made when cosign is analysed in its own right.
calls cosign “Choose for keyless container/binary signing with transparency logs instead of a PKI-based signing server.”
SignServer – Open source, PKI-based signing software to sign code, documents, timestamps and more.