Signing
Providers using this tag (6)
Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.
Exemplar 1 Complete, well-documented, and agent-ready
Thin 1 Limited public surface area
Emerging 1 Early or largely undocumented
APIs with this tag (18)
Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →
Strong 2 Solid coverage with minor gaps
Developing 7 Usable, with meaningful gaps to close
Zoho SignThe Zoho Sign API helps developers integrate document signing capabilities within applications, enabling us...Certifaction Signing APISign files and request signaturesAlgorand KMD REST APIThe Key Management Daemon (KMD) REST API provides local key storage and transaction signing for Algorand no...Cubist Signing APIThe Signing API from Cubist — 21 operation(s) for signing.SignNow Signing APISend signature invitations and manage signersCircle Signing APIThe Signing API from Circle — 4 operation(s) for signing.Cosign CLICosign is a command-line tool for signing, verifying, and storing container images and OCI artifacts. It su...
Thin 8 Limited public surface area
Turnkey Signing APITransaction and raw payload signing activities.Scrive Signing APIThe Signing API from Scrive — 7 operation(s) for signing.Sigstore Public Good APIsSigstore is an OpenSSF-hosted standard and service for signing, verifying, and protecting software. The pub...Notary Project Signing SpecificationThe Notary Project specification defines the signature envelope format, trust store and trust policy for co...Notation CLINotation is the command-line tool that implements the Notary Project specifications for signing and verifyi...Notation Plugin ExtensibilityThe Notation plugin extensibility specification defines the interface that third-party plugins must impleme...notation-go Librarynotation-go is the official Go library for signing and verifying OCI artifacts using the Notary Project spe...TransUnion Signing APIUsed to construct a PASSporT "shaken" JSON Web Token, a PASSporT "div" JSON Web Token or a PASSporT "rph" J...
Emerging 1 Early or largely undocumented
Companies reaching this through an API (14)
These companies publish an API, specification or operation carrying “Signing” but do not classify their business under it. Listed unranked and kept out of the count above, because one tagged operation is not a statement about what a company does.
Algorand
Azure Key Vault
Certifaction
Circle
Cosign
Cubist
Notary Project
OpenSSF
Scrive
SignNow
Tekton
TransUnion
Unified.to
Zoho
Score breakdown
Frequency
43.3
log-scaled weighted occurrences
Breadth
0.2
spread across providers
Quality lift
50.6
mean composite of providers using it
Cohesion
1.4
strength of nearest seed neighbor
Related tags
Key Management 6 co-occurrences
E-Signature 5 co-occurrences
Verification 5 co-occurrences
Wallets 5 co-occurrences
Documents 6 co-occurrences
Blockchain 5 co-occurrences
Security 5 co-occurrences
Webhook 7 co-occurrences
Where this tag comes from
Api tag18
Provider tag6
Openapi tag7
Openapi op tag43
Work with this as data
Every tag here is available over the APIs.io API and to AI agents over MCP.