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grpcurl vs grpc-client-cli: catalog facts
grpcurl	grpc-client-cli
Free The open-source application is available without a license fee.	Free Free to download from its GitHub repository.
Windows, macOS, Linux, Command line	macOS, Linux, Command line
Browse schemas and invoke RPC methods	Discovers services and methods through gRPC reflection Works with proto files when reflection is off
Servers without reflection require proto or protoset files.	Command-line only, no graphical interface Smaller project with a single main maintainer
Downloadable app	Downloadable app
Open source	Closed source
License: MIT	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.