Fast, private API testing for HTTP and gRPC—built natively in Go.
Chapar is an open-source, native API testing tool built with Go that delivers fast, private, local-only testing for HTTP and gRPC. With Python scripting for pre- and post-request automation, secure tunnel support for non-public services, and config-as-code for effortless sharing and version control, Chapar streamlines developer workflows. Its developer-friendly UI, zero telemetry, and secrets encryption make it a secure and efficient choice for modern teams. Released under the BSD-3-Clause license, Chapar welcomes contributions from a growing community.
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