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Chapar

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Free and open source

Free

Free and open source · macOS, Windows and Linux

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On the record

Configuration
Spaces, requests and environments are stored as YAML files that users can review and share in git.chapar.rest · read 8 Oct 2026
Encryption and telemetry
The home page says secrets are encrypted with the operating system keychain and Chapar has zero telemetry.chapar.rest · read 8 Oct 2026
Environments
Environments store API keys, base URLs and other API-specific settings, and variables can be used in requests with double-brace syntax.chapar.rest · read 8 Oct 2026
Environment variables
Environments hold API keys, base URLs, and other API-specific settings, and their variables can be referenced in requests with double-brace syntax.chapar.rest · read 8 Oct 2026
GraphQL support
Yeschapar.rest · read 20 Sep 2026
gRPC support
Yeschapar.rest · read 20 Sep 2026
Imports
Chapar supports importing Postman collections and environments, OpenAPI specifications, proto files and curl commands.chapar.rest · read 8 Oct 2026
Integrations
The import documentation lists OpenAPI specifications, protobuf files, Postman collections, requests and environments as supported import formats.chapar.rest · read 8 Oct 2026
License
The site footer says Chapar is released under the BSD 3-Clause licence.chapar.rest · read 8 Oct 2026
Local data
The documentation says Chapar stores data locally on the machine and allows changing the data location in settings.chapar.rest · read 8 Oct 2026
Maker
The About page says the project was started by Mohsen Mirzakhani.chapar.rest · read 8 Oct 2026
Mock server
Chapar provides a free public mock API that supports REST and gRPC; GraphQL, WebSocket, and MQTT support are described as planned.chapar.rest · read 8 Oct 2026
Mock server limits
The shared mock server limits clients to 10 requests per second with bursts up to 30, 10 concurrent requests, and 10 MiB request bodies.chapar.rest · read 8 Oct 2026
Organization
Workspaces organize requests and collections.chapar.rest · read 8 Oct 2026
Product
Chapar describes itself as a fast, private, offline API client for REST, gRPC, and GraphQL.chapar.rest · read 8 Oct 2026
Project status
The About page describes Chapar as an early beta project under active development.chapar.rest · read 8 Oct 2026
Purpose
Chapar is an API client for REST, gRPC and GraphQL services.chapar.rest · read 8 Oct 2026
Release status
The home page links to release v0.9.1, and the About page describes Chapar as early beta and under active development.chapar.rest · read 8 Oct 2026

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