Api Client Software

9 applications

Popular api client applications include Bruno, Insomnia, and Inso. Compare features, track versions, and find alternatives.

Bruno
Bruno v3.4.2
Bruno
Bruno is a fast, Git-friendly, open-source API client designed for offline use that facilitates API testing, management, and collaboration through version co...
Insomnia
Insomnia v12.5.0
Insomnia
Insomnia is an open-source, cross-platform desktop application for designing, debugging, and testing APIs. It supports REST, GraphQL, WebSockets, and other H...
Inso
Inso v4
Insomnia
Insomnia is an open-source, cross-platform API client for GraphQL, REST, WebSockets, Server-Sent Events, gRPC, and other HTTP compatible protocols. It suppor...
App
App v2026.3.1
Yaak Technologies GmbH
Yaak is a fast, offline, Git-friendly open-source API client for modern developers supporting HTTP, GraphQL, WebSockets, SSE, and gRPC. It features local-onl...
TE
Testfully v08.125
Testfully is a cloud native API Client, API Testing, and API Monitoring platform supporting REST, GraphQL, and XML APIs. It offers desktop and web apps with ...
Kreya
Kreya v1.19.1
Kreya is a privacy-focused, git-friendly GUI client for gRPC, REST, and WebSocket APIs. It supports HTTP/1.1, HTTP/2, HTTP/3, authentication management, API ...
AI Requester
AI Requester v4.4.0.0
VovSoft
Desktop application that connects to OpenAI API and OpenAI-compatible APIs. Provides interface for GPT-5, GPT-4o, GPT-4-Turbo, o1, o3, and DALL-E. Supports l...
PR
Protoman v0.4.1
Spluxx
A Postman-like API client for protobuf-based messages. It allows registering .proto files, building requests with protobuf messages, setting environments, an...
RE
Requestly v26.3.3
Browser Stack Inc
Requestly is an open-source tool for API Mocking, Testing, and Debugging. It allows users to intercept and modify HTTP requests and responses directly within...