ApiArk

Open-source API client 60MB RAM, zero login, git-native

Postman crossed 500MB RAM. We crossed a line. ApiArk is a local-first API client built with Tauri + Rust. No account, no cloud, no telemetry. Collections are plain YAML files, git-diffable like any other code. REST, GraphQL, gRPC, WebSocket, SSE, MQTT in one interface. Native MCP server for AI agents. ~60MB RAM, <2s startup. MIT licensed. Import from Postman, Insomnia or Bruno in seconds.