Code Studio
gopls, Delve debugger, pprof, tests and coverage, Git with hunk staging. Java/Spring (multimodule Maven and Gradle), web (Vitest, Jest and node --test in the test tree) and Python (run, pytest, debugpy, basedpyright) too, with Spring datasources reaching Database Studio and one Installer for every language server, linter and security tool. Compact theme-aware controls and document-specific save feedback.
API & Protocols
Collections, environments, assertions. HTTP, SOAP/WSDL, gRPC, WebSocket/SSE, mTLS. A local MCP server lets Claude read, run and verify your collections and mock, with secrets masked.
Data & Messaging
PostgreSQL, MySQL, MongoDB, Redis, SQLite and brokers with an explorer and query builder.
Debug Request
Send a request and stop on the breakpoint that handles it, with the SQL and messages it causes.
Security Center
Scans pom.xml and go.mod, previews an upgrade's impact, applies fixes only after your review.
Power Tools
Mock server, proxy, load testing (parallel and gap probes with a waterfall), Docker Lab, logs and traces. Low-resource mode you can tune per service. Skins and JavaScript plugins.