Requestly
A modern API client that combines design, testing, and automation in one Git-native workspace. Ideal for teams needing SOC-2 compliance, SSO, and role-based access.
Requestly is an open-source alternative to:

Requestly is a Git-native API client designed for teams that ship at scale. It combines API design, testing, and automation in a single workspace with built-in enterprise security features.
Key Features
- Git-native Collections: Store API collections as local JSON files and sync with Git for version control.
- Environments & Variables: Easily switch between dev, staging, and prod environments with dynamic variable support.
- GraphQL & gRPC Support: Full support for GraphQL queries, mutations, and introspection, plus SOAP and gRPC streaming.
- API Testing & Assertions: Run collections in order with the Collection Runner and validate responses using assertions.
- AI Test Case Generator: Generate test cases from plain-English prompts for faster test creation.
- Vault for Secrets: Encrypted secrets management with role-based access control (RBAC) and audit logs.
- Team Workspaces: Collaborate with shared projects, synced across teams with SOC-2 compliance.
- Requestly CLI: Execute collections in CI pipelines for automated testing.
- Enterprise Security: SOC-2, SSO, RBAC, and audit logs for secure team collaboration.
Tech / Self-Hosting
Requestly offers a cloud-hosted solution with enterprise-grade security. While the core product is cloud-based, teams can leverage local projects and Git integration for self-hosted workflows. The platform is compatible with Mac, Windows, and Linux, ensuring broad accessibility for development teams.