Bandura
Bandura: A free, cross-platform gRPC tester with strong offline, CLI, and CI coverage. Ranked #1 of 24 in gRPC Tools by our editors (9.4/10); pricing: Free plan; best for free, full-featured gRPC testing across platforms.
At a glance
- Editor score9.4 / 10
- PricingFree plan
- Best forFree, full-featured gRPC testing across platforms
- Free planYes
- Paid fromFree
- Facts checked20 Sep 2026
Where it wins
- Unary and server-streaming tests with reflection and local .proto files
- TLS, retries, assertions, deadlines, metadata, and value capture
- Free desktop app, CLI, MCP server, and offline CI execution
Where it doesn't
- Client-streaming and bidirectional-streaming methods are not supported yet
- Desktop-focused deployment may not suit teams seeking a hosted service
- Presented as an early-access release candidate, v1.0.0-rc.9
Our verdict on Bandura
Bandura is a local-first API testing IDE and CI runner for developers and teams working with gRPC and other API protocols. Its desktop application runs on Windows, macOS, and Linux, with tests stored as plain-text .aether files and edited through a graph or YAML interface. For gRPC work, it supports unary and server-streaming calls using service descriptions from local Protobuf files or server reflection. Personal and commercial use are covered by the Free plan, which includes the complete desktop app, CLI, and MCP server without an account, paid seat, subscription, or activation key.
The strongest fit is its combination of desktop authoring and headless automation. The CLI can run the same tests in CI and produce JUnit XML and GitHub annotation reports. gRPC requests can include metadata, TLS, deadlines, retries, assertions, and captured values, while offline execution keeps local-file workflows independent of an account. Shared flows extend beyond gRPC to REST, GraphQL, WebSocket, and Server-Sent Events, and imports are available for Postman, OpenAPI, Insomnia, Bruno, HAR, and curl.
Bandura is a practical choice for teams that want one free tool for local gRPC investigation, repeatable test files, and CI reporting across major desktop platforms. Its breadth is useful when a workflow spans several API styles rather than gRPC alone. The main boundary is protocol coverage: client-streaming and bidirectional-streaming gRPC methods are not supported yet. The product is also presented as an early-access release candidate, v1.0.0-rc.9, so teams requiring those streaming patterns or a hosted deployment should consider a different fit.
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Bandura fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Deployment model | Desktop |
| gRPC-Web support | Not verified |
| Server reflection | Yes |
| Mock server | Not verified |
| Protobuf editor | Not verified |
| Load testing | Not verified |
| CI integration | Yes |
| Deployment | Desktop |
| Platforms | Windows, macOS, Linux |
| Support | Email, Docs |
| Built for | Solo, Small business, Mid-market (editorial estimate) |
| Pricing | Free plan (source) |
| Website | bandura.dev |
| Facts checked | 20 Sep 2026 |
Alternatives to Bandura
- KreyaA broad desktop API client for gRPC, REST, GraphQL, WebSocket, and SSE workflows.9.2
- FintXA focused gRPC desktop test bench for invocation, functional checks, mocks, and load testing.8.9
- BloomRPC ExtendedA free, open-source desktop client with broad gRPC and gRPC-Web coverage.8.5
See all Bandura alternatives →
Bandura vs the competition
- Bandura vs Kreya
- Bandura vs FintX
- Bandura vs BloomRPC Extended
- Bandura vs grpcui
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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