| What it does | A fast, private and offline API client for REST, gRPC, GraphQL and WebSocket services
| SAP table knowledge for AI coding assistants
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| Stage | Not given
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| Pricing model | Open source
| Freemium
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| Pricing | Not given
| Free: table search, join paths, S/4HANA migration status, scenario explanations, open purchase orders query generation, and 10 queries per minute. Pro: $39/month with all 20 query templates, visual query builder, SQL and ABAP output, 30 queries per minute. 14-day free trial with full access, no card
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| Key features | - REST and HTTP with every method, query and path params, JSON, XML, text, form-data, URL-encoded and binary bodies
- gRPC with server reflection or proto files, unary and server-streaming calls, metadata and trailers, TLS and mutual TLS
- GraphQL queries and variables with data and errors split out
- WebSocket text, JSON and binary messages with live message log
- Traffic proxy to capture HTTP(S) traffic of apps and phones
- Python scripting for pre and post-request scripts with tests
- Test cases and CI integration with chapar-cli
- Environments with variables and secret values encrypted with OS keychain
- Import Postman collections, OpenAPI specs and proto files
- Code generation for cURL, Python, Go, JavaScript, Java, Ruby and .NET
| - Search SAP tables by business concept or table name
- Get table details with key fields, relationships and join conditions
- Find correct join paths with MANDT handling and cardinality
- Check S/4HANA migration status and replacements
- Match reporting needs to query templates with explanations
- Generate production-grade SQL or ABAP queries
- S/4HANA CDS view reference
- Supports Claude Code, Cursor, VS Code and other MCP clients
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| What makes it different | - Local-only data with no cloud sync or telemetry
- GPU-rendered native UI that starts quickly and runs on macOS, Linux and Windows without a browser engine
- Collections stored as YAML files in git for version control
- Built-in traffic proxy for inspecting and importing HTTP(S) traffic from other apps
- Free and open source under BSD 3-Clause license
| - Provides curated join conditions and cardinality instead of guessing
- Handles MANDT and deletion filters automatically
- Works without connecting to your SAP system or accessing your data
- Free to use without account or API key for core features
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 6 ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 5 | 0 |
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| Citation Flow (Majestic) | 26 | 18 |
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| Referring domains (Majestic) | 31 | 2 |
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Chapar
QueryViz