API Development & Testing

CO

Conecto

4.2/5.01 verified review

Paid

MCP server providing AI agents with access to business tools like CRM, invoicing, and email.

• Eliminates fixed costs with a pay-per-call model.
• Native MCP integration for fast deployment in Claude and other LLMs.
• Abstraction of 52 business areas via a unified interface.

PL

Plant.id

4.1/5.01 verified review

Contact Sales

Machine learning plant identification and health diagnosis API for developers.

• Dedicated endpoints for AI agents and MCP clients
• Publicly accessible OpenAPI documentation
• Supports both taxonomic identification and plant health diagnostics

BA

Backlane

4.1/5.01 verified review

Free·Open Source·MIT

eCommerce MCP server connecting AI assistants directly to seller accounts.

• Native Model Context Protocol integration for popular AI assistants.
• Streamlined inventory and catalog queries directly inside development environments.
• Support for major European marketplace platforms like OTTO and Kaufland.

1stars on GitHub

FI

Fixrb

4.0/5.01 verified review

Freemium·Open Source·MIT

A Ruby testing framework where test suites are RFC 2119 specifications without class coupling.

• RFC 2119 specification approach for clearer test readability.
• Strict class decoupling using duck typing paradigms.
• Execution of each context within its own isolated process.

47stars on GitHub

TM

Temp Mailboxes

4.0/5.01 verified review

Freemium

Receive-only temporary email service with public shared mailboxes and developer APIs.

• Instant access without registration for public mailboxes.
• Advanced developer API and OTP event streaming for automated workflows.
• Support for private mailboxes and custom domains on paid tiers.

VE

VelaTrace

4.0/5.01 verified review

Free·Open Source·MIT

A free KiCad board linter plugin designed to catch mistakes before ordering.

• Helps prevent costly mistakes before sending boards to fabrication
• Direct integration as a plugin within the KiCad environment
• Includes checks tailored for high-speed signal designs

4stars on GitHub

DE

DelightQL

4.0/5.01 verified review

Freemium·Open Source·Apache-2.0

An advanced query language that transpiles to SQL using functional and logic programming.

• Functional and logic programming syntax that simplifies complex queries.
• Direct transpilation to standard SQL compatible with multiple engines.
• WASM-based interactive execution built right into the documentation.

2stars on GitHub

ST

StoreRouter

4.0/5.01 verified review

Contact Sales

Unified ecommerce API and CLI designed for AI agents and software engineers.

• Unified API across multiple ecommerce stores
• WebAssembly-compiled CLI with jq pipe support
• Enriched JSON schema optimized for AI agents

AB

ASM BOTS

3.7/5.01 verified review

Freemium

A Core War arena for 16-bit 8086 assembly programming.

• Core War simulation environment based on real 16-bit x86 architecture.
• Integrated web editor and interactive debugger for testing.
• Support for multiple bot weight classes and automated tournaments.