# Mastercard — developer ecosystem report

- GitHub org: `Mastercard`
- Category: dev_tool
- Overall score: 45.0 / 100
- Overall rank: #331
- Last refreshed: 2026-08-15

## Pillar scores

| Pillar | Score / 100 | Rank | Weight in overall |
| --- | --- | --- | --- |
| Code & Polish | 63.0 | #182 | ~22% |
| Education | 54.0 | #660 | ~18% |
| AI readiness | 46.0 | #226 | part of Reach |
| Builder experience | 0.0 | #1 | ~12% |
| Community | 41.0 | #332 | ~16% |
| Reach | 55.0 | #226 | ~18% |
| Momentum | 36.0 | #399 | ~14% |

## Links

- GitHub: https://github.com/Mastercard
- Website: https://www.mastercard.com
- Docs: https://developers.mastercard.com

## Public GitHub totals

| Metric | Value |
| --- | --- |
| Repos analyzed | 12 |
| Stars | 2,236 |
| Forks | 1,215 |
| Open issues | 377 |
| Contributors | — |

## Top repositories

| Repo | Stars | Language | Description |
| --- | --- | --- | --- |
| [terraform-provider-restapi](https://github.com/Mastercard/terraform-provider-restapi) | 920 | Go | A terraform provider to manage objects in a RESTful API |
| [pkcs11-tools](https://github.com/Mastercard/pkcs11-tools) | 223 | C | A set of tools to manage objects on PKCS#11 cryptographic tokens. Compatible with many PKCS#11 library, including major  |
| [client-encryption-java](https://github.com/Mastercard/client-encryption-java) | 136 | Java | Library for Mastercard API compliant payload encryption/decryption. |
| [mastercard-api-client-tutorial](https://github.com/Mastercard/mastercard-api-client-tutorial) | 87 | Python | Generating and Configuring a Mastercard API Client |
| [oauth1-signer-java](https://github.com/Mastercard/oauth1-signer-java) | 71 | Java | Zero dependency library for generating a Mastercard API compliant OAuth signature. |
| [open-banking-us-openapi](https://github.com/Mastercard/open-banking-us-openapi) | 61 | Java | The OpenAPI specification for Mastercard Open Banking APIs (🇺🇸), along with a suite of tests using a generated API cli |
| [developers-agent-toolkit](https://github.com/Mastercard/developers-agent-toolkit) | 53 | TypeScript | The Mastercard Developers Agent Toolkit allows popular agent frameworks to integrate with Mastercard Developers Platform |
| [insomnia-plugin-mastercard](https://github.com/Mastercard/insomnia-plugin-mastercard) | 51 | JavaScript | An Insomnia plugin for handling authentication and encryption for consuming Mastercard APIs. |
| [client-encryption-nodejs](https://github.com/Mastercard/client-encryption-nodejs) | 44 | JavaScript | Library for Mastercard API compliant payload encryption/decryption. |
| [oauth1-signer-nodejs](https://github.com/Mastercard/oauth1-signer-nodejs) | 41 | JavaScript | Zero dependency library for generating a Mastercard API compliant OAuth signature. |
| [client-encryption-csharp](https://github.com/Mastercard/client-encryption-csharp) | 33 | C# | Library for Mastercard API compliant payload encryption/decryption. |
| [oauth1-signer-python](https://github.com/Mastercard/oauth1-signer-python) | 31 | Python | Python library for generating a Mastercard API compliant OAuth signature. |

## Methodology

Scores are computed from public signals only (GitHub, package registries, docs sites, community platforms). Pillar definitions: https://www.smoower.com/docs.md

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