# Developer Experience > This is the index of developer experience service and tooling repos being tracked by the API Evangelist network, covering developer portals, API documentation platforms, API design and authoring tools, GitOps for APIs, IDE extensions, and internal developer platforms. This is the **Developer Experience** topic area of [API Evangelist](https://apievangelist.com) — a network of focused knowledge bases drawn from 16 years of independent API research by Kin Lane. Browse all areas at https://apievangelist.com/areas/. ## Services & Tools - [APIMatic](https://providers.apis.io/providers/apimatic/) (repo: https://github.com/api-evangelist/apimatic) - [Backstage](https://providers.apis.io/providers/backstage/) (repo: https://github.com/api-evangelist/backstage) - [Bump.sh](https://providers.apis.io/providers/bump-sh/) (repo: https://github.com/api-evangelist/bump-sh) - [Cortex](https://providers.apis.io/providers/cortex/) (repo: https://github.com/api-evangelist/cortex) - [Crossplane](https://providers.apis.io/providers/crossplane/) (repo: https://github.com/api-evangelist/crossplane) - [Cycloid](https://providers.apis.io/providers/cycloid/) (repo: https://github.com/api-evangelist/cycloid) - [DeveloperHub](https://providers.apis.io/providers/developerhub/) (repo: https://github.com/api-evangelist/developerhub) - [Docusaurus](https://providers.apis.io/providers/docusaurus/) (repo: https://github.com/api-evangelist/docusaurus) - [Fern](https://providers.apis.io/providers/fern/) (repo: https://github.com/api-evangelist/fern) - [GitBook](https://providers.apis.io/providers/gitbook/) (repo: https://github.com/api-evangelist/gitbook) - [Humanitec](https://providers.apis.io/providers/humanitec/) (repo: https://github.com/api-evangelist/humanitec) - [Kratix](https://providers.apis.io/providers/kratix/) (repo: https://github.com/api-evangelist/kratix) - [Massdriver](https://providers.apis.io/providers/massdriver/) (repo: https://github.com/api-evangelist/massdriver) - [Mintlify](https://providers.apis.io/providers/mintlify/) (repo: https://github.com/api-evangelist/mintlify) - [Northflank](https://providers.apis.io/providers/northflank/) (repo: https://github.com/api-evangelist/northflank) - [OpsLevel](https://providers.apis.io/providers/opslevel/) (repo: https://github.com/api-evangelist/opslevel) - [Optic](https://providers.apis.io/providers/optic/) (repo: https://github.com/api-evangelist/optic) - [Portal](https://providers.apis.io/providers/portal/) (repo: https://github.com/api-evangelist/portal) - [Postman](https://providers.apis.io/providers/postman/) (repo: https://github.com/api-evangelist/postman) - [Qovery](https://providers.apis.io/providers/qovery/) (repo: https://github.com/api-evangelist/qovery) - [ReadMe Metrics](https://providers.apis.io/providers/readme-metrics/) (repo: https://github.com/api-evangelist/readme-metrics) - [Redocly](https://providers.apis.io/providers/redocly/) (repo: https://github.com/api-evangelist/redocly) - [Rely.io](https://providers.apis.io/providers/rely/) (repo: https://github.com/api-evangelist/rely) - [SmartBear](https://providers.apis.io/providers/smartbear/) (repo: https://github.com/api-evangelist/smartbear) - [Smithy](https://providers.apis.io/providers/smithy/) (repo: https://github.com/api-evangelist/smithy) - [Speakeasy](https://providers.apis.io/providers/speakeasy/) (repo: https://github.com/api-evangelist/speakeasy) - [Spectral](https://providers.apis.io/providers/spectral/) (repo: https://github.com/api-evangelist/spectral) - [Stoplight](https://providers.apis.io/providers/stoplight/) (repo: https://github.com/api-evangelist/stoplight) - [Swagger](https://providers.apis.io/providers/swagger/) (repo: https://github.com/api-evangelist/swagger) - [SwaggerHub](https://providers.apis.io/providers/swaggerhub/) (repo: https://github.com/api-evangelist/swaggerhub) - [TypeSpec](https://providers.apis.io/providers/typespec/) (repo: https://github.com/api-evangelist/typespec) - [Upbound](https://providers.apis.io/providers/upbound/) (repo: https://github.com/api-evangelist/upbound) ## Related Areas - [Documentation](https://documentation.apievangelist.com): A curated index of services, tooling, and open source solutions for producing API and developer documentation. This c... - [Portal](https://portal.apievangelist.com): A curated index of services, tooling, and open source solutions for API developer portals, API catalogs, API marketpl... - [Design](https://design.apievangelist.com): A curated index of services, tooling, and open source solutions for API design, specification editing, linting, and g... - [Management](https://management.apievangelist.com): An index and topic collection covering full-stack API management platforms — solutions that combine an API gateway, d... - [IDE](https://ide.apievangelist.com): An index and topic collection covering integrated development environments (IDEs), code editors, and cloud workspaces... - [API Clients](https://api-clients.apievangelist.com): An index and topic collection covering API clients, the developer tools used to inspect, debug, exercise, and documen... ## More - [Latest Developer Experience stories](/stories/) - [All API Evangelist topic areas](https://apievangelist.com/areas/) - [API Evangelist network index (llms.txt)](https://apievangelist.com/llms.txt)