Backstage plugins

APIs with 3scale

Created by Red Hat

Syncs 3scale APIs into the Backstage catalog on a set schedule, generating ApiEntity entries with custom system and owner labels.

Architecture Decision Records

Created by Phil Kuang

Browse ADRs per entity and across catalog via Backstage Search, rendering MADR v2/v3 markdown from paths set by backstage.io/adr-location.

Backstage Software Catalog

Created by Spotify

Offers a backend to ingest, process, and store catalog entities, plus a frontend to browse, filter, and search entity pages with source and docs links.

Badges

Created by Andreas Stenius

Generates shareable badges for use outside Backstage, sourced from the catalog (owner, lifecycle, docs), via an entity page dialog with URL obfuscation.

Catalog Graph

Created by SDA SE

Visualizes relations between catalog entities via entity card and graph page, with navigation, filtering, depth, direction, and custom relations.

Catalog Webhook

Created by Forged Apps

Periodically syncs Backstage catalog entities to a remote webhook, sending only changes via ETags, with configurable filters, batching, and HMAC signing.

Entity Validation

Created by Spreadgroup

Validate Backstage catalog entity YAML via a dedicated page or embeddable component; paste YAML, optionally set file location, and see results instantly.

Firefly

Created by Firefly

Integrates Firefly.ai with Backstage to import assets as catalog resources and accounts as systems, map dependencies, and show IaC coverage and metrics.

GraphQL Catalog

Created by Frontside Software

Adds GraphQL schema and resolvers to access the Backstage Catalog, enabling queries for entities, relations, and connections via the GraphQL backend.

Kubernetes Ingestor

Created by terasky.com

Ingest Kubernetes workloads and Crossplane resources into the catalog, generate XRD templates and API entities and map relationships.

Linguist

Created by Keyloop

Card for Backstage Catalog entities showing language breakdown of the configured repo via UrlReader (GitHub, GitLab, Bitbucket, Azure, GCS, S3).

Microcks

Created by Microcks

Syncs APIs from Microcks into Backstage, auto-importing API entities, mapping owners/systems, and linking mock endpoints and conformance tests.

Okta Organization Entity Provider

Created by Roadie

Syncs Okta users and groups into the Backstage catalog with filters, naming strategies, group hierarchies, and scheduled runs; OAuth or API token auth.

PuppetDB Entity Provider

Created by TDabasinskas

Ingests PuppetDB nodes as Backstage Resource entities via a catalog backend provider, with query filtering, scheduling, and custom transformers.

Readme

Created by AxisCommunications

Shows each entity's README on the Backstage EntityPage from its source location; supports Gerrit/GitLab and .md/.rst/.txt. Requires Readme Backend.

Relations

Created by dweber019

Enhances Backstage catalog graph and entity pages with relation cards, arrows, and filters, integrating custom relation pairs from the relations processor.

Terraform Provider

Created by Datolabs

Manage Backstage Software Catalog with a Terraform provider: read entities (API, Component, System, etc.) and manage locations via Backstage API.

dbt Docs

Created by IIBenII

Visualize dbt docs in Backstage from manifest/catalog on GCS or S3: list models/tests, see docs, stats, columns, dependency graph, and raw/compiled SQL.