Add Stockyard: 150 self-hosted developer tools in one binary

[stockyard-dev]

What is Stockyard?

Stockyard is a collection of 150 self-hosted developer tools. Each runs as a single Go binary with embedded SQLite. No external dependencies.

Tools cover: bug tracking, CRM, feature flags, uptime monitoring, invoicing, webhook testing, secret management, web analytics, link shortening, status pages, internal wikis, API testing, error tracking, and 136 more.

Also includes an LLM proxy with 76 middleware modules and 16 providers.

Links

• Website: https://stockyard.dev
• Repo: https://github.com/stockyard-dev/Stockyard
• Docker: ghcr.io/stockyard-dev/stockyard:latest
• Docs: https://stockyard.dev/docs/

Notes

Gallery screenshots are placeholder — happy to provide proper ones in the format you need.

The Docker image is multi-arch (amd64 + arm64) and runs on Raspberry Pi.

[github-actions]

❌   Linting failed with 3 errors and 1 warning   ❌

Thank you for your submission! This is an automated linter that checks for common issues in pull requests to the Umbrel App Store.

Please review the linting results below and make any necessary changes to your submission.

Linting Results

Severity	File	Description
❌	stockyard/docker-compose.yml	Invalid image name "ghcr.io/stockyard-dev/stockyard:latest": Images should be named like "<name>:<version-tag>@<sha256>"
ℹ️	stockyard/docker-compose.yml	Mounted file/directory "/stockyard/data" doesn't exist: The volume "${APP_DATA_DIR}/data:/data" tries to mount the file/directory "/stockyard/data", but it is not present. This can lead to permission errors!
ℹ️	stockyard/docker-compose.yml	Potentially using unsafe user in service "server": The default container user "root" can lead to security vulnerabilities. If you are using the root user, please try to specify a different user (e.g. "1000:1000") in the compose file or try to set the UID/PUID and GID/PGID environment variables to 1000.
❌	stockyard/umbrel-app.yml	Invalid submission field "https://github\.com/getumbrel/umbrel\-apps/pull/": The submission field must be set to the URL of this pull request: https://github\.com/getumbrel/umbrel\-apps/pull/5265
❌	stockyard/umbrel-app.yml	"releaseNotes" needs to be empty for new app submissions: The "releaseNotes" field must be empty for new app submissions as it is being displayed to the user only in case of an update.
⚠️	stockyard/umbrel-app.yml	"icon" and "gallery" needs to be empty for new app submissions: The "icon" and "gallery" fields must be empty for new app submissions as it is being created by the Umbrel team.

Legend

Symbol	Description
❌	Error: This must be resolved before this PR can be merged.
⚠️	Warning: This is highly encouraged to be resolved, but is not strictly mandatory.
ℹ️	Info: This is just for your information.