Source: https://seerepo.com/r/firebase/functions-samples/built Markdown source: https://seerepo.com/r/firebase/functions-samples/built.md Description: functions-samples is a JavaScript repo built with Flutter, Flask, and Express. It takes payments with Stripe and sends email with Resend. # What is functions-samples built with? functions-samples is a JavaScript repo built with Flutter, Flask, and Express. It takes payments with Stripe, sends email with Resend, uses AI through @genkit-ai/googleai, connects to Google, makes its content with image, pillow, sharp, express-handlebars, and marked, is tested with Jest, Chai, and sinon, deploys with @google-cloud/opentelemetry-cloud-trace-exporter and opentelemetry, and uses Firebase, Google Cloud, and Elastic. It has 16,640 written lines, with 6 test files. Read on November 11, 2026, at commit 5c5ef9a. Repository: https://github.com/firebase/functions-samples ## Frontend (/) ### The base - **[Flutter](https://seerepo.com/uses/flutter)**: 1 file ### Icons - **[cupertino_icons](https://seerepo.com/uses/cupertino-icons)** ## Backend (/) ### The base - **[Flask](https://seerepo.com/uses/flask)**: 1 file ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 23 files · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) - **[Google](https://seerepo.com/uses/google)**: 1 file · [Node-1st-gen/google-sheet-sync/functions/index.js, line 27](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/google-sheet-sync/functions/index.js#L27) ## Support (/) ### Content - **[image](https://seerepo.com/uses/image)**: 1 file - **[pillow](https://seerepo.com/uses/pillow)**: 1 file ### Tools - **Ruff** - **json_annotation**: 1 file ### Other - **path** - **requests**: 4 files - **http**: 2 files - **deepdiff**: 1 file - **intl**: 1 file ## Backend (Node-1st-gen/authenticated-json-api/functions) ### The base - **[Express](https://seerepo.com/uses/express)**: 1 file · [in Node-1st-gen/okta-auth/functions/package.json](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/okta-auth/functions/package.json) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Backend (Node-1st-gen/authorized-https-endpoint/functions) ### The base - **[Express](https://seerepo.com/uses/express)**: 1 file · [in Node-1st-gen/okta-auth/functions/package.json](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/okta-auth/functions/package.json) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Support (Node-1st-gen/authorized-https-endpoint/functions) ### Other - **cookie-parser**: 1 file - **cors**: 1 file ## Backend (Node-1st-gen/bigquery-import/functions) ### Data - **[Google Cloud](https://seerepo.com/uses/google-cloud)**: 1 file · [Node-1st-gen/bigquery-import/functions/index.js, line 20](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/bigquery-import/functions/index.js#L20) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Backend (Node-1st-gen/child-count/functions) ### Services - 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**[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Backend (Node-1st-gen/delete-unused-accounts-cron/functions) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Support (Node-1st-gen/delete-unused-accounts-cron/functions) ### Other - **es6-promise-pool**: 1 file ## Backend (Node-1st-gen/developer-motivator/functions) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Backend (Node-1st-gen/email-confirmation/functions) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) - **[Resend](https://seerepo.com/uses/resend)**: 1 file · [Node/quickstarts/email-users/functions/utils/myEmailService.js, line 21](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node/quickstarts/email-users/functions/utils/myEmailService.js#L21) ## Backend (Node-1st-gen/exif-images/functions) ### Data - **[Google Cloud](https://seerepo.com/uses/google-cloud)**: 1 file · [Node-1st-gen/bigquery-import/functions/index.js, line 20](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/bigquery-import/functions/index.js#L20) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Support (Node-1st-gen/exif-images/functions) ### Other - **child-process-promise**: 1 file - **path**: 1 file ## Backend (Node-1st-gen/fcm-notifications/functions) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Backend (Node-1st-gen/ffmpeg-convert-audio/functions) ### Data - **[Google Cloud](https://seerepo.com/uses/google-cloud)**: 1 file · [Node-1st-gen/bigquery-import/functions/index.js, line 20](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/bigquery-import/functions/index.js#L20) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Support (Node-1st-gen/ffmpeg-convert-audio/functions) ### Other - **ffmpeg-static**: 1 file - **fluent-ffmpeg**: 1 file - **path**: 1 file ## Backend (Node-1st-gen/fulltext-search-firestore/functions) ### The base - **[Express](https://seerepo.com/uses/express)**: 1 file · [in Node-1st-gen/okta-auth/functions/package.json](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/okta-auth/functions/package.json) ### Data - **[Elastic](https://seerepo.com/uses/elastic)**: 1 file · [Node-1st-gen/fulltext-search-firestore/functions/elastic.js, line 21](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/fulltext-search-firestore/functions/elastic.js#L21) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 3 files · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Support (Node-1st-gen/fulltext-search-firestore/functions) ### Other - **algoliasearch**: 1 file - **cors**: 1 file - **typesense**: 1 file ## Backend (Node-1st-gen/fulltext-search/functions) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Support (Node-1st-gen/fulltext-search/functions) ### Other - **algoliasearch**: 1 file ## Backend (Node-1st-gen/github-to-slack/functions) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Backend (Node-1st-gen/google-sheet-sync/functions) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) - **[Google](https://seerepo.com/uses/google)**: 1 file · [Node-1st-gen/google-sheet-sync/functions/index.js, line 27](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/google-sheet-sync/functions/index.js#L27) ## Frontend (Node-1st-gen/image-maker/functions) ### Interface - **canvas**: 1 file ## Backend (Node-1st-gen/image-maker/functions) ### The base - **[Express](https://seerepo.com/uses/express)**: 1 file · [in Node-1st-gen/okta-auth/functions/package.json](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/okta-auth/functions/package.json) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Backend (Node-1st-gen/lastmodified-tracking/functions) ### Services - 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**cookie-parser**: 1 file ## Backend (Node-1st-gen/message-translation/functions) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Backend (Node-1st-gen/minimal-webhook/functions) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Backend (Node-1st-gen/moderate-images/functions) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Support (Node-1st-gen/moderate-images/functions) ### Other - **path**: 1 file ## Backend (Node-1st-gen/okta-auth/functions) ### The base - **[Express](https://seerepo.com/uses/express)**: 1 file · [in Node-1st-gen/okta-auth/functions/package.json](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/okta-auth/functions/package.json) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Support (Node-1st-gen/okta-auth/functions) ### Other - **.ENV**: 1 file - **cors**: 1 file ## Backend (Node-1st-gen/presence-firestore/functions) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Backend (Node-1st-gen/publish-model/functions) ### Services - 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**Chai**: 1 file - **sinon**: 1 file ## Backend (Node/testlab-to-slack/functions) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) ## Backend (Node/youtube/functions) ### Services - **[Firebase](https://seerepo.com/uses/firebase)**: 1 file · [Node-1st-gen/template-handlebars/functions/firebaseUser.js, line 18](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/template-handlebars/functions/firebaseUser.js#L18) - **[Google](https://seerepo.com/uses/google)**: 1 file · [Node-1st-gen/google-sheet-sync/functions/index.js, line 27](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/google-sheet-sync/functions/index.js#L27) ## Other repos with a similar stack - [firecrawl/firecrawl](https://seerepo.com/r/firecrawl/firecrawl/built): Express, Google Cloud, Resend, marked, opentelemetry · [Compare](https://seerepo.com/compare/firebase/functions-samples/vs/firecrawl/firecrawl) - [twentyhq/twenty](https://seerepo.com/r/twentyhq/twenty/built): Google, Stripe, sharp, marked, opentelemetry · [Compare](https://seerepo.com/compare/firebase/functions-samples/vs/twentyhq/twenty) - [bojieli/ai-agent-book](https://seerepo.com/r/bojieli/ai-agent-book/built): Flask, Google, Express, pillow, sharp · [Compare](https://seerepo.com/compare/bojieli/ai-agent-book/vs/firebase/functions-samples) - [RocketChat/Rocket.Chat](https://seerepo.com/r/RocketChat/Rocket.Chat/built): Express, Google Cloud, sharp, marked, opentelemetry · [Compare](https://seerepo.com/compare/firebase/functions-samples/vs/RocketChat/Rocket.Chat) - [immich-app/immich](https://seerepo.com/r/immich-app/immich/built): Flutter, pillow, sharp, opentelemetry · [Compare](https://seerepo.com/compare/firebase/functions-samples/vs/immich-app/immich) - [paperclipai/paperclip](https://seerepo.com/r/paperclipai/paperclip/built): Google, Express, sharp, opentelemetry · [Compare](https://seerepo.com/compare/firebase/functions-samples/vs/paperclipai/paperclip) ## Frequently asked questions ### What language is functions-samples written in? functions-samples is written in JavaScript, with 16,640 written lines. ### What framework does functions-samples use? functions-samples is built with Flutter, Flask, and Express. ### What does functions-samples take payments with? functions-samples takes payments with Stripe. The proof: [Node-1st-gen/stripe/functions/index.js, line 29](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node-1st-gen/stripe/functions/index.js#L29) ### Does functions-samples use AI? Yes. functions-samples uses AI through @genkit-ai/googleai. ### What services does functions-samples use? functions-samples sends email with Resend, connects to Google, and uses Firebase, Google Cloud, and Elastic. The proof: [Node/quickstarts/email-users/functions/utils/myEmailService.js, line 21](https://github.com/firebase/functions-samples/blob/5c5ef9a5ad4faa16215c7a406d1afe3f8c3b9c32/Node/quickstarts/email-users/functions/utils/myEmailService.js#L21) ### Does functions-samples have tests? Yes. functions-samples has 6 test files and is tested with Jest, Chai, and sinon. ### Which repos have a stack like functions-samples's? The ones that share most of its stack: firecrawl/firecrawl, twentyhq/twenty, and bojieli/ai-agent-book. ## What is your repo built with? Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.