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Create or Append to a Text File with Dropbox API

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Create or Append to a Text File with the Dropbox API
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Getting Started

Create a workflow to Create or Append to a Text File with the Dropbox API. When you configure and deploy the workflow, it will run on Pipedream's servers 24x7 for free.

  1. Configure the Create or Append to a Text File action
    1. Connect your Dropbox account
    2. Configure File name
    3. Optional- Select a Path
    4. Configure Content
  2. Select a trigger to run your workflow on HTTP requests, schedules or app events
  3. Deploy the workflow
  4. Send a test event to validate your setup
  5. Turn on the trigger


This is a pre-built, open source component from Pipedream's GitHub repo. The component is developed by Pipedream and the community, and verified and maintained by Pipedream.

To contribute an update to an existing component or create a new component, create a PR on GitHub. If you're new to Pipedream component development, you can start with quickstarts for trigger span and action development, and then review the component API reference.

Create or Append to a Text File on Dropbox
Description:Adds a new line to an existing text file, or creates a file if it doesn't exist. [See docs here](https://dropbox.github.io/dropbox-sdk-js/Dropbox.html#filesUpload__anchor)


import dropbox from "../../dropbox.app.mjs";
import common from "../common.mjs";

export default {
  name: "Create or Append to a Text File",
  description: "Adds a new line to an existing text file, or creates a file if it doesn't exist. [See docs here](https://dropbox.github.io/dropbox-sdk-js/Dropbox.html#filesUpload__anchor)",
  key: "dropbox-create-or-append-to-a-text-file",
  version: "0.0.2",
  type: "action",
  props: {
    name: {
      type: "string",
      label: "File name",
      description: "Your new file name",
    path: {
      propDefinition: [
      optional: true,
      description: "The file path in the user's Dropbox to create the file. If not filled, it will be created in the root folder.",
    content: {
      type: "string",
      label: "Content",
      description: "The content to be written",
  methods: {
    async getFileInfo(path, content) {
      let file;
      try {
        file = await this.dropbox.downloadFile({
      } catch {
        file = null;

      return {
        fileExists: !!(file?.result?.fileBinary),
        content: file?.result?.fileBinary
          ? `${file.result.fileBinary.toString()}\n${content}`
          : content,
    getArgs(fileExists, content, normalizedPath) {
      return {
        contents: Buffer.from(content),
        path: normalizedPath,
        autorename: !fileExists,
        mode: fileExists
          ? {
            ".tag": "overwrite",
          : undefined,
  async run({ $ }) {
    const {
    } = this;

    const normalizedPath = this.getNormalizedPath(path, true) + name;
    const {
      content: normalizedContent,
    } = await this.getFileInfo(normalizedPath, content);

    const res = await this.dropbox.uploadFile(this.getArgs(

    $.export("$summary", fileExists
      ? `Text successfully appended to the file "${name}"`
      : `Text file successfully created in the path "${path?.label || path}"`);
    return res;


This component may be configured based on the props defined in the component code. Pipedream automatically prompts for input values in the UI and CLI.
DropboxdropboxappThis component uses the Dropbox app.
File namenamestring

Your new file name

PathpathstringSelect a value from the drop down menu.

The content to be written


Dropbox uses OAuth authentication. When you connect your Dropbox account, Pipedream will open a popup window where you can sign into Dropbox and grant Pipedream permission to connect to your account. Pipedream securely stores and automatically refreshes the OAuth tokens so you can easily authenticate any Dropbox API.

Pipedream requests the following authorization scopes when you connect your account:

About Dropbox

Dropbox gives you secure access to all your files. Collaborate with friends, family, and coworkers from any device.