odrive
Koofr
Dropbox
Air Explorer
Cyberduck
GoodSync
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Rclone
SubmitraX
Formspree.io
Formspark
Letterbird
ForgeForms
Letterbox
FormSubmit
Doc It Easy
Support for:
Dropbox, Google Drive, Amazon Drive, OneDrive, Slack, OneDrive for Business/Office 365, SharePoint, Facebook, Amazon S3, Wasabi, DigitalOcean Spaces, DreamHost DreamObjects, MinIO, S3 Compatible Storage, Google Cloud Storage, Backblaze B2, Instagram, Box, FTP, FTPS, SFTP, WebDAV, 4shared, ADrive, HiDrive, Yandex Disk
SubmitraX is a form backend service for developers building static and serverless sites. Instead of writing Lambda functions or configuring email APIs, you point your HTML form's action attribute at a SubmitraX endpoint and submissions are delivered to your email, Slack, Discord, or webhooks automatically. Includes AI-generated form templates, CSV exports, and an n8n community node.
odrive SubmitraXOdrive is particularly recommended for individuals and businesses that use multiple cloud storage services like Google Drive, Dropbox, OneDrive, and others. It is best suited for users who prefer a centralized management system for their cloud files and require features like easy syncing, encryption, and sharing.
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SubmitraX's answer:
SubmitraX is the only form backend that combines a zero-config REST endpoint with AI-generated form templates and a native n8n community node โ all in one tool.
Most form backends stop at "we receive your submission and email it to you." SubmitraX goes further:
n8n-nodes-submitrax): pipe submissions directly into any workflow โ HubSpot, Notion, Slack, Google Sheets, 400+ integrationsSubmitraX's answer:
Three reasons:
1. It works with any host. Unlike Netlify Forms (locked to Netlify) or Vercel's form solutions (locked to Vercel), SubmitraX works wherever your site lives โ GitHub Pages, Cloudflare Pages, a bare VPS, or any static host.
2. The setup is genuinely 3 steps. Set your form's action attribute to your endpoint URL, make sure inputs have name attributes, add a submit button. No SDK, no API keys, no configuration files. Competitors often require JavaScript SDKs or account-level API tokens.
3. It's built for automation. The n8n node make SubmitraX the only form backend designed to plug into modern workflow tools out of the box โ not as an afterthought.
SubmitraX's answer:
Developers building static sites, JAMstack apps, and serverless architectures who need form handling without backend infrastructure.
More specifically:
SubmitraX's answer:
SubmitraX was built by a developer who kept solving the same problem on different projects.
Every static site eventually needs a contact form. And every time, the answer was the same: write a serverless function, configure an email service, handle CORS, deploy it, maintain it. For something that should take five minutes.
After doing this for the third time across different client projects, it became clear the pattern deserved its own tool. SubmitraX started as an internal utility and became a product when other developers kept asking to use it.
The goal has always been the same: get out of your way. You build the site. SubmitraX handles the forms.
SubmitraX's answer:
s.submitrax.comSubmitraX's answer:
Currently used by independent developers and freelancers across Europe and North America.
Koofr - Koofr offers safe EU based cloud storage with 10GB free storage space for life and option to connect multiple cloud accounts (Dropbox, Google Drive, OneDrive). No cookies, no trackers, no ads and no spam.
Formspree.io - Just send your form to our URL and we'll forward it to your email.
Dropbox - Online Sync and File Sharing
Formspark - A reliable backend for your HTML forms.
Air Explorer - Air Explorer is a software to manage all your multiple cloud drives (like Dropbox, Onedrive, Google Drive, Mega, Mediafire, Box, Hidrive, Yandex, Baidu,...) as well as WebDav and FTP connections.
Letterbird - A free contact form on the web thatโs good enough