No moat. Still in business.

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Point your website's HTML form at this service to store submissions, filter spam and send them to email or other apps.

Since 2014

Free plan · Forms and surveys · Agencies

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An API for adding license keys, device activation and secure update delivery to desktop and on-premise software.

Since 2016

Developer tools · Developers

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Share a link so clients mark up PDFs, drawings, videos and eLearning, with each comment tracked as a task and approvals logged.

Since 2016

Free plan · Documents and e-signature · Agencies

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Pulls data out of emails, PDFs and invoices and sends it on to your other apps, through a web app or an API.

Since 2017

Free plan · Data and spreadsheets

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Lets small businesses collect subscribers, send newsletters and set up automatic follow-up emails, with a free plan.

Free plan · Email marketing

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CAPTCHA and bot blocking that stops scrapers, fake signups and account takeover on forms, APIs and full sites, explaining each block.

Free plan · Security and passwords

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API that builds videos from templates and data, for teams making ads, social clips and product videos in bulk.

Free plan · Video and audio · Online sellers

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Calls job applicants for a first-round phone interview and sends you a scorecard, for small firms hiring hourly staff.

Since 2024

Subscription · Hiring and recruiting · Health and clinics

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Adds a shopping cart and checkout to an existing website, blog or link page so you can sell products without a new store.

Since 2022

Subscription · Payments and checkout · Online sellers

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Open-source error tracker that ranks frontend bugs from errors and session replays and opens fix pull requests on GitHub.

Since 2024

Uptime and monitoring · Developers

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WordPress plugin for tour operators to sell trips, take deposits, manage departures and list tours on Viator and GetYourGuide.

Free plan · Scheduling and booking · Hotels and hospitality

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Plans daily routes, maps accounts and logs visits for outside sales reps, with two-way sync to the team's CRM.

Free trial · CRM and sales

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A form backend that collects submissions from any HTML form and sends them to email, Slack or Zapier, for static site builders.

Since 2021

Free plan · Forms and surveys · Freelancers

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Gives static website forms a hosted endpoint that stores submissions, filters spam and sends alerts to email, Slack or Discord.

Forms and surveys · Developers

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Make chart images from a single URL to embed in emails, PDFs and reports, through the API or no-code tools.

Free plan · Developer tools

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Turns PDF liability waivers into online forms that customers sign, for businesses that still collect paper waivers.

Free plan · Documents and e-signature

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Free open source desktop tool that plots millions of table rows visually so analysts can spot outliers and odd patterns.

Since 2024

Free · Data and spreadsheets

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A Mac app for comparing Git commits and branches, tracing file history and resolving merge conflicts.

Since 2023

One-off payment · Developer tools · Developers

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Mac editor where you write what to build, agents comment and explore options, then build the chosen one as a pull request.

Since 2024

Developer tools · Developers

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API that returns the country, city, ISP and proxy status of an IP address, plus domain WHOIS data, for developers.

Free plan · Security and passwords · Developers

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Native Mac code editor for web and app developers, with Git, debugging, terminal and remote file publishing.

Free trial · Developer tools · Freelancers

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Set up bots without code that pull data from websites into spreadsheets or APIs and alert you when pages change.

Free plan · Data and spreadsheets

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Build and debug CI pipelines as a node graph instead of YAML, then run them on your own machines or in the cloud.

Since 2024

Free plan · Developer tools · Developers

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Sends website form entries to your inbox, Slack or Google Sheets, blocks spam and warns you if a form stops getting entries.

Free plan · Forms and surveys

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Lets developers and coding agents run local code against a real Kubernetes staging cluster, plus CI runs and PR previews.

Since 2022

Free plan · Developer tools · Developers

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Visual Studio add-on that lets phones and other devices reach an IIS Express dev server, locally or through an internet tunnel.

Free plan · Developer tools · Developers

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Plan, write, schedule and measure social media posts across many networks, built for agencies, marketers and creators.

Marketing and social

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Mac app that opens a floating note on a shortcut so you can jot a thought, saved as a local markdown file.

Free · Notes and knowledge · Individuals and families

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Checks email lists and single addresses for bad or risky contacts, including catch-all domains, by CSV upload or API.

Since 2024

Free plan · Email marketing

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Design a PDF template in a drag and drop editor, then fill it with data to produce invoices, certificates and reports by API or Zapier.

Free plan · Documents and e-signature

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A simple self-hosted wiki that stores markdown pages in git, with file attachments and full page history.

Free · Notes and knowledge

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Logs errors from .NET and JavaScript apps, checks site uptime and scheduled jobs, and notifies your team in chat or email.

Free trial · Uptime and monitoring · Developers

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Runs memberships, billing and class bookings for CrossFit boxes, martial arts studios and small gyms.

Free plan · Practice management · Gyms and fitness

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An open-source coding agent that writes and runs code with any AI model, from the terminal, a desktop app or your editor.

Developer tools · Developers

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Leave comments and bug reports right on websites, mobile apps, PDFs and images, then route them to your task tools.

Design and images · Agencies

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Hosted Beancount books kept in Git, with bank imports and receipt inboxes, for people and small businesses tracking money.

Since 2022

Bookkeeping and accounting · Individuals and families

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Adds AI translations to your app's language files on each pull request, so the team can review and edit them before merge.

Free trial · Developer tools · Developers

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Sends messages from your scripts, servers or webhooks straight to the Pocket Alert app on your iPhone or Android phone.

Since 2024

Free plan · Uptime and monitoring · Developers

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Build a chatbot trained on your files, web pages or YouTube videos and add it to your website as a chat bubble or link.

Since 2024

Customer support

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Self-hosted platform for managing Git, Subversion and Mercurial repos with shared code review and permissions.

Free · Developer tools · Developers

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A Mac app for comparing text, images and folders and resolving Git merge conflicts, for developers and designers.

Subscription · Developer tools · Developers

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Writers draft in Google Docs and post to WordPress, Webflow, Ghost, Shopify or social accounts with images and SEO settings kept.

Since 2022

Free plan · Marketing and social · Agencies

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Build PDF templates in a visual or HTML editor, then fill them with data by API or Zapier to make invoices and other files.

Free plan · Documents and e-signature

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Generates PDFs and images from saved templates, HTML or web pages through an API or no code tools such as Zapier.

Documents and e-signature · Developers

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An open-source Mac and iPhone notes app that keeps Markdown as plain files, syncs over iCloud and backs up to Git.

Notes and knowledge · Individuals and families

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Checks code written by AI coding agents for security flaws and team standards, in pull requests and inside the editor.

Free plan · Security and passwords · Developers

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A light self-hosted Git server with a web interface that runs as one binary or Docker container on small machines.

Free · Developer tools · Developers

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Lets developers send templated email from browser or app code through their own mail provider, without writing a server.

Free plan · Transactional email · Developers