No moat. Still in business.

0

Excel add-in for querying tables with SQL, scripting workbooks in C# and building custom Excel functions.

Since 2016

Free plan · Data and spreadsheets · Developers

0

Watches web pages for changes and sends alerts or scraped data to Slack, Discord, Telegram or Google Sheets without code.

Since 2019

Free plan · Uptime and monitoring

0

Generates searchable API docs from C++ code and Markdown pages, with optional hosting, for C++ teams.

Since 2021

Developer tools · Developers

0

Turns videos into interactive ones with questions, buttons and branching, then reports what each viewer watched and answered.

Since 2018

Subscription · Video and audio · Agencies

0

A chat widget for service business websites that answers visitor questions from your own content and gathers inquiry details.

Since 2020

Free plan · CRM and sales

0

WordPress plugin that hides part of a post behind a read more toggle, with lead capture and engagement tracking.

Subscription · Website builders · Creators and writers

0

A website chat widget that answers visitors with AI, hands off to staff and captures leads across WhatsApp and email.

Free plan · Customer support

0

Builds forms and quizzes from a prompt, PDF or pasted text, with scoring, logic, payments and embeds for businesses.

Since 2024

Forms and surveys

0

WordPress plugin that sends site email through a proper SMTP provider and logs each message so you can see if it arrived.

Free · Transactional email

0

A WordPress plugin for building opt-in, coupon and announcement popups with triggers, targeting and stats.

Free plan · Marketing and social

0

Send JSON events from your app with one request, then chart, query with SQL, set alerts and embed dashboards.

Since 2022

Free plan · Website analytics · Developers

0

Falco based Kubernetes security tool that spots attacks inside your own cluster, sends no telemetry and is paid for once.

Since 2026

One-off payment · Security and passwords · Developers

0

Watches your sites, certificates, DNS records and scheduled tasks around the clock and tells your team as soon as something fails.

Since 2024Updated 4 months ago

Subscription · Uptime and monitoring · Developers

0

Tracks domain renewals, SSL certificates and DNS records for many sites and alerts you before something lapses or breaks.

Since 2024

Subscription · Uptime and monitoring · Agencies

0

Hosted RabbitMQ and LavinMQ message queues that are monitored and maintained for you on the major clouds.

Developer tools · Developers

0

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

0

WordPress plugin that shows MLS property listings on an estate agent's own site, with lead capture and a basic CRM.

Free trial · CRM and sales · Property and estate agents

0

Build popups, multi-step forms, quizzes and on-site widgets to collect leads and sales from website visitors.

Free plan · Forms and surveys

0

Build step-by-step forms for surveys, leads and quizzes, with logic, webhooks and unlimited responses on the free plan.

Free plan · Forms and surveys

0

Tracks machine learning experiments, metrics and model versions for ML teams, with an API compatible with Weights and Biases.

Free trial · Developer tools · Developers

0

Trains a chat agent on your site, files and docs so it can answer customer questions and capture leads on your website.

Since 2024

Subscription · Customer support

0

AI agent that answers customer questions on your site, WhatsApp and phone, captures leads and passes chats to staff.

Free trial · Customer support

0

Checks your websites, SSL, ports and cron jobs, confirms outages from other regions and runs status pages on your domain.

Since 2024

Free plan · Uptime and monitoring · Online sellers

0

A cloud workspace for creating, running and sharing marimo Python and SQL notebooks for data work

Since 2024

Developer tools · Developers

0

Spreadsheet that links to databases and files and lets AI write the formulas, Python and charts for you.

Since 2023

Data and spreadsheets

0

Watches AI agents in production, groups recurring failures and alerts you so a coding agent can fix them.

Free plan · Uptime and monitoring · Developers

0

A website chatbot that learns from your pages and documents, answers visitors and passes harder chats to your staff.

Free plan · Customer support

0

WordPress plugin for popups, banners and lead forms that send new contacts to your CRM.

Marketing and social

0

A WordPress plugin that adds an AI chat agent trained on your pages to answer customers and collect leads.

Free plan · Customer support

0

Fixes the mixed content and insecure content warnings a WordPress site shows after it moves to HTTPS.

Website builders

0

Records each step of an AI agent's run so developers can spot slow calls, errors and token costs.

Since 2026

Free plan · Uptime and monitoring · Developers

0

Software teams build clickable product demos and stable demo sandboxes to embed on their site or use in sales.

Since 2025

Free trial · Marketing and social · Software companies

0

A chatbot you train on your own content to answer website visitors, capture leads and hand chats to a person when needed.

Free plan · Customer support

0

WordPress plugin for building popups and bars with display rules, A/B tests and email signup capture.

Marketing and social

0

WordPress plugin that collects subscribers through a double opt-in form and lets you export the list to a mail provider.

Free plan · Email marketing

0

Lets developers record counters and revenue figures in their own database, then chart them and set alerts in a hosted dashboard.

Since 2026

Subscription · Developer tools · Developers

0

WordPress plugin for opt-in popups and embedded forms that help you grow an email list, with split tests.

Subscription · Marketing and social

0

Watches MySQL, PHP-FPM, Varnish and NGINX servers in one dashboard with alerts, as a swap in replacement for NGINX Amplify.

Since 2026

Free plan · Uptime and monitoring · Developers

0

WordPress plugin that shows YouTube, Vimeo and self-hosted videos in galleries, with member-only access and lead capture.

Free plan · Video and audio · Creators and writers

0

WordPress plugin for adding price estimate calculators to a site, emailing PDF quotes and collecting leads from service customers.

Free plan · CRM and sales · Trades and home services

0

WordPress plugin for estate agents that puts MLS listing search on their site and collects leads from people browsing homes.

Free trial · CRM and sales · Property and estate agents

0

Alerts you by email, Slack or a ticket when a cron job, backup or pipeline misses its expected check-in.

Since 2026

Free plan · Uptime and monitoring · Developers

0

WordPress plugin for making popups, sticky bars, optin forms and quizzes to turn visitors into leads.

Free plan · Forms and surveys

0

Gets and renews free Let's Encrypt SSL certificates on cPanel shared hosting without command line work.

Free plan · Security and passwords

0

WordPress plugin that lets car sellers and dealers list vehicles with specs, search and enquiry forms.

Free plan · Website builders · Shops and retail

0

Tracks API traffic, errors and response times, logs requests and sends alerts, set up with a few lines of code.

Since 2025

Free trial · Uptime and monitoring · Developers

0

Adds popups, floating bars and inline signup widgets to a site to collect email leads and sales.

Free trial · Forms and surveys

0

Build branded forms, quizzes, surveys and giveaway contests to collect leads and feedback, without writing code.

Free plan · Forms and surveys