No moat. Still in business.

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Tracks Amazon and Flipkart prices, shows past price charts and alerts shoppers when a product gets cheaper.

Since 2014

Free · Money and budgeting · Individuals and families

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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

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Puts WhatsApp, Slack, Signal, email and other messengers into one desktop app with workspaces.

Since 2017

Free plan · Focus and productivity

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A chat bot for Slack, Teams and Telegram where coworkers thank each other and earn rewards.

Since 2018

Subscription · Payroll and HR

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Watches GitHub, npm, PyPI, Docker Hub and other sources and tells you when projects you follow ship a new version.

Developer tools · Developers

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Sends your notes from books, podcasts and articles back by email or Telegram on a spaced repetition schedule so you remember them.

Since 2024

One-off payment · Notes and knowledge · Individuals and families

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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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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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Build AI chat agents for support or sales and run them on your website, Slack, WhatsApp and other channels.

Subscription · Customer support

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One API and an in-app inbox component that let software teams send notifications by email, SMS, push, chat and in-app.

Transactional email · Developers

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An API that puts an invisible mark on each copy of an image so creators and apps can trace who leaked it.

Since 2026

Security and passwords · Creators and writers

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Copies attachments, photos and voice notes from email, Slack and Telegram into your Google Drive or Dropbox.

Automation and integrations

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Watches web pages for you and sends an alert when content, prices or stock levels change.

Subscription · Uptime and monitoring

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Checks websites, APIs and cron jobs every 30 seconds and confirms an outage before alerting your team.

Subscription · Uptime and monitoring · Developers

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Alerts you when a cron job misses its ping or a site, certificate or domain has a problem, with status pages included.

Free plan · Uptime and monitoring · Agencies

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WebSocket server for app developers that keeps realtime messages ordered and recovers them after dropped connections.

Free · Developer tools · Developers

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

Subscription · Uptime and monitoring · Developers

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Pulls your photos, messages, locations and social posts into one private timeline stored on your own computer.

Since 2025

Free · Notes and knowledge · Individuals and families

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Translates the text in your app, docs and website into many languages, with a CLI, API and review tools.

Developer tools · Developers

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Open source uptime checks, alerts and public status pages that you or an AI agent can manage, with no charge per monitor.

Free plan · Uptime and monitoring · Developers

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No-code builder that lets cafes and restaurants launch a Telegram mini app for menus, orders and payments.

Since 2026

Subscription · Website builders · Restaurants and cafés

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Self-hosted comments for blogs and articles, with social login, moderation and no tracking of readers.

Free · Website builders · Creators and writers

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Drafts and queues social posts for Mastodon, Bluesky, Threads, Facebook and Instagram, then shows what worked and what to try next.

Since 2026

Free plan · Marketing and social · Shops and retail

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Self-hosted tool that runs scheduled PostgreSQL, MySQL and MongoDB backups to cloud storage and alerts your team.

Since 2025

Free · Developer tools · Developers

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Lets a team's AI coding agents pass work to each other over MCP and pings a person in Slack when stuck.

Since 2026

Free plan · Developer tools · Developers

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Alerts you when a cron job, worker or container stops checking in, and attaches its last log lines to the alert.

Since 2026

Free plan · Uptime and monitoring · Developers

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Uptime checks for sites, APIs, databases and queues you run on your own server, with alerts and public status pages.

Free · Uptime and monitoring · Developers

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Website live chat and chatbot trained on your own content, also answering on WhatsApp, Instagram and Messenger.

Free plan · Customer support

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Persian-language online form and quiz builder with calculations, payments, SMS alerts and reports.

Free plan · Forms and surveys

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Gathers user feedback through widgets and surveys, then uses AI to sort it by topic and sentiment.

Since 2025

Forms and surveys · Online sellers

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Real-time US stock, ETF and options data through an API or Google Sheets formulas, for traders and developers.

Free plan · Data and spreadsheets · Individuals and families

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Lets developers reach Claude Code or Codex sessions running on their own server from a browser tab or Telegram.

Since 2026

Free plan · Developer tools · Developers

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A Mac app that puts iMessage, WhatsApp and Telegram chats in one inbox, with reminders and notes on contacts.

Since 2025

Free · CRM and sales · Individuals and families

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Adds uploads, image resizing and typed SDKs on top of the Cloudflare R2 bucket you already have, without bandwidth fees.

Free plan · Developer tools · Developers

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A website chat bubble that forwards visitor messages to Telegram, so site owners can answer from their phone.

Since 2026

Free plan · Customer support

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Hosting for developers that deploys Dockerfiles or images as apps, workers, cron jobs and databases on a private network.

Free plan · Developer tools · Developers

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Builds an AI chatbot trained on your business data to answer customers on your site, Telegram, Bale and more.

Free plan · Customer support

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An AI receptionist that answers and routes business calls, then scores each call and logs it in your CRM.

Since 2026

Subscription · CRM and sales

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Tracks SSL certificates on any number of domains and warns you before they expire via Telegram, Teams, PagerDuty or webhooks.

Since 2025

Free · Uptime and monitoring

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

Subscription · Uptime and monitoring · Agencies

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Keeps every domain you own in one dashboard and alerts you to expiry dates, DNS and SSL changes.

Free plan · Uptime and monitoring

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Desktop scratchpad that runs JavaScript as you type, with Node, browser APIs and npm packages, for developers testing ideas.

Free plan · Developer tools · Developers

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Mac app for developers to run, watch and coordinate several AI coding agents side by side with a task board.

Free · Developer tools · Developers

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Watches dead letter queues in RabbitMQ and Kafka, alerts on stuck consumers or spikes, and lets engineers replay failed messages.

Since 2026

Uptime and monitoring · Developers

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Free self-hosted help desk and shared inbox that gathers customer emails, chats and messages into one place for support teams.

Free · Customer support

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Website chat widget that sends visitor messages to Telegram, Slack or Discord so small teams can answer from their phones.

Since 2026

Free plan · Customer support

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Say or type what you want done and Clara builds a scheduled automation that uses your Gmail, Drive and other apps.

Automation and integrations · Individuals and families

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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