No moat. Still in business.

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Design branded QR codes, change where they point after printing and see scan stats, for businesses using print materials.

Since 2013

Free plan · Marketing and social

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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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Desktop data analysis app where you ask about your data in plain English and get Python code, charts and notebooks run on your computer.

Since 2017

Data and spreadsheets

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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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Tracks a team's equipment, who has it and when it is booked, from the web or a phone app with scannable labels.

Free plan · Inventory and stock

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Make a one-question emoji poll for a talk, meeting or event and share it by link or QR code to see answers live.

Since 2024

Free plan · Forms and surveys · Events

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

Developer tools · Developers

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Mac screen recorder and editor for product demos and tutorials, with auto zoom, captions and AI voiceovers.

Free plan · Video and audio · Creators and writers

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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

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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

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Makes custom QR codes for links, contacts, WiFi and text, with logos and colours, and exports them as PNG or SVG.

Free · Design and images

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

Website builders

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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.

Since 2024Updated 4 months ago

Subscription · Uptime and monitoring · Developers

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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

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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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iPhone app to log what is in each box or shelf, label it with a code, and search for items later.

Subscription · Inventory and stock · Individuals and families

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

Free trial · Developer tools · Developers

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Make a feedback form, print a branded QR code for it, and read customer responses and sentiment on a dashboard.

Since 2024

Free plan · Forms and surveys

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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

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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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Makes static and editable QR codes and barcodes with branding, scan stats and a link shortener for businesses.

Marketing and social

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

Since 2023

Data and spreadsheets

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

Free plan · Uptime and monitoring · Developers

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Make editable QR codes for links, files, Wi-Fi and media, and see how often each one gets scanned.

Since 2025

Marketing and social

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WordPress plugin that lets affiliate marketers shorten, brand, track and auto insert their affiliate links.

Marketing and social · Creators and writers

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Scan, design and save QR codes and barcodes on Apple devices, with reusable styles, widgets and a Safari extension.

Free · Design and images

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Create branded short links and QR codes, track clicks and route visitors by device or country, for marketing teams.

Since 2026

Free plan · Marketing and social

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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

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Customers tap an NFC card or scan a QR code, answer a few questions, and get help writing a Google review.

Free trial · Reviews and testimonials

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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

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Branded short links on your own domain, with QR codes, UTM tags and analytics that tie clicks to sales.

Free plan · Website analytics

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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

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Short links on your own domain with country, device and referrer stats kept for good, plus an API and MCP server.

Free plan · Website analytics

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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

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Free online tool for couples, planners and venues to place guests at tables, then print the plan as a PDF or share seats via QR code.

Since 2026

Free plan · Something else · Individuals and families

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Guests at a wedding or party scan a QR code to upload and view photos in a shared, moderated gallery you host.

Free · Design and images · Individuals and families

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Turns a list or spreadsheet of links into many styled QR codes at once, all inside your browser.

Since 2025

Free · Design and images

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iPhone and iPad app for designing business cards from templates with your logo and a QR code, ready to print or send digitally.

Design and images

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A WordPress plugin that makes branded short links on your own domain and tracks clicks, redirects and conversions.

Free plan · Marketing and social · Online sellers

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Gives app makers a single link that sends each visitor to the App Store, Google Play or web, with click stats.

Since 2026

Free plan · Marketing and social · Developers

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Records every AI agent decision in a signed, tamper-evident log so teams can show regulators what their AI did under the EU AI Act.

Since 2026

Free plan · Developer tools · Developers

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Phone app that scans barcodes and adds each one, with quantity and custom fields, as a row in a Google Sheet.

Free · Inventory and stock · Shops and retail

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iPhone app for keeping a private list of what you own, where it is and what it is worth, using photos and NFC tags.

Free plan · Home and car · Individuals and families

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Turns a screen recording into a guide people click through step by step, which you can embed on a site or share as a link.

Since 2026

Free plan · Customer support · Software companies

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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

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

Free plan · Security and passwords

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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

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An iPhone app that locks distracting apps until you tap an NFC tag or scan a QR code you keep somewhere else.

Since 2025

Free · Focus and productivity · Individuals and families