No moat. Still in business.

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A Mac email app built on the Gmail API, with full support for labels, filters, categories and several accounts.

Since 2020

Free trial · Focus and productivity

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Turns a Postgres or MySQL database, or a new one, into a shared spreadsheet with kanban, form and gallery views.

Since 2021

Free plan · Data and spreadsheets

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Copies events between your work, personal and school calendars so you show as busy everywhere, keeping details private.

Free plan · Scheduling and booking · Individuals and families

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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.

Since 2026Updated 33 days ago

Automation and integrations · Individuals and families

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Builds and publishes a small business website from a few answers, with AI writing the copy and you paying for each page

Free plan · Website builders

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A study app for students with spaced repetition flashcards, made from notes and PDFs, and scheduled around your calendar.

Free plan · Courses and learning · Individuals and families

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Plans delivery and service routes from a spreadsheet of stops, handling time windows, vehicle capacity and shifts.

Since 2024

Free plan · Jobs and field service · Trades and home services

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A Mac app for writing and linking plain Markdown notes in your own folders, with boards, tables and optional AI help.

Since 2026

Free plan · Notes and knowledge · Individuals and families

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Timesheets that turn team hours into cost data for billing, capitalisation, R&D and grant reports.

Subscription · Time tracking

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A day planner for iPhone, iPad, Mac and web that combines weekly plans, task priorities, calendars, journal and habits.

Since 2025

Projects and tasks · Individuals and families

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Sends you a WhatsApp message when a friend or relative has a birthday, with no app to install and optional mailed cards.

Since 2025

Subscription · Family and parenting · Individuals and families

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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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An email app with an AI assistant that sorts your inbox, drafts replies in your style and finds answers in old mail.

Since 2022

Free plan · Focus and productivity

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Lets non-technical staff view, edit and query Postgres tables in a spreadsheet-style screen, using the database's own permissions.

Free · Data and spreadsheets

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Free planner for students that tracks classes, homework and grades and works out what score you need.

Free · Focus and productivity · Individuals and families

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Booking widget for websites and Shopify stores that handles appointments, reminders, staff availability and payments.

Subscription · Scheduling and booking · Health and clinics

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A WordPress plugin that shows a Google, Microsoft 365 or iCloud calendar feed on your site and keeps it updated.

Free plan · Scheduling and booking

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Connects your business apps through prebuilt automations you switch on in a click, a cheaper alternative to Zapier.

Free plan · Automation and integrations

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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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Lets performers and freelancers share free dates from Google Calendar and accept or decline the booking requests clients send.

Subscription · Scheduling and booking · Freelancers

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WooCommerce plugin where shoppers choose a delivery or pickup date and time at checkout, with daily order limits.

Free plan · Scheduling and booking · Restaurants and cafés

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A calendar on top of Google Calendar that keeps tasks next to your week, shares booking links and shows time zones.

Since 2024

Subscription · Scheduling and booking · Individuals and families

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Booking software for tour and activity operators with payments, QR check-in and availability synced to over 70 OTAs.

Free trial · Scheduling and booking · Hotels and hospitality

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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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An email and calendar app where you describe a repeat email task and an agent replies, follows up and closes it.

Since 2024

Automation and integrations

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A hosted Postgres database you view and edit like a spreadsheet, so non-technical teams can manage linked records.

Since 2026

Free plan · Data and spreadsheets

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A native calendar app for Mac, iPhone and iPad for people whose schedule lives in Google Calendar.

Since 2026

One-off payment · Scheduling and booking · Individuals and families

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A spreadsheet that pulls in data from databases and business apps so you can analyse it by asking questions.

Since 2025

Free plan · Data and spreadsheets

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Open-source AI analyst for data teams that links any LLM to company data and answers questions in a web app or Slack.

Since 2025

Data and spreadsheets

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Lets you style a Google Calendar and embed it on your website so it works well on desktop and mobile.

Free plan · Website builders

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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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Mac app that blocks your screen with a reminder before each meeting and lets you join in one click.

Since 2025

Free trial · Scheduling and booking

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Open-source wiki software you host yourself so a team can write and share its internal documentation.

Free · Notes and knowledge

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Connects Claude and ChatGPT to tools like Search Console, Google Ads and your own APIs, with per-person logins and call logs.

Since 2026

Free plan · Automation and integrations

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A WordPress plugin that lets clients book, move or cancel appointments on your site, with reminders and calendar sync.

Free plan · Scheduling and booking

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A WordPress booking plugin that lets clients pick open times for one to one, group or team appointments on your site.

Subscription · Scheduling and booking · Freelancers

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A WordPress plugin that adds an appointment booking form and calendar to a business website, with paid add-ons for SMS and payments.

Free plan · Scheduling and booking

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A WordPress plugin that lets clients pick a time and book services on your site, with Google Calendar sync in the Pro version.

Free plan · Scheduling and booking

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A self-hosted CMS in one Go binary with built-in SEO, forms, AI crawler analytics and a WordPress importer.

Since 2026

Website builders

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Self-hosted docs and wiki software with templates, approval steps and read analytics for company know-how.

Free plan · Notes and knowledge

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Applicant tracking that reads each application, ranks candidates against your criteria and runs the hiring pipeline.

Free plan · Hiring and recruiting

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Copies events between Google, Outlook and Apple calendars using rules you set, so work and family plans never clash.

Since 2026

Free plan · Scheduling and booking

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Dashboard for email sent through Amazon SES showing bounces, deliveries, complaints, opens and clicks, run yourself or hosted.

Free · Transactional email · Developers

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Calendar app for shift workers that adds rotating patterns, sets alarms per shift and totals hours, pay and overtime.

Scheduling and booking · Individuals and families

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A WordPress plugin that takes bookings for appointments, classes and rentals, with staff schedules, payments and reminders.

Free plan · Scheduling and booking

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Runs scheduled SQL checks on Postgres and ClickHouse and alerts your team when data goes missing, stale or wrong.

Since 2025

Free plan · Uptime and monitoring · Developers

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Free WordPress plugin for taking appointments, with Google and Outlook calendar sync, reminders and video meetings.

Free · Scheduling and booking

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An iPhone app that turns calendar events into alarms that stay on screen, with leave-time and flight timing.

Since 2026

Focus and productivity · Individuals and families