No moat. Still in business.

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Issue tracking and project planning for software teams, with boards, sprints, roadmaps and AI agent handoffs.

Since 2016

Free plan · Projects and tasks · Developers

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Lets teams edit, test and send transactional email templates without code deploys, with A/B tests and analytics.

Since 2014

Subscription · Transactional email · Software companies

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Daily notes app that puts project notes, tasks, Apple Calendar events and Reminders side by side for planning each day.

Since 2020

Subscription · Notes and knowledge · Individuals and families

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Email marketing app for sending newsletters, campaigns and automated sequences, built for teams that write together.

Since 2018

Free plan · Email marketing · Online sellers

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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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Flexible CMS for custom websites, with Twig templates or a GraphQL API, plus a plugin store and optional commerce.

Website builders · Agencies

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Lets app and game developers change settings and run A/B tests remotely, without shipping a new build or waiting for store review.

Since 2024

Developer tools · Developers

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Handles in-app subscriptions for mobile apps, with a paywall builder, price tests and revenue reports for app teams.

Free plan · Payments and checkout · Developers

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Track and compare spending across projects by dragging budget items around Kanban boards that total themselves.

Since 2024

Subscription · Money and budgeting

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

Free plan · Forms and surveys

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Records visitor sessions on your site and uses AI to point out errors, rage clicks and drop-offs, alongside heatmaps.

Free plan · Website analytics

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A WordPress plugin for top bars and popups with countdowns, coupons and signup forms, plus click stats and A/B tests.

Free plan · Marketing and social

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Web app for teams to plan work into milestones, track tasks on a kanban board and log time against them.

Since 2014

Projects and tasks

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Build and A/B test pricing tables for your website without code, with Stripe revenue insights.

Since 2024

Free plan · Website builders · Online sellers

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Flexible board based work management tool where teams build their own views, fields and automations for projects.

Projects and tasks

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Open-source task and project manager with list, Kanban, Gantt and table views that you can self-host or run in its EU cloud.

Projects and tasks

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A task manager that lays out your whole week on a timeline, works offline, and can be self-hosted.

Free · Projects and tasks · Individuals and families

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An open-source kanban board you install yourself for tracking tasks across boards, lists and cards.

Free · Projects and tasks

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Plans sprints for software teams with task boards, a roadmap, a backlog, retros, whiteboards and progress charts in one tool.

Free plan · Projects and tasks · Software companies

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A shared workspace where people and small teams write linked notes and docs, keep tasks, and ask an AI assistant.

Since 2024

Free plan · Projects and tasks

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Shared space where teams write docs and move the same pages across boards to track project status.

Free plan · Projects and tasks

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Project tool with task lists, kanban boards, subtasks and Gantt charts that teams can use for free.

Free plan · Projects and tasks

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Hosted app backend with database, user login and generated REST and GraphQL APIs, so developers skip running servers.

Developer tools · Developers

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Project board that shows every project as a column, with notes, Gantt charts and AI agent helpers for teams.

Since 2024

Free plan · Projects and tasks

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Turn app features on or off and roll them out to chosen users without redeploying, with unlimited team seats.

Free plan · Developer tools · Developers

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Kanban boards, sprints, backlogs and roadmaps for software teams that work in an agile way.

Free plan · Projects and tasks · Developers

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An API that returns live Amazon product details, prices, reviews and sales estimates for developers building shopping or seller tools.

Free plan · Developer tools · Online sellers

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Project management for teams, with task boards, timelines, timesheets and workload views at a flat price per user.

Subscription · Projects and tasks

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Caches GraphQL queries at the edge and adds usage metrics and abuse protection for teams running GraphQL APIs.

Since 2023

Free plan · Developer tools · Developers

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Design, send and measure email campaigns and push messages, with a WooCommerce plugin for online shops.

Free plan · Email marketing

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Feature flag service that lets software teams roll out, test and switch off features in production without redeploying.

Subscription · Developer tools · Developers

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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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Visual project boards where teams assign and track tasks, keep shared documents and report on progress, hosted in Germany.

Free plan · Projects and tasks

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Realtime kanban boards for planning projects and splitting work into tasks, available hosted or to run yourself.

Subscription · Projects and tasks

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Kanban boards for people and teams, with Pomodoro or stopwatch time logging and flow charts for spotting bottlenecks.

Free plan · Projects and tasks

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A no-code popup tool for shops and websites to collect emails, show offers and win back visitors about to leave.

Free plan · Marketing and social

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WordPress plugin for publishers to place, rotate, target and schedule ads from any network and track clicks.

Free plan · Marketing and social · Creators and writers

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A sales pipeline and lead tracker that reads and writes a Google Sheet, made for solo founders and tiny teams.

Since 2026

Free · CRM and sales · Freelancers

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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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Free to-do app with timers, a Pomodoro mode and day planning that keeps your data on your own device.

Free · Time tracking · Individuals and families

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

Marketing and social

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WordPress plugin that pins a floating button to blog posts so bloggers get more clicks on offers and contact links.

Free plan · Marketing and social · Creators and writers

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A desktop app for sending and testing REST, GraphQL, gRPC and WebSocket requests, stored locally and synced through Git.

Since 2025

Subscription · Developer tools · Developers

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Feature flags and A/B tests that read results from your own data warehouse, for software product teams.

Free plan · Website analytics · Software companies

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Self-hosted notes and checklists app that keeps everything as Markdown files on your server, with kanban boards.

Free · Notes and knowledge · Individuals and families

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A native Markdown notes app for Mac, iPhone and Windows that stores notes in your own cloud, with Kanban boards.

Notes and knowledge · Individuals and families

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Add one script to your site for widgets like local pricing, exit offers and social proof to lift sales.

Since 2025

One-off payment · Marketing and social · Online sellers

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Local Kanban board for handing tasks to coding agents like Claude Code and Codex, then reviewing plans and diffs before merging.

Since 2026

Free plan · Projects and tasks · Developers