No moat. Still in business.

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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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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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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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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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A free desktop app for editing Hugo static websites on your own computer and publishing them through Git.

Since 2023

Free · Website builders · Creators and writers

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Message yourself notes, tasks and reminders in a chat-style app that works offline with optional encrypted sync.

Since 2024

Free · Notes and knowledge · Individuals and families

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Mobile apps and a browser extension that store your passwords and two-step login codes on your own device, with no account.

Security and passwords · Individuals and families

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Records which apps and websites you use on your computer or phone so you can see where your time goes, stored locally.

Free · Time tracking · Individuals and families

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Keeps a local record of your screen, audio and apps so AI tools can search your past work and spot tasks to automate.

Free plan · Automation and integrations

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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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Keep track of your investments, net worth, spending and retirement plans in an open-source app that runs on your own devices.

Since 2024

Free plan · Money and budgeting · Individuals and families

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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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Keeps a local SQLite copy on each client in sync with your Postgres, MongoDB, MySQL or SQL Server backend for offline-first apps.

Since 2023

Free plan · 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.

Since 2024Updated 4 months ago

Subscription · Uptime and monitoring · Developers

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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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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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A password manager that stores your vault on your own devices and syncs them directly, with browser autofill.

Since 2023

Free · Security and passwords · Individuals and families

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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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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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Time tracker that runs in the browser and keeps entries on your device, with optional encrypted sync, for freelancers and staff.

Since 2023

Free · Time tracking · Individuals and families

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Mac app that opens a floating note on a shortcut so you can jot a thought, saved as a local markdown file.

Free · Notes and knowledge · Individuals and families

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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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Note taking app in Markdown for Apple devices that stores each note as a plain file inside a folder of your choosing.

Free · Notes and knowledge · Individuals and families

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A local dashboard and desktop app that counts tokens and cost across AI coding tools like Claude Code, Codex and Cursor.

Free · Developer tools · Developers

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A free Mac app that puts all your Claude Code, Codex and Kiro sessions in one window so you can see which need a reply.

Since 2026

Free · Developer tools · Developers

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Records and transcribes your meetings on your Mac without a bot, then turns them into tasks and notes you can search.

Since 2026

Subscription · Notes and knowledge

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Fast desktop Git client with line-level staging, structural diffs and drag-to-rewrite history.

Since 2026

Free · Developer tools · Developers

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A planner app where you write plans as notes and turn lines into dated tasks, reminders and calendar entries.

Since 2026

Subscription · Projects and tasks · Individuals and families

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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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Mac app that records meetings without a bot and writes editable AI summaries, keeping notes and data on your own machine.

Free plan · Notes and knowledge

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Open-source API client that keeps collections as local files synced through Git, for testing REST and WebSocket APIs offline.

Free plan · Developer tools · Developers

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Desktop workspace that pulls your files and notes into structured plans and records the reasons behind each decision.

Since 2026

Free plan · Notes and knowledge

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A desktop task manager that keeps tasks, habits and goals in plain org-mode files, with an AI assistant and git sync.

Since 2026

Projects and tasks · Individuals and families

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Stores the reasoning from AI coding chats with each git commit and posts it to pull requests for team review.

Since 2026

Free plan · Developer tools · Developers

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A day planner for iPhone that lays tasks on a visual timeline and keeps your plans on your device, with an optional Pro tier.

Free plan · Focus and productivity · Individuals and families

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Mac app that records and transcribes meetings on your machine, labels speakers and passes the live text to your AI for notes.

Since 2026

Free trial · Notes and knowledge

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A Mac app that runs several AI coding agents side by side in separate clones and chains them to plan, build, review and test.

Free · Developer tools · Developers

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A note app on an endless canvas with nested pages, Markdown, sketching and live collaboration, for people who think visually.

Since 2025

Subscription · Notes and knowledge · Individuals and families

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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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A Mac clipboard manager that stores your copy history on the device, sorts it by type and can search text in screenshots.

Free · Focus and productivity · Individuals and families

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Records and watches your home security cameras on a Mac with local object detection and no cloud.

Since 2026

One-off payment · Security and passwords · Individuals and families

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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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Desktop email client that shows threads as chat bubbles and turns messages into tasks, with a calendar next to it.

Since 2025

Free plan · Focus and productivity

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An open source password and 2FA vault that keeps everything in an encrypted file on your computer, no account needed.

Since 2026

Free · Security and passwords · Individuals and families

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Watches competitors' sites, emails, ads, news and SEO and alerts early B2B SaaS founders to changes that matter.

Since 2025

Subscription · Marketing and social · Software companies

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A design editor that reads and saves Figma .fig files, works on your own computer and can be driven by scripts or AI agents.

Free · Design and images · Agencies

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An open source log viewer that searches and filters large files on your own machine, no upload or account, for developers hunting bugs.

Since 2026

Free · Developer tools · Developers