No moat. Still in business.

0

Excel add-in for querying tables with SQL, scripting workbooks in C# and building custom Excel functions.

Since 2016

Free plan · Data and spreadsheets · Developers

0

Log every flight you take on your own server, see routes on a world map and get travel stats.

Free · Travel · Individuals and families

0

Self hosted tool for people who want their European bank transactions copied into Airtable, Google Sheets, Notion, Actual Budget or CSV.

Since 2026

One-off payment · Automation and integrations · Individuals and families

0

Self-hosted time tracker for teams that turns logged hours into PDF invoices, with roles, reports and audit trails.

Free · Invoicing and billing · Agencies

0

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

Website builders

0

Simple private diary with one page per day, photo uploads and export, free to use or run on your own server.

Since 2026

Free · Notes and knowledge · Individuals and families

0

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

Free plan · Security and passwords

0

An open-source photo and video library you run on your own server, with animated previews, search and browser playback.

Free · Video and audio · Individuals and families

0

Self-hosted smart home hub that runs local automations, tracks energy use and takes voice commands.

Since 2020

Free · Home and car · Individuals and families

0

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

Since 2023

Data and spreadsheets

0

A web workspace where analysts write SQL over market prices, macro series and SEC filings, then chart the results without Python.

Since 2026

Subscription · Data and spreadsheets

0

A markdown notes app you run in one Docker container, with multiple organisations, themes and no tracking.

Free · Notes and knowledge · Individuals and families