Software we build and run ourselves
These are S4 Solutions' own products — designed, built, shipped and supported by us. They are not client engagements, and we don't present them as client results.
SaaS · Live
KinshipRM
A privacy-first personal CRM. Your contacts, conversations and relationship history in a system you own — one that comes with you when you change jobs.
About KinshipRM →Game · Coming to Steam and itch.io
Sinews of War: The American Revolution
A turn-based game of statecraft, 1775–1783. The war is won with money, supply and the loyalty of the people; the battles are fought in real-time 3D, or settled at once.
About Sinews of War →Open source · Free
Nexis
A system optimizer, monitor and manager for Linux and macOS. Free to use and GPL-3.0 licensed — the source is public and there is no paid tier.
About Nexis →Need something built for your business?
Project-based work — custom applications included — runs through our services: one scope, one fixed fee, defined inclusions.