Open source
Every one of these replaces something you are probably paying for. All free, all self-hostable, all on GitHub.
Running a business on your own means paying for a lot of small things. A design tool. A scheduler. An analytics script. A password manager. None of them is expensive on its own, and together they quietly become one of your biggest fixed costs.
Every project below is free and open source, and most of them you can host yourself. Some will replace a subscription outright. Others are worth knowing about even if you never install them, because knowing the free option exists changes what you are willing to pay for the paid one.
Links go straight to each repository. Take what is useful and ignore the rest.
Run open AI models on your own machine.
You can build and test an AI feature without an API bill and without sending customer data to anyone. When the idea works you decide whether to move to a hosted model — but the experiment costs you nothing but electricity.
Open on GitHubImage generation with almost nothing to configure.
Product mockups, ad variations and social visuals without paying a subscription for every rough draft. Most image tools ask you to learn a vocabulary first; this one asks you to type what you want.
Open on GitHubSpeech to text, in a lot of languages.
Sales calls, voice notes and videos become text you can search, subtitle and turn into posts. If you talk more than you write, this is the single biggest content unlock on the list.
Open on GitHubWebsite analytics that is light and privacy-friendly.
You get to see what is working without a cookie banner in front of every visitor and without a heavy script slowing your pages down. The numbers are simpler than the big analytics suites, which for most businesses means you will actually look at them.
Open on GitHubA workspace for docs, tasks and a wiki.
The same job as the note-taking tool your team already lives in, without per-seat pricing that grows every time you hire. Useful the day your subscription starts scaling faster than your revenue.
Open on GitHubDesign and prototyping in the browser.
You can hand a real design file to a developer without buying an editor seat for everyone who needs to open it. It is also the only serious design tool you can host yourself, which matters if your client work has confidentiality clauses.
Open on GitHubVisual automation between the tools you already use.
Connect a form to a spreadsheet to an email to a CRM by dragging boxes. Self-hosted there is no per-task billing, so the automation that runs ten thousand times a month costs the same as the one that runs ten.
Open on GitHubBooking and scheduling you control.
Meetings booked on your own domain, embedded anywhere in your funnel, with your branding rather than someone else’s. If booking calls is how you sell, owning that page is worth more than it looks.
Open on GitHubA password manager for you and your team.
The least exciting one here and probably the most important. The moment you have a second person touching your social accounts, sharing logins over chat stops being a shortcut and becomes the thing that ruins a week.
Open on GitHubBookmark this page — every link below goes straight to the repository.
| # | Tool | What it does | Repository |
|---|---|---|---|
| 1 | Ollama | Run open AI models on your own machine. | github.com/ollama/ollama |
| 2 | Fooocus | Image generation with almost nothing to configure. | github.com/lllyasviel/Fooocus |
| 3 | Whisper | Speech to text, in a lot of languages. | github.com/openai/whisper |
| 4 | Plausible | Website analytics that is light and privacy-friendly. | github.com/plausible/analytics |
| 5 | AppFlowy | A workspace for docs, tasks and a wiki. | github.com/AppFlowy-IO/AppFlowy |
| 6 | Penpot | Design and prototyping in the browser. | github.com/penpot/penpot |
| 7 | n8n | Visual automation between the tools you already use. | github.com/n8n-io/n8n |
| 8 | Cal.com | Booking and scheduling you control. | github.com/calcom/cal.com |
| 9 | Bitwarden | A password manager for you and your team. | github.com/bitwarden/server |
One more thing
You commented a word on a post. A few seconds later this link was in your DMs. Nobody was watching the notifications, nobody typed a reply, and it may well have been three in the morning where we are.
That is one single feature of Ignix, running on its own. And you just watched it work from the other side.
Comments become conversations
Someone comments your keyword and gets a DM with your link, your lead magnet or your booking page. On Instagram and Facebook.
One inbox for everything
DMs, comments and reviews from every network land in the same place. Nothing sits unanswered over the weekend.
An AI that knows your business
Teach it your products, your tone and your rules. It answers customers around the clock and hands over to you the moment it should.
Publishing that runs itself
Plan a month in one sitting across twelve networks, with a calendar, best-time posting and your best posts recycled automatically.
The list you just read is about not paying four subscriptions for four small jobs. Ignix is the same idea for your social media: it replaces a post scheduler, a DM automation tool, a chatbot builder and a website live chat — one tool, one price.
And yes — you could self-host a post scheduler. There are good open-source ones and we would not pretend otherwise. What none of them do is the part that answers your customers: comments turning into private DMs, every network landing in one inbox, an AI that knows your business and knows when to step aside. That is the half that actually costs you sales when it is missing.
Plans start at $19 a month. Seven days free, no annual contract, and you can cancel in two clicks.
Set it up in ten minutes. The automation that sent you this took four.