
Rapibase — The backend for building with AI agents
Open source backend with Postgres, auth, storage, realtime and functions. Built-in MCP and skills: your AI agent (Claude Code, OpenCode, Codex) builds and deploys the whole app. 7-
@Joellucena13 · X
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Open source backend with Postgres, auth, storage, realtime and functions. Built-in MCP and skills: your AI agent (Claude Code, OpenCode, Codex) builds and deploys the whole app. 7-
@Joellucena13 · X

Self-updating documentation for AI agents and humans. Open source alternative to Mintlify, ReadMe, and GitBook.
@papervine_io · X

Self-hosted baby tracker to log feeds and naps with minimal setup.
@jrya7 · X

ManyGPT - An open source chat application with support for multiple AI models
@sabbirhasan7172 · X
Stop switching between AI tools. ManyGPT brings ChatGPT, Claude, Gemini, Grok, and more into one workspace. Try it out and let us know what you think.

Write software functional specifications designed to work for both humans and AI.
@spec_tacul_ar · X
Specifications for humans and AI.

Find trending open source projects and track your GitHub PRs and issues in one dashboard.
@manixh · X

Analyze GitHub repositories to discover and score paid work and contribution opportunities.
@bashops_dev · X
Building BashOps Radar—repository intelligence for developers. Helping developers identify contribution opportunities that can lead to contracts, paid sprints, and long-term work.

Play ranked 1v1 quiz battles or host live multiplayer quiz rooms with instant scoring and leaderboards.
@TheAlanWeKnow · X
building i need a good go to market plan now as most of it is built - need to reach hackathon organisers and other tech event organisers.

Manage customer support conversations using AI and human agents in one inbox, self-hosted or cloud.
@ompharate · X
— an open-source, agentic alternative to Intercom and Zendesk.

Every token your team spends on AI coding agents, attributed to the builder who spent it and the pull request it shipped. Harness-agnostic, local-first capture. Open source.
@RuffinelliMarco · X
Would love to see you on the board.

Free bulk certificate generator. Upload a template and CSV, create personalized PDFs in your browser, and send them via Gmail. Open source, privacy-first.
@akshatt66612958 · X
Started as a small script. Today, it's MailMyCertificate. 🌍 Open Source 🔒 Privacy First 🆓 Free Forever Generate & email hundreds of personalized certificates in minutes. ⭐ Feedback & GitHub stars are always appreciated. 🔗

Search 493 SaaS products to find open-source and cheaper alternatives for each.
u/Hadestructhor · Reddit
I built a free website to find free, cheaper and replaceable subscriptions you may have The goal is to mainly list big projects like figma, duolingo, spotify etc and offer alternatives. But not only that, I hate having to install and self host an open source project just to find out SSO is not supported in the open core version, that it's not a full foss project, etc etc. So I help you also filter on that too. And if you think it's another list, I actually had some agents