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Free tool comparing 59 proprietary SaaS tools to open-source alternatives. Features a savings calculator (enter team size → see exact savings), self-hosting difficulty scores, AI verdicts, and step-by-step migration guides.
Covers design, dev tools, project management, communication & more. Updates daily via GitHub Actions. Infrastructure cost: $0/month.
Top picks: Figma vs Penpot · Slack vs Mattermost · Adobe vs Inkscape
Open Source Alternative FinderFind free open-source alternatives to 51 popular SaaS tools
John Ogoinaleft a comment
Hi PH! 👋 Built this because teams kept paying $20k+/year for tools with excellent free alternatives. The savings calculator is the most popular feature — drag your team size and see exact monthly/annual savings. For 50 people using Slack + Notion + Figma + Jira + Zoom that's $40k+/year saved. A few things I'm proud of: → Self-hosting difficulty scores so you know what you're getting into →...
Open Source Alternative FinderFind free open-source alternatives to 51 popular SaaS tools
PromptVault is a library of 100 battle-tested AI prompts for legal,
finance, marketing, engineering, HR and more. 15 prompts are free
forever — no signup needed. Upgrade to Pro for all 100.
PromptVaultBattle-tested AI prompts for legal, finance & marketing
John Ogoinaleft a comment
Hey Product Hunt! 👋 I built PromptVault because I kept writing the same AI prompts from scratch — and so did everyone I talked to. So I curated a library of 100 battle-tested prompts for real professional work: ⚖️ Legal contract risk analysis 📊 Financial modeling & investor pitches 🎯 Cold email, sales scripts & objection handlers 🔍 SEO briefs, landing pages & email sequences ⬡ System design,...
PromptVaultBattle-tested AI prompts for legal, finance & marketing