Best Open Source Alternatives to Substack & Medium
Independent publishing, email newsletters, and paid memberships with 0% platform cuts and full audience ownership.
Why Migrate from Substack & Medium?
Hosted publishing networks take a 10%+ cut of subscription revenue, control algorithmic distribution, and retain underlying subscriber access relationships. Open-source publishing platforms give writers 100% of revenue, complete audience data ownership, customizable publication designs, and immunity from platform policy changes.
Key Risks & Constraints
Operational and financial risks of continuing to rely on Substack Inc. / A Medium Corporation:
- ⚠Platform revenue cuts (10% or more) skimming creator earnings on top of payment processing fees
- ⚠Algorithmic content moderation, shadowbanning, and risk of arbitrary publication deplatforming
- ⚠Platform-controlled audience relationships where readers are cross-promoted to competitor publications
- ⚠Rigid design constraints and lack of deep code/customization capabilities for modern digital publications
Vetted Open-Source Replacements
Ranked by SafeOpenSource composite safety scores, dependency audits, and community vitality.
Head-to-Head Safety & Specification Comparison
Direct technical specifications and supply-chain metrics for open-source replacements to Substack & Medium.
| Tool | Safety Score | Verdict | License | Language | Self-Host Difficulty | Stars | Audit |
|---|---|---|---|---|---|---|---|
 GhostTryGhost/Ghost | 79.2/100 | Caution | MIT | JavaScript | Easy | 55,692 | Report → |
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