{"data":{"slug":"electric","name":"Electric","tagline":"Apache-2.0 Postgres read-path sync; Cloud PAYG under $5 waived","category":"databases","categoryName":"Databases","url":"https://electric.ax","github":"https://github.com/electric-sql/electric","pricing":"freemium","hook":"Electric is Postgres→clients sync over HTTP shapes when you refuse to invent your own CDC fan-out.","whatsGood":"Apache-2.0 sync engine. Logical replication in, Shape partial replication out, CDN-friendly HTTP. Writes stay on your existing API. Self-host Docker; Cloud PAYG waives bills under $5/mo (~5M writes).","theCatch":"Read-path sync — not a full offline-write CRDT stack or a replacement for your mutation API. Vs PowerSync/Replicache: Postgres-native shapes + free reads on Cloud, not mobile SQLite product packaging. Pro Cloud starts $249/mo.","verdict":"Apache-2.0 Postgres sync. Self-host free; Cloud hobby under $5 waived.","addedAt":"2026-09-04","featured":false,"domain":"Databases","subSpecialty":"Sync","capabilities":["postgres","sync","realtime"],"surfaces":["API","Self-host","Hosted"],"ecosystem":["Multi-platform"],"licenseModel":"Freemium","githubStars":10352},"related":[{"slug":"supabase","name":"Supabase","tagline":"Open-source Firebase alternative built on Postgres"},{"slug":"turso","name":"Turso","tagline":"SQLite at the edge with libSQL"},{"slug":"redis","name":"Redis","tagline":"The in-memory data store everyone uses"},{"slug":"upstash","name":"Upstash","tagline":"Serverless Redis and Kafka"},{"slug":"pinecone","name":"Pinecone","tagline":"Vector database for AI applications"}],"links":{"self":"/api/gems/electric","html":"/gems/electric","markdown":"/gems/electric.md","category":"/api/gems?category=databases","categoryPage":"/stacks/databases"}}