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ElectricSQL

Postgres read-path sync: stream subsets of your own database to clients over HTTP.

electric-sql.comelectric-sql.com/docsgithub.com/electric-sql/electric
Overall in convex alternatives
6of 11 · score 64.5
Data coverage
92%
24 of 26 fields sourced

Best for

  • •Existing Postgres apps that need live read data without a rewrite
  • •Teams that already have a write API they are happy with
  • •Anyone who wants sync without adopting a backend platform

Strong on

  • +Schema changes sql-migrations 1/11
  • +Exit cost 2 2/11

Weak on

  • −Auth bring-your-own 8/11
    Better: Supabase: built-in
  • −MCP server No 8/11
    Better: Convex: Yes
  • −File storage No 8/11
    Better: Convex: Yes
  • −GitHub stars 8,000 6/10
    Better: Supabase: 90,000

vs Zero

  • •Ahead on Egress metered: Partial vs No
  • •Ahead on Exit cost: 2 vs 3
  • •Behind on TS inference: Partial vs Yes
  • •Behind on Local-first sync: Partial vs Yes

How ElectricSQL scores among 11 convex alternatives24 of 26 fields known

Features13

Reactivity1st
push
1/11
electric-sql.com · 2026-07-20
TS inference
Partial
6/11
Leader: Convex · Yes
Transactions1st
mvcc
1/11
Local-first sync
Partial
4/11
Leader: InstantDB · Yes
electric-sql.com · 2026-07-20
Optimistic writes
Partial
6/11
Leader: Convex · Yes
Cron & scheduling
No
7/11
Leader: Convex · Yes
File storage
No
8/11
Leader: Convex · Yes
Vector search
Partial
6/11
Leader: Convex · Yes
Full-text search
Partial
5/11
Leader: Convex · Yes
Auth
bring-your-own
8/11
Leader: Supabase · built-in
electric.ax · 2026-11-06
Hard limits
Shape size, a shape has to be small enough to hold on the client and cheap enough to re-materialise on the server.
Cold start
—
Function timeout
—

Portability & exit5

Exit cost2nd
2
2/11
Leader: Neon + Drizzle · 1
Self-hostable1st
Yes
1/11
electric-sql.com · 2026-07-20
Bulk export1st
Yes
1/11
Raw SQL1st
Yes
1/11
Schema changes1st
sql-migrations
1/11

Agentic2

MCP server
No
8/11
Leader: Convex · Yes
Agent fit
2
10/11
Leader: Convex · 5

Pricing3

Pricing model
free (self-host) + usage-based cloud
electric.ax · 2026-11-06
Entry price1st
$0/mo
1/10
electric.ax · 2026-11-07
Egress metered
Partial
6/9
Leader: Convex · Yes

Traction2

GitHub stars
8,000
6/10
Leader: Supabase · 90,000
Backing3rd
venture-backed
3/11
Leader: Firebase · big-tech

Positioning1

Positioning
Postgres sync engine, sync little subsets of your data into local apps.
electric-sql.com · 2026-07-20

Alternatives8

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Sources6

ElectricSQL logo & brand colours

Logo assets

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MonochromeSVG
ElectricSQL logo

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ElectricSQL brand colours

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