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Convex

Reactive backend platform

Reactive TypeScript backend with a database, server functions and realtime sync. Self-hostable (FSL license that converts to Apache-2.0).

Best for: TypeScript apps that need realtime data with minimal backend code

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84
score / 100
Pricing
Professional $25/developer/mo; Starter $0 base plus pay-as-you-go
Free tier
Yes: Free plan with hard resource caps
Open source
Yes
Last verified
2026-10-15

Score breakdown

Why this score: Very agent-friendly (everything is TypeScript), realtime by default, self-hostable. FSL is source-available rather than OSI open source at first.

Based on desk research of official pricing pages and docs; see methodology.

Alternatives

S
Supabase open source
Open-source Postgres development platform
93
/ 100
N
Neon open source
Serverless Postgres
86
/ 100
A
Appwrite open source
Open-source backend platform
80
/ 100

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