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Liam ERD Pricing

open sourceopen source · Apache-2.0last verified September 6, 2026official site ↗

At a glance

Free and 100% open source under the Apache-2.0 license. Liam ERD has no licensing fees or paid subscription tiers; developers can generate diagrams instantly via public GitHub URL prefix (liambx.com/erd/p/) or build and host self-contained static visual documentation using the @liam-hq/cli in CI/CD pipelines.

Self-hosting cost

Liam ERD is open source under the Apache-2.0 license. Self-hosting does not add a software license fee, but you still pay for infrastructure, operations, and any external model or API usage.

Free & cheaper Databases & ORMs

same category, free plan or open-source license

UpstashFreemium serverless data platform (Redis, Kafka, Vector, QStash). Free tier includes daily command/request quotas (10k commands/day for Redis/Kafka/Vector, 500 messages/day for QStash at $0/mo). Pay-as-you-go charges per request ($0.20-$0.40 per 100k requests) and storage ($0.25/GB/mo) with scale-to-zero idle compute. Pro fixed plans start at $280/mo with dedicated throughput and 99.99% SLA, and Enterprise plans provide dedicated VPC peering and custom compliance.Neonopen sourceNeon provides a serverless PostgreSQL database with scale-to-zero capabilities. The Free tier includes 100 Compute Unit (CU) hours and 0.5 GB storage per month across up to 100 projects. Paid usage is consumption-based with no minimum monthly platform fee: Launch bills at $0.106/CU-hour and Scale at $0.222/CU-hour with $0.35/GB-month storage.Supabaseopen sourceSupabase offers a perpetual Free tier for hobbyists and experimentation (50k MAUs, 500MB DB). The Pro tier starts at $25/month including $10 compute credits, 8GB database storage, and 250GB egress. The Team tier costs $599/month for SOC2/HIPAA compliance and priority support, alongside custom Enterprise packages.GitDiagramopen source100% free hosted web service and open-source (MIT); private repository scanning and self-hosting utilize user-provided API keys.
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FAQ

How much does Liam ERD cost?

Free and 100% open source under the Apache-2.0 license. Liam ERD has no licensing fees or paid subscription tiers; developers can generate diagrams instantly via public GitHub URL prefix (liambx.com/erd/p/) or build and host self-contained static visual documentation using the @liam-hq/cli in CI/CD pipelines.

Does Liam ERD have a free plan?

Yes — Liam ERD is open source and free to use.

Can you self-host Liam ERD for free?

Liam ERD is open source under the Apache-2.0 license. Self-hosting does not add a software license fee, but you still pay for infrastructure, operations, and any external model or API usage.

What are free or cheaper Liam ERD alternatives?

Upstash, Neon, Supabase are in the same category with a free plan or open-source license.

pricing is editorial catalog data (last verified September 6, 2026) — vendors change plans; confirm on the official site before you buy. Reuse this data under CC-BY 4.0 via /data.