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Elixir

2 production projects and 1 rule set built with Elixir.

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Production projects

Local-First Sync Engine Classic ElectricSQL Postgres logical replication and shape-based HTTP sync live in a dedicated Elixir OTP service so any TypeScript, React, or Elixir client can subscribe to partial replicas without each client re-implementing replication.
Privacy Web Analytics Classic Plausible Analytics Pairing the BEAM virtual machine with ClickHouse allows Plausible to ingest high-volume telemetry surges reliably with minimal RAM and fast analytical queries.

Often used with Elixir

Every rule ships as files

AGENTS.md rules and agent skills with Elixir

phoenix-liveview-postgres/AGENTS.mdElixir + Phoenix LiveView + PostgreSQLReal-time reactive web architecture for Elixir 1.20, Phoenix 1.8+, LiveView HTML-over-WebSockets, OTP supervision trees, and Ecto. advanced

Questions about Elixir

How many production projects use Elixir?

2 verified production projects in the STACK IT FAST directory use Elixir, each with a full architecture breakdown.

What is Elixir most often used with?

Across projects in the directory, Elixir is most commonly paired with PostgreSQL, TypeScript, Rust.

Is there an AGENTS.md rule or Claude Code skill for Elixir?

Yes — Elixir + Phoenix LiveView + PostgreSQL includes a full AGENTS.md, CLAUDE.md, Cursor .mdc rule set and an installable SKILL.md covering Elixir.