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THE ONE WITH ALL THE CONNECTIONS

Lily DBv0.33.1

Your databases.
Their happy place.

A fast, native macOS database client for PostgreSQL, MySQL, SQLite, SQL Server, Redis, MongoDB, DynamoDB, Trino, and ClickHouse — nine engines under one beautiful roof.

Download for Mac

Free · macOS 14+ · 57 MB

Windows is on the guest list. Coming soon.

Fresh from the lab: what’s new in v0.33.1
a very good relationship manager.
Lily DBSMALL APP. BIG IDEAS.

Good with tables. Great with your sanity.

looking for a meaningful relationship. foreign keys welcome.

Native macOSNine database enginesLocal-first100% CORTEX LABS ENERGY

01 / MORE THAN A PRETTY ICON

Big little
superpowers.

11 ways to make your day easier.
Yes, we got a little carried away.

SUPERPOWER / 01

Trace — see what your database is doing

Arm the activity monitor and it gains a memory: record the last minutes of everything running, then scrub the timeline back to the moment things slowed down. Queries that finish in under a second slip past the live view, so a Top tab reads pg_stat_statements ranked by total time. See a live tree of who's blocking whom and kill any session from the graph — and Lily's local AI explains the root cause of a slow query in plain language, entirely offline.

SUPERPOWER / 02

Speed up a slow query in one click

Point Lily at a slow query and it proposes one index, applies it with CREATE INDEX CONCURRENTLY so writes never block, and shows the estimated cost before and after so you can see it worked. The plan and the query stay on your machine — the AI only ever sees the redacted statement, never a single row of data.

SUPERPOWER / 03

Your database has a tour guide

Lily explains the business behind your schema: cryptic names become recognizable entities, grouped into areas you can explore. See what a table does, follow its relationships, and open the data or a ready-to-use query idea. A guided tour in your language, with a curious companion and the occasional terrible joke. It remembers its analysis and updates what changed.

And a few more tricks.

Go on. Open one.

04

Recipes for every entity

For each business entity Lily writes the everyday queries you actually run — "recent orders for a customer", "find by email" — parameterized and ready to open in the editor. Read-only and EXPLAIN-validated before they're ever offered; generated on demand when you explore an entity.

05

Change your schema with AI

Describe a change in plain language — "add soft-delete", "make email unique" — and Lily generates the forward DDL plus its exact rollback, grounded in your real columns, keys and indexes. Nothing runs until you open it in the editor and confirm; destructive changes are flagged and pass the same write guardrails as any statement.

06

Semantic schema search

Ask "where do we store refunds?" and Lily ranks the real tables and columns that hold the concept — each with a one-line reason — searching your schema's meaning, not just its names. Click a result to jump straight to the table. It searches metadata only, never your rows.

07

See the blast radius before you write

Before any UPDATE, DELETE, TRUNCATE, or DROP, Lily estimates how many rows it will touch and which tables it reaches by foreign key — without ever running the write. The riskiest ones (no WHERE, TRUNCATE, DROP) make you type the table name to confirm.

08

PII scan, redacted by default

Lily flags columns holding personal data — CPF/CNPJ, cards, emails, phones — using local format fingerprints, and automatically redacts them before any AI feature ever samples a row. Your data never leaves your machine for the classification.

09

Nine engines, one app

PostgreSQL, MySQL/MariaDB, SQLite, SQL Server, Redis, MongoDB, DynamoDB, Trino, and ClickHouse — each with a UI tuned to its data model. SSH tunnels support agent, key-passphrase, and password auth for corporate bastions.

10

Results you can work

Sort any column (numbers, dates, and text handled right) and filter with real operators — no re-query. Freeze the first columns while the rest scroll, click a header for instant count/sum/avg/min/max, chart the result, or let local AI summarize the patterns.

11

One-click Health Check

Audit any database with ready-to-run fixes plus an AI architecture review — schema, index, and security rules (RLS, PUBLIC grants, unused indexes) for relational, TTLs and big keys for Redis, indexes and document size for MongoDB. Jump from a value to the row it references, kill stuck queries, and render any plan as a visual EXPLAIN cost-bar tree.

The whole story, for the curious.

A closer look at what makes Lily DB tick.

Lily DB brings PostgreSQL, MySQL, SQLite, SQL Server, Redis, MongoDB, DynamoDB, Trino, and ClickHouse together under one beautifully designed macOS interface — nothing to set up, no daemons to babysit. You get fast schema browsing, a responsive SQL editor with in-place sort and filter, inline data editing with staged changes, foreign-key navigation, schema diff & sync, and a one-click Health Check. Its local AI reads your schema to explain the business behind it, answers questions in plain language, and makes it searchable — "where do we store refunds?" jumps you to the table. And it's safe by default: a pre-write blast-radius preview shows the exact rows a write will touch before it runs, and a PII scan flags and redacts sensitive columns before any AI ever sees your data.

02 / LET’S MAKE THIS OFFICIAL

Are we
your type?

A few practical details.
No awkward first-date questions.

THE COMPATIBILITY CHECK

A little space.
A lot of potential.

For macOS.
Made to feel right at home.

SMALL LAB
BIG CARE
Runs on
macOS 14 or later
Price
Free
Download
57 MB
Databases
Postgres, MySQL, SQLite, SQL Server, Redis, MongoDB, DynamoDB, Trino, ClickHouse
Your data
Stays on your machine — nothing is uploaded
Updates
Automatic, in the background

YOUR NEXT FAVORITE TOOL IS RIGHT HERE.

Meet your database’s new best friend.

Less wrestling with tools. More getting to the good stuff.

Download for Mac

Free · macOS 14+ · 57 MB