PostgreSQL

Wisenum — Checks lottery numbers against past draws and estimates how many other people play the same numbers, suggesting less popular alternatives.

Kosmora — Turns Wikipedia articles into collectible cards whose rarity is set by page views, with packs, trading, auctions and daily challenges.

DeepTrade — Lets a user chat with a Telegram bot that researches stocks, drafts Upstox orders, and places them only after manual confirmation.

I built a container + managed… — Hosts containers and managed Postgres and MSSQL databases for customers through a control panel.

Povaamo — Lets users trade play-money positions on prediction markets about Finnish events such as elections, hockey, TV and electricity prices.

Leviathan War — Runs a persistent multiplayer browser strategy game where players work, trade, own shared companies that vote on decisions, join parties, and fight wars.

Clean Slate — Provides a free online whiteboard for teaching, with a side pane for worksheets, live student boards joined by code, and maths drawing and calculator tools.

B2B SaaS OS — Provides a Next.js and Supabase starter with database-level multi-tenant isolation, RBAC, Stripe billing, and an automated integration test suite for security checks.

AnyAssetBot — Downloads stock assets from pasted links and delivers the files into a Telegram chat.

Quitlist — Scans a connected email inbox to find online accounts the user signed up for and helps close unwanted ones.

MansaStack — Provides focused Next.js starter codebases for SaaS, digital-product stores, and studio or agency sites, each without unrelated boilerplate.

Starquill — Connects to App Store Connect and Google Play, groups app store reviews into recurring problems, and sends alerts plus drafted replies.

AI SupportPro — Answers customer support chats from company documents using retrieval and hands refund or complaint cases to human support tickets.

Divvy — Splits items or loot among a group of participants through a drafting process, with SMS notifications.

MILkMoney — Records public stock calls when published, timestamps them, and measures each against SPY after 20 trading sessions without later edits.

pgwrh — Distributes PostgreSQL table partitions across logical replicas so each replica can serve reads for the full table by querying its peers.

Opaline — Provides a desktop database client for running queries, editing table data, and making backups.

tenant-guard — Checks Supabase Postgres projects for row-level security leaks between tenants, via static CI guards and a runtime test that assumes a tenant identity and verifies it cannot read other tenants' rows.

Snaplicator — Creates isolated, writable Postgres database copies from replicated production data using copy-on-write snapshots.

pgblame — Correlates Postgres slow-query stats with deploy events to show which deploy caused a query slowdown.

pg_replica — Provides Raft-based physical replication for Postgres as a Rust extension, with failover between nodes.

I built a tool that turns your… — Generates populated test databases with foreign-key-consistent, realistic-looking data from a SQL dump, Django models, or a Prisma schema.

Cosmo — Displays live Postgres database metrics in a terminal dashboard with tabbed panels for queries, WAL/MVCC, and locks.

Strata — Browses, filters, edits and diagrams Postgres table data through a native point-and-click Mac interface without writing SQL.

pg_glimpse — Displays live Postgres health panels in a terminal UI, including active queries, lock chains, table stats, replication lag, and vacuum progress.

BoltSchema — Streams database schemas to AI coding editors through a remote MCP gateway.

SemanticQL — Translates plain-English queries into PostgreSQL SQL using a deterministic TypeScript parser pipeline.

Cosmo — Displays live PostgreSQL internals such as WAL write rate, active queries, lock contention, cache hit ratio and dead tuples in a terminal dashboard.

PgStudio — Provides a PostgreSQL client inside VS Code with SQL notebooks, charts, a dashboard, and an optional AI assistant that writes suggestions into notebook cells.

I built a browser-based… — Provides a browser-based workspace for working with Postgres databases, including a live ER diagram and an AI agent that operates on the schema.

UPTYME — Monitors URLs and TLS certificates on a schedule, checks response content, and alerts on downtime from a self-hosted dashboard.

Positorium — Stores contradictory claims side by side with their sources, certainty, and correction history instead of overwriting them.