Repository Index

📊 Cube Core is open-source semantic layer for AI, BI and embedded analytics

• analytics
• cube
• postgresql
• mysql

Code-first platform for workflows, apps and AI agents, on the fastest self-hostable orchestrator (benchmarked against Airflow, Prefect and Temporal). Business teams build with AI, engineers control what ships. Open-source alternative to Lovable, Retool and n8n.

• open-source
• python
• typescript
• postgresql

Cloud-native OSS search engine for observability

• rust
• log-management
• logs
• tantivy

open source training courses about distributed database and distributed systems

• distributed-systems
• rust
• golang
• talent-plan

Open-source ETL/ELT you deploy on your own servers or cloud. Built on DuckDB: no-code/low-code visual pipelines or SQL, 385 components, dbt, CDC, data quality, reverse ETL, lineage, MCP for AI agents. No vendor cloud, no per-row billing.

• data-engineering
• data-integration
• data-pipeline
• data-quality

:rocket: An open source alternative to searx which provides a modern-looking :sparkles:, lightning-fast :zap:, privacy respecting :disguised_face:, secure :lock: meta search engine

• meta-search-engine
• rust
• search-engine
• fast

Free, open-source AWS emulator. LocalStack alternative: 107 services, 7,657 operations, true 100% Smithy conformance (258,545/258,545 variants pass). No account, no auth token, no paid tier.

• aws
• aws-emulator
• aws-testing
• dynamodb

Search inside documents, code, and even screenshots - instantly and locally. A free, open-source file launcher with OCR, semantic search, and MCP agent access.

• desktop
• file-search
• full-text-search
• local-first

PGX — Lightweight Postgres for AI agents. Written in Rust. Thousands of isolated databases in one runtime🐘

• agents
• database
• postgres
• postgresql

Fast and lightweight DB Client made in Rust and GPUI.

• database
• dbclient
• developer-tools
• gpui

Open-source streaming SQL engine written in Rust using Apache Arrow and DataFusion. Supports continuous queries, temporal stream joins, tumbling/session windows, and CDC/Kafka connectors. Lightweight, embeddable, and sub-microsecond latency