Learn Low Level Design (LLD) and prepare for interviews using free resources.

ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.

Flyway by Redgate • Database Migrations Made Easy.

Gephi - The Open Graph Viz Platform

Apache Pinot - A realtime distributed OLAP datastore

Apache Avro is a data serialization system.

Structurizr DSL

ArcadeDB Multi-Model Database, one DBMS that supports SQL, Cypher, Gremlin, HTTP/JSON, MongoDB and Redis. ArcadeDB is a conceptual fork of OrientDB, the first Multi-Model DBMS. ArcadeDB supports Ve…

Eclipse Layout Kernel - Automatic layout for Java applications.

Implementation of precomputed PSI for smartphone