comtihon/mongodb-erlang
This system is an Erlang-based MongoDB driver that manages database connections, authentication, and query execution. It implements the MongoDB wire protocol to handle topology discovery, connection pooling, and cursor management. The codebase includes utilities for documentation generation, local environment setup, and comprehensive test coverage for protocol and authentication logic.
70.7
Strong · 6 August 2026
3.4k
lines of production code
Erlang
primary language
4
bus factor · 56 authors in all
4
measurements over time
How it got here
2010 · Erlang driver refactoring and modernization
The project underwent a significant architectural overhaul, migrating from hardcoded metadata to build-time generation and refactoring the internal structure to support the MongoDB 6.0+ wire protocol. Legacy modules were removed in favor of modern Erlang patterns like mvar and gen_server, while the codebase was initialized with standard tooling and dependency configurations.
4 changes
2011–2014 · Architecture and documentation overhaul
This period focused on restructuring the codebase by isolating connection, authentication, and cursor management into dedicated modules, while introducing new supervision and state management components. The team also automated documentation generation and added support for modern cryptographic APIs and DNS SRV records.
4 changes
2015–2021 · Modern client architecture and test coverage
This period focused on modernizing the Erlang MongoDB driver by introducing a new client API and robust topology management for server discovery and selection. The implementation was supported by comprehensive test suites covering authentication, protocol detection, and error handling, alongside updated installation scripts for compatibility with MongoDB 6.0+.
4 changes
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About this page
- The description of this project is derived from its own commit history, not from its README.
- The score is its highest published measurement, taken on 6 August 2026 at a pinned commit. It is not a live figure and does not change until the project is measured again.
- Measured at commit b17302e7f4 — the exact code this score is about.
- Scored under rubric rubric-2026.08.19. Score the same commit under that rubric and you get the same number.