duckdb/community-extensions
Jun 2025 – Feb 2026
8 Months active
Languages Used
YAMLC++SQL
Technical Skills
Database ExtensionsExtension ManagementRelease ManagementSQLVersion ControlYAML Processing
Teague Sterling
PROFILE
Teague Sterling
Teague Sterling developed and maintained a suite of data processing and developer tooling extensions for the duckdb/community-extensions repository over eight months. He engineered features such as YAML, Markdown, and Webbed extensions, enabling native parsing and transformation of structured documents within DuckDB using C++, SQL, and YAML. His work included cross-version compatibility, dynamic function invocation, and AST parsing for over 20 languages, addressing reproducibility, release management, and CI/CD integration. By focusing on robust build systems, extension APIs, and documentation, Teague ensured stable deployments and streamlined onboarding, demonstrating depth in backend development, configuration management, and cross-platform data integration workflows.
Overall Statistics
Feature vs Bugs
78%Features
Repository Contributions
119Total
Bugs
15
Commits
119
Features
53
Lines of code
2,338
Activity Months8
Your Network
123 peopleWork History
February 2026
40 Commits • 11 Features
Feb 1, 2026February 2026 (2026-02) monthly summary for duckdb/community-extensions: Delivered widespread dependency bumps and compatibility fixes, introduced the Read_lines extension manifest, and advanced cross-version support to align with DuckDB v1.4.4 and v1.5.x. Strengthened tooling and ecosystem coherence (duck_hunt, URL patterning, webbed), improved formatting and API compatibility (GlobFiles, ref_next), and enhanced data ingestion capabilities via read_lines enhancements. This work reduces maintenance risk, accelerates onboarding, and positions the project for stable deployments across multiple DuckDB versions.
40 Commits • 11 Features
Feb 1, 2026February 2026 (2026-02) monthly summary for duckdb/community-extensions: Delivered widespread dependency bumps and compatibility fixes, introduced the Read_lines extension manifest, and advanced cross-version support to align with DuckDB v1.4.4 and v1.5.x. Strengthened tooling and ecosystem coherence (duck_hunt, URL patterning, webbed), improved formatting and API compatibility (GlobFiles, ref_next), and enhanced data ingestion capabilities via read_lines enhancements. This work reduces maintenance risk, accelerates onboarding, and positions the project for stable deployments across multiple DuckDB versions.
February 2026
January 2026
52 Commits • 30 Features
Jan 1, 2026January 2026 focused on expanding extensibility, reliability, and platform support for the DuckDB community-extensions. Key features delivered include new extension capabilities, runtime dynamism, and broader data-processing utilities, enabling more automation and richer analytics workflows across the ecosystem.
January 2026
52 Commits • 30 Features
Jan 1, 2026January 2026 focused on expanding extensibility, reliability, and platform support for the DuckDB community-extensions. Key features delivered include new extension capabilities, runtime dynamism, and broader data-processing utilities, enabling more automation and richer analytics workflows across the ecosystem.
December 2025
6 Commits • 4 Features
Dec 1, 2025Monthly summary for 2025-12: Delivered cross-extension code intelligence and release hygiene improvements in duckdb/community-extensions. Key work includes Sitting_duck enabling cross-language AST parsing (20+ languages) via tree-sitter, Webbed extension release candidate for web markup processing, YAML extension upgrade to 1.3.1, and Duck_hunt extension upgrade to 1.3.0. A maintenance fix standardized vcpkg_commit formatting in description.yml to improve consistency and maintainability. Overall, this work expands language support, accelerates feature readiness, and strengthens release reliability across extensions.
6 Commits • 4 Features
Dec 1, 2025Monthly summary for 2025-12: Delivered cross-extension code intelligence and release hygiene improvements in duckdb/community-extensions. Key work includes Sitting_duck enabling cross-language AST parsing (20+ languages) via tree-sitter, Webbed extension release candidate for web markup processing, YAML extension upgrade to 1.3.1, and Duck_hunt extension upgrade to 1.3.0. A maintenance fix standardized vcpkg_commit formatting in description.yml to improve consistency and maintainability. Overall, this work expands language support, accelerates feature readiness, and strengthens release reliability across extensions.
December 2025
November 2025
1 Commits • 1 Features
Nov 1, 2025November 2025: Delivered release readiness for the duckdb/community-extensions project by bumping the package version to 1.2.0 and aligning the Webbed extension reference with the latest release. This work ensures packaging consistency, traceability, and reliability for downstream deployments and users. The update is captured in a single commit (be22ce8ef7a982fbc6ffac6fe182a400ed6540ec) with v1.2.0 sign-off, providing a clear, auditable release history and compliance.
November 2025
1 Commits • 1 Features
Nov 1, 2025November 2025: Delivered release readiness for the duckdb/community-extensions project by bumping the package version to 1.2.0 and aligning the Webbed extension reference with the latest release. This work ensures packaging consistency, traceability, and reliability for downstream deployments and users. The update is captured in a single commit (be22ce8ef7a982fbc6ffac6fe182a400ed6540ec) with v1.2.0 sign-off, providing a clear, auditable release history and compliance.
October 2025
4 Commits • 1 Features
Oct 1, 2025October 2025: Delivered cross-extension DuckDB 1.4.x compatibility and a targeted bug-fix release for the Webbed extension in duckdb/community-extensions. The work strengthens upgrade readiness, expands feature compatibility, and improves extension reliability, directly contributing to business value by reducing upgrade risk and stabilizing the extension ecosystem.
4 Commits • 1 Features
Oct 1, 2025October 2025: Delivered cross-extension DuckDB 1.4.x compatibility and a targeted bug-fix release for the Webbed extension in duckdb/community-extensions. The work strengthens upgrade readiness, expands feature compatibility, and improves extension reliability, directly contributing to business value by reducing upgrade risk and stabilizing the extension ecosystem.
October 2025
August 2025
1 Commits • 1 Features
Aug 1, 20252025-08 Monthly summary: Focused on stabilizing builds and ensuring reproducible deployments for duckdb/community-extensions. Implemented a stable build configuration and version bump for the webbed extension, pinning to a specific commit to guarantee deterministic builds across CI and downstream environments.
August 2025
1 Commits • 1 Features
Aug 1, 20252025-08 Monthly summary: Focused on stabilizing builds and ensuring reproducible deployments for duckdb/community-extensions. Implemented a stable build configuration and version bump for the webbed extension, pinning to a specific commit to guarantee deterministic builds across CI and downstream environments.
July 2025
12 Commits • 4 Features
Jul 1, 2025July 2025 monthly summary for duckdb/community-extensions. Delivered a suite of extensions and fixes that broaden DuckDB's data processing capabilities and improve stability across platforms. Key features delivered include: Markdown Extension for DuckDB (v1.0.0) enabling reading Markdown files and extracting content (code blocks, links, tables) with HTML/text rendering; Duck_Tails extension providing Git history queries, version-aware file access, repository metadata queries, and text diff analysis; Webbed extension rollout (XML/HTML) with a rename from duckdb_xml to webbed, v1.0.1, repository ref updates, and selective CI exclusions to stabilize builds; YAML Extension bug fix bumping to v1.0.3 addressing S3 glob issues; MCP Extension Description added detailing Model Context Protocol client/server capabilities.
12 Commits • 4 Features
Jul 1, 2025July 2025 monthly summary for duckdb/community-extensions. Delivered a suite of extensions and fixes that broaden DuckDB's data processing capabilities and improve stability across platforms. Key features delivered include: Markdown Extension for DuckDB (v1.0.0) enabling reading Markdown files and extracting content (code blocks, links, tables) with HTML/text rendering; Duck_Tails extension providing Git history queries, version-aware file access, repository metadata queries, and text diff analysis; Webbed extension rollout (XML/HTML) with a rename from duckdb_xml to webbed, v1.0.1, repository ref updates, and selective CI exclusions to stabilize builds; YAML Extension bug fix bumping to v1.0.3 addressing S3 glob issues; MCP Extension Description added detailing Model Context Protocol client/server capabilities.
July 2025
June 2025
3 Commits • 1 Features
Jun 1, 2025June 2025 focused on delivering a new YAML extension for DuckDB and stabilizing its release cycle. Key accomplishments include releasing the initial YAML extension with native YAML type support, data extraction functions, and YAML↔JSON interoperability; comprehensive usage examples; and a clear upgrade path through subsequent patches. Release history shows version bumps from 1.0.0 to 1.0.1 and then to 1.0.2, reflecting iterative refinements and compatibility fixes. No major bugs reported this month; focus was on feature delivery, documentation, and release engineering.
June 2025
3 Commits • 1 Features
Jun 1, 2025June 2025 focused on delivering a new YAML extension for DuckDB and stabilizing its release cycle. Key accomplishments include releasing the initial YAML extension with native YAML type support, data extraction functions, and YAML↔JSON interoperability; comprehensive usage examples; and a clear upgrade path through subsequent patches. Release history shows version bumps from 1.0.0 to 1.0.1 and then to 1.0.2, reflecting iterative refinements and compatibility fixes. No major bugs reported this month; focus was on feature delivery, documentation, and release engineering.
Activity
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Quality Metrics
Correctness97.4%
Maintainability94.8%
Architecture94.8%
Performance94.8%
AI Usage39.2%
Skills & Technologies
Programming Languages
C++SQLYAML
Technical Skills
API designAPI developmentAPI documentationAPI integrationAST ParsingBuild System ConfigurationBuild SystemsC++C++ DevelopmentC++ developmentC++ programmingCI/CDCI/CD integrationCode AnalysisConfiguration
Repositories Contributed To
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