This page lists the Community Extensions available for the latest stable DuckDB release (v1.5.6).
Note that Community Extensions that support old DuckDB releases are currently not listed.
Please check the community-extensions GitHub repository for a complete list including legacy extensions.
| Name | GitHub | Description |
|---|---|---|
| a5 | GitHub | Hierarchical pentagonial indexing for geospatial data that is equal-area and millimeter accurate. |
| adbc | GitHub | Connects DuckDB to any database that has an Arrow Database Connectivity (ADBC) driver. |
| adbc_scanner | GitHub | An ADBC client extension for DuckDB that can access ADBC provided data sources. |
| agent_data | GitHub | A DuckDB extension written in Rust for querying, analysing and inspecting AI coding agents history. Read conversations, plans, todos, history, and usage stats directly from your local agent data directories. |
| ai | GitHub | AI functions for SQL — completions, classification, extraction, embeddings, and read-only SQL generation across local and hosted model providers |
| airport | GitHub | The Airport extension brings Arrow Flight support to DuckDB, enabling DuckDB to query, modify, and store data from Arrow Flight servers. |
| aixchess | GitHub | Efficiently query large chess game collections |
| altertable | GitHub | Query Altertable's lakehouse directly from your local DuckDB. |
| anofox_forecast | GitHub | Statistical timeseries forecasting in DuckDB. Supports ARIMA, ETS, Theta, TBATS, MFLES, MSTL, Croston, GARCH, and other models. |
| anofox_scenario | GitHub | Git-like branching for analytical databases. Attach isolated what-if scenarios as catalogs, edit them with ordinary SQL on copy-on-write delta storage, branch, diff, and merge them back. |
| anofox_similarity | GitHub | Multi-modal product similarity search for manufacturing supply chain planning. Find similar materials by BOM component overlap (Jaccard), graph-structural similarity (Weisfeiler-Lehman kernel), text embeddings, and transactional patterns, with predecessor detection and cold-start analog matching for demand forecasting. |
| anofox_statistics | GitHub | A DuckDB extension for statistical regression and inference in SQL - OLS, Ridge, Elastic Net, LARS/LassoLars, WLS, recursive least squares, robust estimators (Huber, RANSAC, Theil-Sen), GLMs (Poisson, Negative Binomial, Binomial, Tweedie, Gamma, Logistic) with offset support, mixed-effects/hierarchical GLMs with random slopes and crossed/nested factors, AFT survival regression, explicit priors with Laplace intervals, empirical-Bayes shrinkage, and time-series regression, all with full diagnostics and inference. |
| anofox_tabfm | GitHub | Zero-shot tabular machine learning inside DuckDB — classification, regression, synthetic-data generation and imputation with real tabular foundation models (Mitra, TabDPT, TabPFN v2/2.5/2.6/3, TabICL, Orion-BiX/MSP, TabFM) on ONNX Runtime, no training loop |
| anofox_tabular | GitHub | A duckdb extension which combines data quality and data preparation tools for tabular data. |
| nanoarrow | GitHub | Allows the consumption and production of the Apache Arrow interprocess communication (IPC) format, both from files and directly from stream buffers. |
| astro | GitHub | Astronomical calculations + FITS file I/O - coordinate transforms, photometry, cosmology, dust extinction, sidereal time |
| bigquery | GitHub | Integrates DuckDB with Google BigQuery, allowing direct querying and management of BigQuery datasets |
| bitfilters | GitHub | Provides high-performance, space-efficient probabilistic data structures—including quotient, XOR, and binary fuse filters—for fast approximate set membership testing with no false negatives and configurable false positive rates. |
| blockduck | GitHub | Live SQL Queries on Blockchain |
| boilstream | GitHub | Secure remote secrets storage with OPAQUE PAKE authentication, email/password registration, MFA login, and automatic ducklake mounting |
| brew | GitHub | Get locally homebrew casks, packages and formulas and their dependencies as nicely types tables |
| bvh2sql | GitHub | BVH (BioVision Hierarchy) motion capture file parser for DuckDB |
| cache_httpfs | GitHub | Read cached filesystem for httpfs |
| cache_prewarm | GitHub | Prewarm data blocks into DuckDB's buffer pool or OS page cache for faster queries |
| capi_quack | GitHub | Provides a hello world example demo from the C/C++ C API template |
| celestial | GitHub | Astronomical coordinates utilities |
| chaos | GitHub | Creates chaos! ⋆✴︎˚｡⋆ Chaos allows you to throw any type of DuckDB exception, or to raise a SIGSEGV, SIGABRT, or SIGBUS signal. |
| cityjson | GitHub | Read, write, and query CityJSON, CityJSONSeq, FlatCityBuf, and CityParquet 3D city model files. |
| clamp | GitHub | Provides mathematical clamp functions for numeric types in DuckDB, including general clamping, saturate, and others. Ensures values stay within a specified range and handles NULLs and NaNs correctly. |
| clickhouse_scanner | GitHub | Read and write ClickHouse tables directly from DuckDB. |
| cozip | GitHub | Cloud-Optimized ZIP reader for DuckDB |
| cronjob | GitHub | DuckDB HTTP Cronjob Extension |
| crypto | GitHub | Cryptographic hash functions and HMAC |
| curl_httpfs | GitHub | httpfs with connection pool, HTTP/2 and async IO. |
| cwiqduck | GitHub | DuckDB filesystem extension for CWIQ FS |
| dash | GitHub | A fully visual data explorer and GUI for DuckDB. Create interactive dashboards and DAG pipelines. |
| databricks | GitHub | Read and write Databricks tables directly from DuckDB. |
| datadog | GitHub | Read logs from the Datadog Logs Search API into OTLP-shaped tables |
| datasketches | GitHub | By utilizing the Apache DataSketches library this extension can efficiently compute approximate distinct item counts and estimations of quantiles, while allowing the sketches to be serialized. |
| decimal_arithmetic | GitHub | Extension that adds support special decimal arithmetic functions |
| delta_classic | GitHub | Attach a directory of Delta tables as a single DuckDB database with automatic schema discovery |
| delta_export | GitHub | Export DuckLake catalog tables to Delta Lake format |
| dicom | GitHub | DuckDB integration with medical imaging data (DICOM - Digital Imaging and Communication in Medicine). |
| documentdb | GitHub | DuckDB extension for DocumentDB metadata and SQL integration, with schema inference scaffolding and collection access helpers. |
| dplyr | GitHub | R dplyr pipeline syntax support for DuckDB - transpiles dplyr verbs to SQL |
| dta | GitHub | Read and write Stata .dta files (formats 117-121, Stata 13-18) with full type mapping, value labels, and strL support. |
| duck_block_utils | GitHub | Build, transform, validate, and extract content from structured documents using the duck_block type |
| duck_delta_share | GitHub | DuckDB Extension for Delta Sharing |
| duck_dggs | GitHub | DuckDB extension for discrete global grid systems (DGGS) powered by DGGRID v8. |
| duck_diff | GitHub | Diff two relations (tables, queries) off a primary key, reporting per-key status (identical/different/left_only/right_only), a JSON summary of changed columns, and per-column left/right values. |
| duck_geoarrow | GitHub | DuckDB extension for converting GEOMETRY/WKB to and from GeoArrow native encodings, powered by geoarrow-c. |
| duck_hunt | GitHub | Parse and analyze test results, build outputs, and CI/CD pipeline logs from 110+ formats with severity filtering, format auto-detection, and context extraction |
| duck_lineage | GitHub | DuckLineage automatically captures data lineage from every DuckDB query and emits OpenLineage events. |
| duck_tails | GitHub | Smart Development Intelligence for DuckDB - Git-aware data analysis capabilities that allow querying git history, accessing files at any revision, and performing version-aware data analysis with SQL. |
| duckdb_delta_sharing | GitHub | The most efficient way to query Delta Lake tables directly from DuckDB via the Delta Sharing protocol. |
| duckdb_mcp | GitHub | Model Context Protocol (MCP) extension for DuckDB that enables seamless integration between SQL databases and MCP servers. Provides both client capabilities for accessing remote MCP resources via SQL and server capabilities for exposing database content as MCP resources. |
| duckdb_object_storage | GitHub | Store writable DuckDB databases in local or S3-compatible object storage through SlateDB |
| duckdb_opendalfs | GitHub | Remote storage filesystem for DuckDB via Apache OpenDAL — S3, GCS, Azure, Hugging Face, WebDAV, SFTP, and more, with DuckDB secret-based auth. |
| duckdb_rdkit | GitHub | Cheminformatics with RDKit for DuckDB - SMILES/SDF molecules, substructure search, and molecular descriptors. |
| duckfn_quantstats | GitHub | Complete quantstats HTML tearsheets from SQL - one long table in, one full report per instrument out, benchmarks included |
| duckgl | GitHub | DuckDB geospatial visualization with deck.gl and MapLibre |
| duckherder | GitHub | Run duckdb query on remote server |
| duckhts | GitHub | DuckDB extension for reading HTS file formats via htslib |
| duckorch | GitHub | Asset-centric data orchestration with JSON ingestion, partitions, declarative automation sensor, Snowflake-compatible CREATE DYNAMIC ASSET, MCP server, lineage and OpenLineage emission — all on DuckDB |
| duckrouting | GitHub | Graph routing for DuckDB - shortest paths, flow, spanning trees and more, following pgRouting's semantics and powered by the Boost Graph Library. |
| ducksassy | GitHub | Approximate DNA, IUPAC and ASCII string matching with SIMD Sassy kernels, including CRISPR guide search |
| ducksmiles | GitHub | Cheminformatics toolkit for DuckDB - SMILES, InChI, MOL/SDF, PDB, SELFIES; descriptors (LogP, TPSA, QED), Morgan/MACCS fingerprints + similarity, drug-likeness/toxicophore filters, and a native in-silico docking pipeline, from SQL |
| ducktinycc | GitHub | Compile C from SQL into scalar, aggregate, and table functions in-process with an embedded TinyCC; no compiler or runtime files needed |
| eeagrid | GitHub | Extension that adds support for working with the EEA Reference Grid System. |
| eenddb | GitHub | The long-awaited Dutch localization of DuckDB's SQL dialect |
| erpl_idoc | GitHub | Read & write SAP IDoc files (flat + IDoc-XML) as SQL in DuckDB — a community extension in the erpl family. |
| erpl_odata | GitHub | (Formerly erpl_web.) ERPL is a DuckDB extension to connect to API based ecosystems via standard interfaces like OData, GraphQL and REST. This works e.g. for SAP ERP, SAP Ariba, SAP C4C, Microsoft Dynamics and many more. |
| erpl_tunnel | GitHub | Reach any TCP service from DuckDB through an SSH bastion, Tailscale or NetBird — and publish local ports back onto those networks. |
| erpl_odata | GitHub | (Formerly erpl_web.) ERPL is a DuckDB extension to connect to API based ecosystems via standard interfaces like OData, GraphQL and REST. This works e.g. for SAP ERP, SAP Ariba, SAP C4C, Microsoft Dynamics and many more. |
| eurostat | GitHub | Extension that adds support for reading data from EUROSTAT database using SQL. |
| evalexpr_rhai | GitHub | Evaluate the Rhai scripting language in DuckDB |
| finance | GitHub | SQL-native quant finance functions for DuckDB |
| finetype | GitHub | Semantic type classification — detects 251 data types (emails, URLs, dates, UUIDs, currencies, etc.) from raw strings |
| fire_duck_ext | GitHub | Query Google Cloud Firestore directly from DuckDB using SQL |
| firebird | GitHub | The first Firebird extension in the DuckDB Community Extensions registry. Federated read-only access to Firebird (3.0/4.0/5.0) databases from DuckDB, with projection + filter pushdown, INT128 / DECIMAL(38) / TIMESTAMP_TZ support, native ATTACH, and CHARACTER SET NONE handling (default win1252; strict / iso8859_1 / blob also available) with filter-pushdown correctness on transcoded columns. |
| fit | GitHub | Read Garmin .fit files using DuckDB - GPS tracks, heart rate, power metrics, and fitness device data |
| fivetran | GitHub | Pack sparse join build side into compact variants. |
| flock | GitHub | LLM & RAG extension to combine analytics and semantic analysis |
| func_apply | GitHub | Dynamic function invocation - call any scalar function or macro by name at runtime |
| fusion_scanner | GitHub | Query Oracle Fusion from DuckDB through BI Publisher, with SSO, an ATTACH-able catalog and cached metadata |
| fuzzycomplete | GitHub | Fuzzy matching based autocompletion |
| gaggle | GitHub | A DuckDB extension for working with Kaggle datasets |
| gatekeeper | GitHub | Authorization for untrusted read-only SQL from tenants, LLM agents, and dashboard builders. Validate a statement without executing it, or enforce a lockable policy on the connection itself, with an audit log of every decision. |
| gcs | GitHub | DuckDB GCS Extension |
| gdrive | GitHub | Query files in Google Drive directly with a gdrive:// filesystem |
| geography | GitHub | Global spatial data processing on the sphere |
| geosilo | GitHub | Compact geometry encoding using delta-encoded coordinates. Achieves 3-4x smaller geometry storage and wire transfer compared to WKB. |
| ggsql | GitHub | Bindings to ggsql — Grammar of Graphics based visualizations in SQL |
| gh | GitHub | Experimental gh:// filesystem support |
| gorz | GitHub | Read GORpipe .gorz and .gord files and write .gorz as native DuckDB tables |
| gsheets | GitHub | Read and write Google Sheets using SQL |
| h3 | GitHub | Hierarchical hexagonal indexing for geospatial data |
| h5db | GitHub | Read HDF5 datasets and attributes |
| hashfuncs | GitHub | Non-cryptographic hash functions, xxHash, rapidhash and Murmurhash3 |
| hedged_request_fs | GitHub | Provides hedged request for filesystem operations |
| hive_metastore | GitHub | Attach Apache Hive Metastore as a native DuckDB catalog and read/write the data inside with ease! |
| holtfs | GitHub | Holt-backed metadata indexes for fast DuckDB file discovery |
| hostfs | GitHub | Navigate and explore the filesystem using SQL |
| http_client | GitHub | DuckDB HTTP Client Extension |
| httpfs_timeout_retry | GitHub | Add per-operation timeout and retry for httpfs extension |
| httpserver | GitHub | DuckDB HTTP API Server Extension |
| huggingface | GitHub | Discover, query, profile, and estimate the storage of Hugging Face datasets |
| infera | GitHub | A DuckDB extension for in-database inference |
| inflector | GitHub | Powerful string case transformation and inflection capabilities directly to your SQL queries. |
| ion | GitHub | Read AWS Ion data and write Ion text or binary with typed mappings |
| jev | GitHub | Ask your tables questions in plain language — filter, rank and classify rows with a condition you write as a sentence |
| json_schema | GitHub | Adds support for validating JSON data with JSON schemas. |
| jsonata | GitHub | The JSONata extension for DuckDB enables expressive, JSON-focused querying and transformation directly within SQL using the powerful JSONata expression language. |
| keboola | GitHub | DuckDB extension for Keboola Storage — query and write Keboola tables using standard SQL |
| lance_conversion | GitHub | Stream any DuckDB query into Lance datasets with Blob v2 storage and scalar, vector, text, and Bloom filter indexes |
| latency_injection_fs | GitHub | Used to inject simulated latency to filesystem operations |
| ldbc_data_gen | GitHub | Generate LDBC SNB BI datasets directly from DuckDB |
| level_pivot | GitHub | Storage extension wrapping LevelDB with pivot semantics for structured relational tables over key-value pairs |
| lindel | GitHub | Linearization/Delinearization, Z-Order, Hilbert and Morton Curves |
| livetennis | GitHub | Query the Live Tennis API from SQL - live matches, upcoming fixtures and player search as table functions |
| llm | GitHub | Call LLM APIs (OpenAI, Gemini, Cloudflare) directly from SQL with structured output support. |
| lpts | GitHub | Optimized-plan inspection and cross-system SQL transpilation |
| lua | GitHub | Evaluate Lua scripts within queries |
| luajit | GitHub | In-process LuaJIT UDFs for DuckDB — JIT-compiled, parallel (per-thread states), trusted sandbox, GROUP BY aggregates, LIST/STRUCT/MAP bridges, embedded Fennel compiler |
| magic | GitHub | libmagic/file utilities ported to DuckDB |
| marisa | GitHub | Adds MARISA (Matching Algorithm with Recursively Implemented StorAge) trie functionality for DuckDB. MARISA is a static and space-efficient trie data structure that enables fast string lookups, prefix searches, and predictive text operations. |
| markdown | GitHub | Read, analyze, and write Markdown files with block-level document representation and inline element support |
| maxmind | GitHub | Read MaxMind databases (GeoLite, GeoIP, and more) |
| miint | GitHub | Bioinformatics extension for microbiome research - read/write FASTQ, SAM/BAM, BIOM, GFF, Newick trees, query NCBI, and more. |
| minijinja | GitHub | Adds templating to DuckDB, enabling dynamic generation of text, HTML, and reports directly within SQL queries using the MiniJinja engine. |
| miniplot | GitHub | Interactive chart visualization for DuckDB - faster than pandas with Plotly-like charts |
| ml | GitHub | Lightweight, columnar-native ML for DuckDB — train + inference, 34 algorithms, zero Python deps |
| mlpack | GitHub | Connecting duckdb to the mlpack C++ machine learning library |
| mmcif | GitHub | Read and write protein structure mmcif files using SQL |
| mongo | GitHub | Integrates DuckDB with MongoDB, enabling direct SQL queries and writes over MongoDB collections without ETL |
| motorsport_telemetry | GitHub | Query AiM MP4, Cosworth PDS, MoTeC LD, Racelogic VBOX and .telemetry recordings directly in DuckDB, with stint-aware laps |
| mssql | GitHub | Connect DuckDB to Microsoft SQL Server via native TDS (including TLS). |
| mssql_ducklake | GitHub | DuckLake with its catalog in Microsoft SQL Server or Azure SQL - embedded DuckLake, native TDS through the mssql extension. |
| nanoarrow | GitHub | Allows the consumption and production of the Apache Arrow interprocess communication (IPC) format, both from files and directly from stream buffers. |
| netquack | GitHub | DuckDB extension for parsing, extracting, and analyzing domains, URIs, and paths with ease. |
| nsv | GitHub | Read and write NSV (Newline-Separated Values) files |
| oast | GitHub | Validate, decode, and extract OAST (Out-of-Band Application Security Testing) domains in SQL |
| observefs | GitHub | Provides IO observability to filesystem |
| onager | GitHub | A DuckDB extension for graph data analytics |
| open_prompt | GitHub | Interact with LLMs with a simple DuckDB Extension |
| oracle_scanner | GitHub | Read and write Oracle Database with no Oracle client |
| oraduck | GitHub | Fast COPY of query results into Oracle through the OCI Direct Path API |
| osmium | GitHub | Read OpenStreetMap data from OSM XML and PBF files |
| otlp | GitHub | Query OpenTelemetry traces, logs, and metrics with SQL — or stream live OTLP/HTTP into DuckDB, DuckLake, or Iceberg |
| pac | GitHub | Automatic query privatization using the PAC Privacy framework |
| paimon | GitHub | Query Apache Paimon tables directly from DuckDB |
| panduck | GitHub | Read documents natively into the duck_block vocabulary – DOCX, ODT, EPUB, RTF, LaTeX, Org, RST, ipynb, MediaWiki and Textile – and write them back as Pandoc JSON, without linking Pandoc |
| parser_tools | GitHub | Exposes functions for parsing referenced tables and usage context from SQL queries using DuckDB's native parser. |
| pbi_scanner | GitHub | DuckDB extension for querying Power BI Semantic Models with DAX. |
| pbix | GitHub | Extension that allows parsing the data model embedded in PowerBI (pbix) files |
| pdal | GitHub | Extension that adds support for manipulating point cloud data using SQL. |
| GitHub | Read, OCR, inspect, transform, and write PDFs in SQL | |
| petgraph_ext | GitHub | Graph algorithms for DuckDB — PageRank, shortest path, SCC, MST, and more via petgraph |
| pfc | GitHub | Read PFC-JSONL compressed log files directly in DuckDB with block-level timestamp filtering |
| pgvfs | GitHub | DuckLake on PostgreSQL - a pgvfs:// filesystem storing data files as PostgreSQL rows, for one writer and many readers |
| pintail | GitHub | Lightweight geospatial indexing functions for DuckDB, including Geohash encoding, GEOMETRY decoding, bounding boxes, and neighbors. |
| pivot_table | GitHub | Provides a spreadsheet-style pivot_table function |
| plinking_duck | GitHub | Read PLINK 2 genomics file formats and run common genetic analyses directly in SQL |
| pql | GitHub | Predictive queries as SQL. TRAIN a model on the tables you already have, PREDICT with it, BACKTEST it. |
| prql | GitHub | Support for PRQL, the Pipelined Relational Query Language |
| psql | GitHub | Support for PSQL, a piped SQL dialect for DuckDB |
| pst | GitHub | Read and edit in place Microsoft PST files with rich schemas for common MAPI types (emails, contacts, appointments, tasks) |
| psyduck | GitHub | Pokemon data native in DuckDB |
| quack_oauth | GitHub | Extensions providing OAuth and OpenID primitives for authentication and authorization for the DuckDB quack server. |
| quackscale | GitHub | DuckDB WireGuard Extension to Quack & Ducklake over Tailscale/Headscale |
| quackstore | GitHub | QuackStore - Smart Block-Based Caching for Remote Files. Speed up repeated queries on remote data with intelligent block-level caching. |
| query_condition_cache | GitHub | This extension provides a cache for query conditions, which is useful for repeated-query workloads like metrics monitoring dashboards, log investigations, etc. |
| query_limiter | GitHub | Reject queries before physical execution when estimated table scans exceed a configured row budget |
| quickjs | GitHub | DuckDB QuickJS Runtime Extension |
| radio | GitHub | Allow interaction with event buses like Websocket and Redis publish/subscribe servers. |
| rapidfuzz | GitHub | Provides adds high-performance fuzzy string matching functions, powered by the RapidFuzz C++ library. |
| raquet | GitHub | Raster analytics on Raquet files with QUADBIN spatial indexing, raster ingestion, and PostGIS-style functions |
| raster | GitHub | DuckDB extension for reading and writing geospatial raster data using SQL. |
| rate_limit_fs | GitHub | Perform rate and burst limit on filesystem operations |
| rawduck | GitHub | Schema-less JSON and OTEL ingestion shredder for DuckDB |
| rdf | GitHub | Read and write RDF, query using SPARQL |
| read_dbf | GitHub | Read DBF (dBase) files with support for general DBF formats and field types. |
| read_lines | GitHub | Read line-based text files with line numbers and efficient subset extraction. Supports glob patterns, line selection with context, and GitHub-style '#L12-24' fragments so a line range can be attached to any path, including URIs served by other extensions. |
| redis | GitHub | Redis compatible Client for DuckDB |
| rusty_sheet | GitHub | An Excel/WPS/OpenDocument Spreadsheets file reader for DuckDB |
| s2raster | GitHub | S2 geography + GeoTIFF raster for DuckDB — cell covering, pixel read, stats, histogram |
| salesforce | GitHub | Read-only access to Salesforce orgs as DuckDB SQL tables over the official REST and Bulk APIs — OAuth refresh-token or JWT-bearer auth (credentials from inline options, environment variables, or an SFDX auth URL), native ATTACH, projection + predicate pushdown, COUNT pushdown, explicit server-side aggregates with GROUP BY, lazy/auto/Bulk transports with PK chunking (Bulk blob/base64 compatibility guard), a per-job API quota governor, parent + grandparent relationship STRUCT columns with diagnostics, queryAll (archived + deleted), Tooling-API fast schema, and metadata helpers (manual cache refresh, picklist values, record types). Requires DuckDB v1.5.4 or newer. |
| sazgar | GitHub | System monitoring & SQL query routing for DuckDB - 25+ table functions for CPU, memory, disk, network, processes, Docker, GPU. Execute queries on remote databases via PostgreSQL wire protocol with SQLGlot dialect translation (PostgreSQL, MySQL, ClickHouse, Snowflake, BigQuery). |
| scalarfs | GitHub | A collection of virtual filesystems for working with scalars |
| se3 | GitHub | Provides SE(3) rigid transformations (combinations of rotations and translations in 3D) as DuckDB scalar functions. |
| semantic_views | GitHub | Semantic views – a declarative layer for dimensions, metrics, and relationships |
| sheetreader | GitHub | Fast XLSX file importer |
| shellfs | GitHub | Allow shell commands to be used for input and output |
| sitemap | GitHub | Parse XML sitemaps from websites with automatic discovery via robots.txt |
| sitting_duck | GitHub | Parse and analyze source code ASTs from 27 programming languages with tree-sitter grammars, pattern matching, and structural search |
| snowflake | GitHub | Snowflake data source extension - query Snowflake databases directly from DuckDB |
| splink_udfs | GitHub | Phonetic, text normalization and address matching functions for record linkage. |
| splunk | GitHub | Read logs from a Splunk search REST API into OTLP-shaped tables |
| spxlsx | GitHub | Query SharePoint lists and Excel workbooks directly from DuckDB |
| sshfs | GitHub | Allows reading and writing files over SSH |
| stac | GitHub | DuckDB extension for reading data from SpatioTemporal Asset Catalogs (STAC) using SQL. |
| stats_duck | GitHub | A statistical computing toolkit for DuckDB — descriptive statistics, hypothesis tests, R-style distribution functions (d/p/q/r), OLS regression with HC and cluster-robust standard errors, grammar-of-graphics charts (VISUALIZE → Vega-Lite), and first-class readers/writers for SAS, SPSS, and Stata files, all directly in SQL. |
| stochastic | GitHub | Add comprehensive statistical distribution functions to DuckDB, enabling advanced statistical analysis, probability calculations, and random sampling directly within SQL queries. |
| substrait | GitHub | Allows conversion execution of Substrait query plans |
| superhuman_docs | GitHub | Attach Superhuman Docs documents as DuckDB databases and query or modify their tables with SQL |
| system_stats | GitHub | Provides table functions to access system-level statistics for monitoring purpose |
| table_guard | GitHub | Enforces table-level access control via an allowlist mechanism, blocking queries to unauthorized tables with a PermissionException |
| table_inspector | GitHub | Observability into DuckDB storage internals at the database, table, and column levels |
| talib | GitHub | Technical Analysis Library (TA-Lib) functions for DuckDB – 100+ indicators for financial market analysis |
| tera | GitHub | Adds templating to DuckDB, enabling dynamic generation of text, HTML, and reports directly within SQL queries using the Tera engine. |
| textplot | GitHub | Enables text-based data visualization directly in SQL queries, including ASCII/Unicode bar charts, density plots, and sparklines for lightweight analytics and dashboards. |
| three_d | GitHub | 3D solid processing for city models — enclosed volume, validation, distance, and measurement of polyhedral solids. |
| trino_parity | GitHub | Native Trino-compatible scalar functions (trino_*) for the cases where DuckDB's built-ins diverge from Trino on Unicode and byte-level inputs — Trino's simple per-code-point case mapping, code-point reverse, Java-whitespace trim, NFC normalize, and raw-bytes xxhash64/sha512/hmac_sha256 |
| tsid | GitHub | DuckDB Time-Sortable ID generator |
| urlpattern | GitHub | WHATWG URLPattern API for matching and extracting components from URLs using pattern syntax |
| us_address_standardizer | GitHub | US address parsing and standardization (PAGC + Rust addrust) |
| valhalla_routing | GitHub | DuckDB extension for routing and travel time calculations using Valhalla routing engine |
| waddle | GitHub | Provides a hello world example demo |
| web_archive | GitHub | Query Common Crawl and Wayback Machine web archive CDX APIs directly from SQL |
| webbed | GitHub | Comprehensive processing extension for web markup languages (XML and HTML) with SAX streaming for large files, intelligent schema inference, XPath-based data extraction, and HTML table parsing. |
| webmacro | GitHub | Load DuckDB Macros from the web |
| whisper | GitHub | Speech-to-text transcription using whisper.cpp, OpenAI's Whisper model |
| yaml | GitHub | Read YAML files into DuckDB with native YAML type support, comprehensive extraction functions, and seamless JSON interoperability |
| yardstick | GitHub | Measure-aware SQL implementing Julian Hyde's 'Measures in SQL' paper |
| zeek | GitHub | Read Zeek network security monitor log files with automatic schema detection and type-aware parsing |
| zim | GitHub | Read and write .zim (Kiwix / openZIM) archives directly in DuckDB via libzim, from local files or remote S3/HTTP — offline Wikipedia, WikiMed, Stack Exchange, iFixit, and more, with a zim:// filesystem, full-text search, and COPY TO for building archives from any query. |
| zipfs | GitHub | Read files within zip archives |