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#parquet (30 Repositories)

Ranked open-source repositories tagged with #parquet, scored by pull request acceptance likelihood and maintainer engagement velocity.

Topic Avg Merge Rate

50.1%

Avg Review Latency

118.0h

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30 repositories tagged #parquet

S TierGo 582

apecloud/myduckserver

Unified MySQL, Postgres & FlightSQL Server, Powered by DuckDB.

96.1%
Merge Rate
1h
First Review
100%
1st-Timers
2
Maintainers
S TierC# 254

G-Research/ParquetSharp

ParquetSharp is a .NET library for reading and writing Apache Parquet files.

89.5%
Merge Rate
2h
First Review
100%
1st-Timers
5
Maintainers
S TierRust 60 1 GFIs

infino-ai/infino

Fast search engine on object storage, with full text search, vectors, and SQL, natively on Parquet.

88.2%
Merge Rate
1d
First Review
92%
1st-Timers
11
Maintainers
S TierGo 669

Basekick-Labs/arc

Open, SQL-native time-series database for telemetry you need to keep. 34M+ records/sec ingestion, 8M+ rows/sec queries. InfluxDB Line Protocol and Telegraf compatible. Open Parquet on your storage. Single binary. S3/Azure native. Air-gap ready. AGPL-3.0.

96.2%
Merge Rate
1d
First Review
100%
1st-Timers
2
Maintainers
S TierShell 243

firebolt-db/firebolt-core

Firebolt Core is a free, self-hosted edition of Firebolt's distributed query engine (https://www.firebolt.io/); it provides high-performance data warehousing capabilities that can be deployed anywhere from a single laptop to enterprise datacenters.

95.7%
Merge Rate
3h
First Review
67%
1st-Timers
2
Maintainers
B TierGo 379

nao1215/filesql

loads CSV, TSV, LTSV, JSON, JSONL, Parquet, XLSX, ACH, and Fedwire files into SQLite; includes prep and frame for cleanup and in-memory transforms

90.5%
Merge Rate
8h
First Review
100%
1st-Timers
0
Maintainers
A TierGo 761

parquet-go/parquet-go

High-performance Go package to read and write Parquet files

95.0%
Merge Rate
17h
First Review
100%
1st-Timers
3
Maintainers
A TierGo 2.8k

rilldata/rill

The fastest business intelligence tool for humans and agents.

80.0%
Merge Rate
2d
First Review
68%
1st-Timers
16
Maintainers
A TierJava 360 33 GFIs

hardwood-hq/hardwood

A fast minimal dependency implementation of Apache Parquet

73.4%
Merge Rate
18h
First Review
44%
1st-Timers
23
Maintainers
B TierGo 206

hangxie/parquet-tools

A utility to deal with Parquet data

95.6%
Merge Rate
12d
First Review
100%
1st-Timers
1
Maintainers
B TierJavaScript 925

hyparam/hyparquet

parquet file parser for javascript

100.0%
Merge Rate
5d
First Review
100%
1st-Timers
0
Maintainers
B TierGo 1.4k 6 GFIs

datazip-inc/olake

OLake - Fastest Databases, Kafka & S3 Replication to Apache Iceberg with Table optimization (Called OLake Fusion). ⚡ Efficient, quick and scalable data ingestion for real-time analytics. Supported sources : Postgres, MongoDB, MySQL, Oracle, MSSql, DB2, Kafka, S3.

62.0%
Merge Rate
2d
First Review
44%
1st-Timers
27
Maintainers
B TierPython 147 7 GFIs

Hebbian-Robotics/hflow

Open source SDK for building multimodal data-quality, processing, enrichment, and curation pipelines for robotics and Physical AI.

16.7%
Merge Rate
7h
First Review
0%
1st-Timers
8
Maintainers
B TierRust 3.6k 2 GFIs

apache/arrow-rs

Official Rust implementation of Apache Arrow

71.3%
Merge Rate
2d
First Review
64%
1st-Timers
66
Maintainers
B TierC++ 17.1k 2 GFIs

apache/arrow

Apache Arrow is the universal columnar format and multi-language toolbox for fast data interchange and in-memory analytics

64.2%
Merge Rate
1d
First Review
56%
1st-Timers
105
Maintainers
B TierJava 2.0k

apache/drill

Apache Drill is a distributed MPP query layer for self describing data

66.7%
Merge Rate
22h
First Review
33%
1st-Timers
4
Maintainers
B TierRust 1.8k 1 GFIs

nisshi-io/nisshi

Apache Kafka® compatible broker with S3, PostgreSQL, SQLite, Apache Iceberg and Delta Lake

70.0%
Merge Rate
107d
First Review
50%
1st-Timers
1
Maintainers
B TierJava 3.1k

apache/parquet-java

Apache Parquet Java

50.6%
Merge Rate
2d
First Review
50%
1st-Timers
38
Maintainers
B TierGo 1.8k

julien040/anyquery

One SQL interface for 60+ tools (e.g., GitHub, Notion, Airtable). Plug into any LLM through MCP.

100.0%
Merge Rate
7d
First Review
0%
1st-Timers
1
Maintainers
C TierScala 349

spotify/ratatool

A tool for data sampling, data generation, and data diffing

2.3%
Merge Rate
2d
First Review
0%
1st-Timers
2
Maintainers
D TierJUJulia 128

JuliaIO/Parquet.jl

Julia implementation of Parquet columnar file format reader

0.0%
Merge Rate
2h
First Review
0%
1st-Timers
1
Maintainers
D TierScala 302

mjakubowski84/parquet4s

Read and write Parquet in Scala. Use Scala classes as schema. No need to start a cluster.

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierGo 267

viggy28/streambed

Stream Postgres to Apache Iceberg on S3 via logical replication, queryable over the Postgres wire protocol.

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierRust 412

manojkarthick/pqrs

Command line tool for inspecting Parquet files

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierTypeScript 606

caioricciuti/duck-ui

The fully open-source DuckDB workbench that runs in your browser. SQL editor, notebooks, charts, AI assistant. No install, no signup, no backend — your data never leaves the tab.

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierJava 495

Netflix/iceberg

Iceberg is a table format for large, slow-moving tabular data

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierRust 424

XiangpengHao/liquid-cache

Pushdown cache for DataFusion

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierJavaScript 126

hyparam/icebird

Icebird: JavaScript Iceberg Client

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierScala 1.1k

bigdatagenomics/adam

ADAM is a genomics analysis platform with specialized file formats built using Apache Avro, Apache Spark, and Apache Parquet. Apache 2 licensed.

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
D TierRust 388

jorgecarleitao/parquet2

Fastest and safest Rust implementation of parquet. `unsafe` free. Integration-tested against pyarrow

0.0%
Merge Rate
-
First Review
0%
1st-Timers
0
Maintainers
Best Parquet Open Source Repositories & C-Rank™ | GetMerged