Best-of Python

🏆 A ranked list of awesome Python open-source libraries & tools. Updated weekly.

This curated list contains 390 awesome open-source projects with a total of 1.8M stars grouped into 28 categories. All projects are ranked by a project-quality score, which is calculated based on various metrics automatically collected from GitHub and different package managers. If you like to add or update projects, feel free to open an issue, submit a pull request, or directly edit the projects.yaml. Contributions are very welcome!

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Data Serialization 16 projects
Data Containers & Dataframes 30 projects
Data Structures 15 projects
Data Validation 15 projects
Algorithms & Design Patterns 4 projects
Date & Time Utilities 9 projects
File & Path Utilities 10 projects
Compatiblity 7 projects
Cryptography 7 projects
Infrastructure & DevOps 20 projects
Process Utilities 4 projects
Asynchronous Programming 7 projects
Configuration 9 projects
CLI Development 19 projects
Development Tools 1 projects
Data Caching 6 projects
GUI Development 10 projects
Computer & Machine Vision 2 projects
Machine Learning & Data Engineering 1 projects
Text Data 12 projects
Web Development 1 projects
Database Clients 64 projects
Data Loading & Extraction 30 projects
Data Pipelines & Streaming 43 projects
File Formats 3 projects
Code Inspection 4 projects
General Utilities 15 projects
Python Implementations 6 projects
Others 21 projects

Explanation

🥇🥈🥉 Combined project-quality score
⭐️ Star count from GitHub
🐣 New project (less than 6 months old)
💤 Inactive project (6 months no activity)
💀 Dead project (12 months no activity)
📈📉 Project is trending up or down
➕ Project was recently added
❗️ Warning (e.g. missing/risky license)
👨‍💻 Contributors count from GitHub
🔀 Fork count from GitHub
📋 Issue count from GitHub
⏱️ Last update timestamp on package manager
📥 Download count from package manager
📦 Number of dependent projects
Pandas related project

Data Serialization

protobuf (🥇52 · ⭐ 64K · 📉) - Protocol Buffers - Googles data interchange format. BSD-3

GitHub (👨‍💻 1.2K · 🔀 15K · 📥 44M · 📦 650K · 📋 6.2K - 6% open · ⏱️ 06.06.2024):
```
git clone https://github.com/protocolbuffers/protobuf
```
PyPi (📥 190M / month · 📦 6.8K · ⏱️ 23.05.2024):
```
pip install protobuf
```
Conda (📥 18M · ⏱️ 06.03.2024):
```
conda install -c conda-forge protobuf
```
npm (📥 7.6M / month · 📦 2.9K · ⏱️ 10.10.2022):
```
npm install google-protobuf
```

flatbuffers (🥇43 · ⭐ 22K) - FlatBuffers: Memory Efficient Serialization Library. Apache-2

GitHub (👨‍💻 680 · 🔀 3.2K · 📥 460K · 📦 110K · 📋 2.4K - 6% open · ⏱️ 03.06.2024):
```
git clone https://github.com/google/flatbuffers
```
PyPi (📥 19M / month · 📦 410 · ⏱️ 26.03.2024):
```
pip install flatbuffers
```

Conda (📥 1.1M · ⏱️ 26.03.2024):

conda install -c conda-forge flatbuffers

npm (📥 1.4M / month · 📦 230 · ⏱️ 26.03.2024):
```
npm install flatbuffers
```

marshmallow (🥈40 · ⭐ 6.9K) - A lightweight library for converting complex objects to and from.. MIT

GitHub (👨‍💻 210 · 🔀 620 · 📦 140K · 📋 1.2K - 14% open · ⏱️ 06.06.2024):
```
git clone https://github.com/marshmallow-code/marshmallow
```
PyPi (📥 49M / month · 📦 2.2K · ⏱️ 06.06.2024):
```
pip install marshmallow
```

Conda (📥 2.5M · ⏱️ 06.06.2024):

conda install -c conda-forge marshmallow

orjson (🥈38 · ⭐ 5.7K) - Fast, correct Python JSON library supporting dataclasses, datetimes,.. Apache-2

GitHub (👨‍💻 22 · 🔀 200 · 📦 98K · 📋 400 - 2% open · ⏱️ 03.05.2024):
```
git clone https://github.com/ijl/orjson
```
PyPi (📥 32M / month · 📦 2.4K · ⏱️ 03.05.2024):
```
pip install orjson
```
Conda (📥 1.3M · ⏱️ 03.05.2024):
```
conda install -c conda-forge orjson
```

dill (🥈37 · ⭐ 2.2K) - serialize all of Python. BSD-3

GitHub (👨‍💻 45 · 🔀 170 · 📥 290K · 📦 160K · 📋 520 - 35% open · ⏱️ 24.05.2024):
```
git clone https://github.com/uqfoundation/dill
```
PyPi (📥 60M / month · 📦 2.9K · ⏱️ 27.01.2024):
```
pip install dill
```
Conda (📥 6.8M · ⏱️ 28.01.2024):
```
conda install -c conda-forge dill
```

jsonpickle (🥈36 · ⭐ 1.2K) - Python library for serializing any arbitrary object graph into.. BSD-3

GitHub (👨‍💻 76 · 🔀 170 · 📋 320 - 22% open · ⏱️ 02.06.2024):
```
git clone https://github.com/jsonpickle/jsonpickle
```
PyPi (📥 12M / month · 📦 1.2K · ⏱️ 11.04.2024):
```
pip install jsonpickle
```

Conda (📥 1.7M · ⏱️ 11.04.2024):

conda install -c conda-forge jsonpickle

msgpack (🥈35 · ⭐ 1.9K) - MessagePack serializer implementation for Python msgpack.org[Python]. Apache-2

GitHub (👨‍💻 79 · 🔀 220 · 📥 1.3K · 📋 290 - 1% open · ⏱️ 07.05.2024):
```
git clone https://github.com/msgpack/msgpack-python
```
PyPi (📥 71M / month · 📦 1.9K · ⏱️ 07.05.2024):
```
pip install msgpack
```

Conda (📥 16M · ⏱️ 14.05.2024):

conda install -c conda-forge msgpack-python

ultrajson (🥉34 · ⭐ 4.3K) - Ultra fast JSON decoder and encoder written in C with Python bindings. BSD-3

GitHub (👨‍💻 88 · 🔀 360 · 📋 350 - 8% open · ⏱️ 01.06.2024):
```
git clone https://github.com/ultrajson/ultrajson
```
PyPi (📥 21M / month · 📦 2.2K · ⏱️ 14.05.2024):
```
pip install ujson
```
Conda (📥 4.9M · ⏱️ 15.05.2024):
```
conda install -c conda-forge ujson
```

simplejson (🥉34 · ⭐ 1.6K) - simplejson is a simple, fast, extensible JSON encoder/decoder for.. MIT

GitHub (👨‍💻 43 · 🔀 330 · 📥 6.5K · 📦 130K · 📋 200 - 10% open · ⏱️ 03.12.2023):
```
git clone https://github.com/simplejson/simplejson
```
PyPi (📥 21M / month · 📦 2.5K · ⏱️ 06.10.2023):
```
pip install simplejson
```

Conda (📥 3.3M · ⏱️ 15.02.2024):