Protocol Buffers - Google's data interchange format
- protobuf
- protocol-buffers
- protocol-compiler
- protobuf-runtime
Repository Index
47,133 repositories indexed
1–24 of 27 · Most stars
FlatBuffers: Memory Efficient Serialization Library
- flatbuffers
- serialization
- serialization-library
- json-parser
🎒 Token-Oriented Object Notation (TOON) – compact, human-readable serialization of JSON data for LLM prompts. TypeScript SDK, CLI, benchmarks.
- data-format
- llm
- serialization
- tokenization
Apache Arrow is the universal columnar format and multi-language toolbox for fast data interchange and in-memory analytics
- arrow
- parquet
Fast and powerful CSV (delimited text) parser that gracefully handles large files and malformed input
- csv
- javascript
- csv-parser
Json.NET is a popular high-performance JSON framework for .NET
- json
- c-sharp
High-performance Protocol Buffers for JavaScript and TypeScript. Conformant through Edition 2026, and unusually versatile. No protoc required.
- javascript
- typescript
- protobuf
- protocol-buffers
A blazingly fast JSON serializing & deserializing library
The fastest JSON library in C
- json
- c
- portable
- serialization
Simple Binary Encoding (SBE) - High Performance Message Codec
- codec
- java
- c-plus-plus
- golang
Meta's Thrift implementation: cross-language serialization and high-performance async RPC
:spider_web: input/output for many mesh formats
- vtk
- pypi
- python
- mesh
Cista is a simple, high-performance, zero-copy C++ serialization & reflection library.
- serialization
- cpp
- cpp17
- reflection
💡Extremely fast enterprise server framework, can be used in RPC, game server, web server.
- netty
- serialization
- game-server
- spring
Go library for the TOML file format
- go
- toml
- toml-parsing
- hacktoberfest
Clojure JSON and JSON SMILE (binary json format) encoding/decoding
Fastest end-to-end CSV ingestion for Ruby (with C acceleration). SmarterCSV auto-detects formats, applies smart defaults, and returns Rails-ready hashes for seamless use with ActiveRecord, Sidekiq, parallel jobs, and S3 pipelines — even for messy user-uploaded real-world data.
- csv
- csv-converter
- csv-export
- csv-file
MLeap: Deploy ML Pipelines to Production
- scikit-learn
- spark
- data-pipelines
- transformers
One of the World's Fastest .NET CSV Parsers. Modern, minimal, fast, zero allocation, reading and writing of separated values (`csv`, `tsv` etc.). Cross-platform, trimmable and AOT/NativeAOT compatible with blazing fast SIMD vectorized parsing.
- csharp
- csv
- csv-parser
- csv-reader
CoffeeScript-Object-Notation. Same as JSON but for CoffeeScript objects.
- cson
- coffeescript
- json
- data-format
Cross-platform C++ library providing a simple API to read and write INI-style configuration files
Alba is a JSON serializer for Ruby, JRuby and TruffleRuby.
- json-serializer
- json-serialization
- ruby
- performance
A modern C++ CSV parser and serializer that doesn't make you choose between ease of use or performance.
High performance JVM JSON library
- json
- java
- high-performance
- android