201.Unvanquished / Unvanquished
Unvanquished is a free and open source FPS/RTS hybrid game powered by the Daemon game engine. Historically based on Tremulous as a continuation with decades of work over it.
+17 stars
from 1,114 · score 2.89
Trending repositories
Ranked by Attention Score: stars gained over the last 90 complete days
201–300 of 375 by Attention Score · Aug 5, 2026 – Nov 2, 2026 (UTC)
202.daandemeyer / reproc
A cross-platform (C99/C++11) process library
+17 stars
from 645 · score 2.89
203.aurora-opensource / au
A C++14-compatible physical units library with no dependencies and a single-file delivery option. Emphasis on safety, accessibility, performance, and developer experience.
+17 stars
from 432 · score 2.89
204.chakra-core / ChakraCore
ChakraCore is an open source Javascript engine with a C API.
+16 stars
from 9,243 · score 2.83
205.hstsethi / awesome-symbian
An Awesome List about everything related to Symbian OS. Documentation, academic papers, tutorials, communities, IDEs, SDKs, emulators, apps, video games.
+16 stars
from 133 · score 2.83
+15 stars
from 2,200 · score 2.77
207.alibaba / PhotonLibOS
Probably the fastest coroutine lib in the world!
+15 stars
from 1,216 · score 2.77
208.gammasoft71 / xtd
Free open-source modern C++20/23 framework to create console (CLI), forms (GUI like WinForms) and unit test (xUnit) applications and libraries on Windows, macOS, Linux, iOS, Android, FreeBSD, Haiku, and SerenityOS.
+15 stars
from 1,154 · score 2.77
209.Thalhammer / jwt-cpp
A header only library for creating and validating json web tokens in c++
+15 stars
from 1,153 · score 2.77
210.keithpotz / CrashCatch
Cross-Platform, Efficient easy to integrate crash reporting library for modern C++
+15 stars
from 96 · score 2.77
211.Stiffstream / restinio
Cross-platform, efficient, customizable, and robust asynchronous HTTP(S)/WebSocket server C++ library with the right balance between performance and ease of use
+14 stars
from 1,297 · score 2.71
212.palacaze / sigslot
A simple C++14 signal-slots implementation
+14 stars
from 900 · score 2.71
213.rikyoz / bit7z
A C++ static library offering a clean and simple interface to the 7-zip shared libraries.
+14 stars
from 845 · score 2.71
214.cppfastio / fast_io
Freestanding fast input/output for C++20
+14 stars
from 843 · score 2.71
215.softwareQinc / qpp
Modern C++ quantum computing library
+14 stars
from 664 · score 2.71
216.mxmlnkn / rapidgzip
Gzip Decompression and Random Access for Modern Multi-Core Machines
+14 stars
from 458 · score 2.71
217.auto-differentiation / xad
The fastest automatic differentiation library for C++, with Python bindings. Forward, adjoint and higher-order derivatives, checkpointing, Eigen support and JIT. Reproducible benchmarks against CppAD, Adept and autodiff.
+14 stars
from 424 · score 2.71
218.rapidfuzz / rapidfuzz-cpp
Rapid fuzzy string matching in C++ using the Levenshtein Distance
+14 stars
from 367 · score 2.71
219.flanglet / kanzi-cpp
Fast lossless data compression in C++
+14 stars
from 221 · score 2.71
220.sharkdp / dbg-macro
A dbg(…) macro for C++
+13 stars
from 3,224 · score 2.64
221.rohanrhu / gdb-frontend
☕ GDBFrontend is an easy, flexible and extensible gui debugger.
+13 stars
from 3,020 · score 2.64
222.zfoo-project / zfoo
💡Extremely fast enterprise server framework, can be used in RPC, game server, web server.
+13 stars
from 2,000 · score 2.64
223.VcDevel / Vc
SIMD Vector Classes for C++
+13 stars
from 1,537 · score 2.64
224.sheredom / utest.h
🧪 single header unit testing framework for C and C++
+13 stars
from 985 · score 2.64
225.DosX-dev / Astral-PE
Astral-PE is a low-level mutator (Headers/EP obfuscator) for native Windows PE files (x32/x64)
+13 stars
from 343 · score 2.64
226.tzcnt / TooManyCooks
C++20 concurrency framework with no compromises. Excellent performance, powerful features, and simple syntax.
+13 stars
from 271 · score 2.64
227.sony / nmos-cpp
An NMOS (Networked Media Open Specifications) Registry and Node in C++ (IS-04, IS-05)
+13 stars
from 186 · score 2.64
228.codota / TabNineArchived
AI Code Completions
+12 stars
from 10,752 · score 2.56
229.treefrogframework / treefrog-framework
TreeFrog Framework : High-speed C++ MVC Framework for Web Application
+12 stars
from 1,374 · score 2.56
230.sheredom / json.h
🗄️ single header json parser for C and C++
+12 stars
from 832 · score 2.56
231.parca-dev / parca-agent
eBPF based always-on CPU/GPU profiler auto-discovering targets in Kubernetes and systemd, zero code changes or restarts needed!
+12 stars
from 737 · score 2.56
232.CoatiSoftware / SourcetrailArchived
Sourcetrail - free and open-source interactive source explorer
+11 stars
from 16,453 · score 2.48
233.eliaskosunen / scnlib
scanf for modern C++
+11 stars
from 1,308 · score 2.48
234.ddemidov / amgcl
C++ library for solving large sparse linear systems with algebraic multigrid method
+11 stars
from 873 · score 2.48
235.mattreecebentley / plf_colony
An unordered C++ data container providing fast iteration/insertion/erasure while maintaining pointer/iterator validity to non-erased elements regardless of insertions/erasures. Provides higher-performance than std:: library containers for high-modification scenarios with unordered data.
+11 stars
from 500 · score 2.48
236.SouravRoy-ETL / slothdb
An experimental embedded SQL engine in C++20. Query Parquet, CSV, JSON, Arrow, Avro, SQLite, and Excel files directly with SQL, in-process. Early-stage.
+11 stars
from 401 · score 2.48
237.ClickHouse / clickhouse-cpp
C++ client library for ClickHouse
+11 stars
from 375 · score 2.48
238.oir / barkeep
Small C++ header to display async animations, counters, progress bars, and status messages
+11 stars
from 240 · score 2.48
239.flashlight / wav2letter
Facebook AI Research's Automatic Speech Recognition Toolkit
+10 stars
from 6,434 · score 2.40
240.bytedeco / javacpp
The missing bridge between Java and native C++
+10 stars
from 4,696 · score 2.40
241.skypjack / uvw
Header-only, event based, tiny and easy to use libuv wrapper in modern C++ - now available as also shared/static library!
+10 stars
from 2,047 · score 2.40
242.vimpunk / mio
Cross-platform C++11 header-only library for memory mapped file IO
+10 stars
from 1,951 · score 2.40
243.aantron / better-enums
C++ compile-time enum to string, iteration, in a single header file
+10 stars
from 1,820 · score 2.40
244.boostorg / compute
A C++ GPU Computing Library for OpenCL
+10 stars
from 1,656 · score 2.40
245.Stiffstream / sobjectizer
An implementation of Actor, Publish-Subscribe, and CSP models in one rather small C++ framework. With performance, quality, and stability proved by years in the production.
+10 stars
from 618 · score 2.40
246.Ericsson / CodeCompass
CodeCompass is a software comprehension tool for large scale software written in C/C++, C# and Python.
+10 stars
from 604 · score 2.40
247.aregtech / areg-sdk
Distributed C++ services from embedded to enterprise
+10 stars
from 358 · score 2.40
248.Sedeniono / tiny-optional
Drop-in replacement for std::optional that does not waste memory unnecessarily
+10 stars
from 149 · score 2.40
249.Dobiasd / FunctionalPlus
Functional Programming Library for C++. Write concise and readable C++ code.
+9 stars
from 2,287 · score 2.30
250.AshampooSystems / boden
Purely native C++ cross-platform GUI framework for Android and iOS development. https://www.boden.io
+9 stars
from 1,742 · score 2.30
251.stefanhaustein / TerminalImageViewer
Small C++ program to display images in a (modern) terminal using RGB ANSI codes and unicode block graphics characters
+9 stars
from 1,677 · score 2.30
252.stotko / stdgpu
stdgpu: Efficient STL-like Data Structures on the GPU
+9 stars
from 1,265 · score 2.30
253.muellan / clipp
easy to use, powerful & expressive command line argument parsing for modern C++ / single header / usage & doc generation
+8 stars
from 1,317 · score 2.20
254.mongodb / mongo-cxx-driver
C++ Driver for MongoDB
+8 stars
from 1,100 · score 2.20
255.danielaparker / jsoncons
A C++, header-only library for constructing JSON and JSON-like data formats, with JSON Pointer, JSON Patch, JSON Schema, JSONPath, JMESPath, CSV, MessagePack, CBOR, BSON, UBJSON, toon-format
+8 stars
from 847 · score 2.20
256.jeremy-rifkin / libassert
The most over-engineered C++ assertion library
+8 stars
from 723 · score 2.20
257.harfang3d / harfang3d
HARFANG 3D source code public repository
+8 stars
from 654 · score 2.20
258.andreiavrammsd / cpp-channel
C++11 thread-safe container for sharing data between threads (synchronized queue)
+8 stars
from 588 · score 2.20
259.amiremohamadi / DuckX
C++ library for creating and modifying Microsoft Word (.docx) files
+8 stars
from 503 · score 2.20
260.indy256 / codelibrary
:gem:Collection of algorithms and data structures
+7 stars
from 2,018 · score 2.08
261.RichieSams / FiberTaskingLib
A library for enabling task-based multi-threading. It allows execution of task graphs with arbitrary dependencies.
+7 stars
from 981 · score 2.08
262.chronoxor / FastBinaryEncoding
Fast Binary Encoding is ultra fast and universal serialization solution for C++, C#, Go, Java, JavaScript, Kotlin, Python, Ruby, Swift
+7 stars
from 956 · score 2.08
263.PacktPublishing / Vulkan-Cookbook
Code repository for Vulkan Cookbook by Packt
+7 stars
from 892 · score 2.08
264.gvinciguerra / PGM-index
🏅State-of-the-art learned data structure that enables fast lookup, predecessor, range searches and updates in arrays of billions of items using orders of magnitude less space than traditional indexes
+7 stars
from 871 · score 2.08
265.taocpp / json
C++ header-only JSON library
+7 stars
from 676 · score 2.08
266.bloomberg / quantum
Powerful multi-threaded coroutine dispatcher and parallel execution engine
+7 stars
from 635 · score 2.08
267.bfgroup / Lyra
A simple to use, composable, command line parser for C++ 11 and beyond
+7 stars
from 598 · score 2.08
268.h4tr3d / avcpp
C++ wrapper for FFmpeg
+7 stars
from 536 · score 2.08
269.Rookfighter / inifile-cpp
A header-only and easy to use Ini file parser for C++.
+7 stars
from 417 · score 2.08
270.rgimad / gravity_defied_cpp
Rewrite Gravity Defied mobile game from Java to C++ & SDL
+7 stars
from 174 · score 2.08
271.J-Cowsert / classlayout.nvim
Neovim plugin to visualize C/C++ class/struct memory layouts using clang
+7 stars
from 58 · score 2.08
272.itas109 / CSerialPort
CSerialPort - lightweight cross-platform serial port library and protocol parsing for C++/C/C#/Java/Python/Node.js/Electron/Rust
+6 stars
from 902 · score 1.95
273.mpark / variant
C++17 `std::variant` for C++11/14/17
+6 stars
from 711 · score 1.95
274.Pagghiu / SaneCppLibraries
Platform Abstraction C++ Libraries
+6 stars
from 622 · score 1.95
275.nanodbc / nanodbc
C++ ODBC wrapper
+6 stars
from 383 · score 1.95
276.ChristianPanov / lwlog
Very fast synchronous and asynchronous C++17 logging library
+6 stars
from 350 · score 1.95
277.crossdb-org / crossdb
Ultra High-performance Lightweight Embedded and Server OLTP RDBMS✨
+6 stars
from 265 · score 1.95
278.ryanmjacobs / c
Compile and execute C "scripts" in one go!
+5 stars
from 2,177 · score 1.79
279.CppCon / CppCon2019
Slides and other materials from CppCon 2019
+5 stars
from 1,252 · score 1.79
280.natalie-lang / natalie
a work-in-progress Ruby compiler, written in Ruby and C++
+5 stars
from 1,026 · score 1.79
281.cinemast / libjson-rpc-cpp
C++ framework for json-rpc (json remote procedure call)
+5 stars
from 978 · score 1.79
282.liblava / liblava
Modern and easy-to-use library for Vulkan
+5 stars
from 877 · score 1.79
283.Restream / reindexer
Embeddable, in-memory, document-oriented database with a high-level Query builder interface.
+5 stars
from 807 · score 1.79
284.johnmcfarlane / cnl
A Compositional Numeric Library for C++
+5 stars
from 690 · score 1.79
285.stuntrally / stuntrally
NOTE: development in stuntrally3 repo. 3D racing game based on VDrift and OGRE with own Track Editor. The main repository with Stunt Rally 2.x sources and data.
+5 stars
from 642 · score 1.79
286.jinja2cpp / Jinja2Cpp
Jinja2 C++ (and for C++) almost full-conformance template engine implementation
+5 stars
from 596 · score 1.79
287.Tessil / ordered-map
C++ hash map and hash set which preserve the order of insertion
+5 stars
from 574 · score 1.79
288.rafat / wavelib
C Implementation of 1D and 2D Wavelet Transforms (DWT,SWT and MODWT) along with 1D Wavelet packet Transform and 1D Continuous Wavelet Transform.
+5 stars
from 444 · score 1.79
289.typedb / typedb-driver
TypeDB Drivers for Rust, Python, Java, Node.js, C, C++, and C#.
+5 stars
from 65 · score 1.79
290.sourcemeta / core
A comprehensive set of composable foundational C++ libraries and CMake utilities to power Sourcemeta projects. Note we don't provide any stable ABI/API guarantees to external users outside Sourcemeta
+5 stars
from 50 · score 1.79
291.NVIDIA / thrustArchived
[ARCHIVED] The C++ parallel algorithms library. See https://github.com/NVIDIA/cccl
+4 stars
from 4,990 · score 1.61
292.abumq / easyloggingppArchived
C++ logging library. It is powerful, supports asynchronous low latency, extendable, light-weight, fast performing, thread and type safe and consists of many built-in features. It provides ability to write logs in your own customized format. It also provide support for logging your classes, third-party libraries, STL and third-party containers etc.
+4 stars
from 3,929 · score 1.61
293.rpclib / rpclib
rpclib is a modern C++ msgpack-RPC server and client library
+4 stars
from 1,835 · score 1.61
294.martinus / robin-hood-hashingArchived
Fast & memory efficient hashtable based on robin hood hashing for C++11/14/17/20
+4 stars
from 1,616 · score 1.61
295.Dobiasd / frugally-deep
A lightweight header-only library for using Keras (TensorFlow) models in C++.
+4 stars
from 1,125 · score 1.61
296.ldionne / dyno
Runtime polymorphism done right
+4 stars
from 1,041 · score 1.61
297.wfrest / wfrest
C++ Web Framework REST API
+4 stars
from 1,001 · score 1.61
298.Tessil / hat-trie
C++ implementation of a fast and memory efficient HAT-trie
+4 stars
from 871 · score 1.61
299.Tessil / hopscotch-map
C++ implementation of a fast hash map and hash set using hopscotch hashing
+4 stars
from 847 · score 1.61
300.Morwenn / cpp-sort
Sorting algorithms & related tools for C++
+4 stars
from 716 · score 1.61