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25–48 of 55 · Most stars

library for nonlinear optimization, wrapping many algorithms for global and local, constrained or unconstrained, optimization

zlib replacement with optimizations for "next generation" systems.

  • compression
  • library
  • deflate
  • inflate

Roaring bitmaps in C (and C++), with SIMD (AVX2, AVX-512 and NEON) optimizations: used by Apache Doris, ClickHouse, Alibaba Tair, Redpanda, YDB and StarRocks

jpegoptim - utility to optimize/compress JPEG files

  • image-optimization
  • libjpeg
  • jpegoptim
  • jpeg-encoder

Lisp in 99 lines of C and how to write one yourself. Includes 21 Lisp primitives, garbage collection and REPL. Includes tail-call optimized versions for speed and reduced memory use.

  • lisp
  • lisp-interpreter
  • pc-g850
  • tiny

DroneBridge for ESP32. A secure & transparent telemetry link with support for WiFi and ESP-NOW. Supporting MAVLink, MSP, LTM or any other protocol

  • dronebridge
  • uav
  • mavlink
  • msp

A version of RTKLIB optimized for low cost GNSS receivers, especially u-blox receivers. It is based on RTKLIB 2.4.3. This software is provided “AS IS” without any warranties of any kind so please be careful, especially if using it in any kind of real-time application. Click on the "Releases" label below to see the latest Windows pre-release.

  • gnss
  • rtklib
  • gps
  • rtklibexplorer

DroneBridge is a system based on the WifiBroadcast approach. A bidirectional digital radio link between two endpoints is established using standard WiFi hardware and a custom protocol. DroneBridge is optimized for use in UAV applications and is a complete system. It is intended be a real alternative to other similar systems, such as DJI Lightbridge or OcuSync.

Translatedapfree-wifidog is a high-performance captive portal solution that serves as a gateway between your wireless networks and the Internet. Optimized for both HTTP and HTTPS traffic, it ensures secure border control while enabling seamless user authentication and efficient network management. Buy the services in the link below to support my open source work.

  • openwrt
  • libevent
  • c
  • wifidog

Lossless compression C library built for ultra-fast decode. Faster than LZ4 (+30% to 125%+; best on ARM64), at a better ratio. Official Rust, Python, Node.js, Go and WASM bindings. Write-once/read-many, with optional seekable archives for O(1) random access.

  • arm64
  • c
  • compression
  • lz4