GitHub

Open source workbench

Public repositories, experiments, forks, and older project archives pulled from GitHub and annotated with the useful context.

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114

public repos

52

originals

62

forks

12

stars

Java 15
C# 14
C 9
JavaScript 7
C++ 7
Rust 6

Featured repositories

A small cut of repos with stronger portfolio signal or useful historical context.

delta-neutral-engine

nixxholas/delta-neutral-engine

Original

A Python research engine for modeling delta-neutral crypto strategies, trade construction, and risk surfaces.

original
Python
markets
research
python
01Mar 2026

kernel-comet-6.1

nixxholas/kernel-comet-6.1

Original

Linux kernel workspace for lower-level device, driver, and systems experimentation.

original
C
linux
kernel
systems
00May 2025

sniffer

nixxholas/sniffer

Original

TypeScript data inspection tooling from the blockchain and infrastructure side of the workbench.

original
TypeScript
typescript
tooling
infra
01Jul 2023

nozomi

nixxholas/nozomi

Original

The original Nozomi product codebase, capturing the API testing and monitoring product work before the public portfolio writeup.

original
C#
product
api
csharp
00Apr 2020

bigtable_rs

nixxholas/bigtable_rs

Fork

Rust data-infrastructure workbench for the Google Bigtable Data API, useful around high-volume indexing and analytics systems.

fork
Rust
rust
bigtable
data infra
MIT
00Jul 2022

solana-rpc-ansible

nixxholas/solana-rpc-ansible

Fork

Operational infrastructure scripts for Solana RPC nodes, kept as a practical reference for validator and data-plane automation.

fork
Shell
solana
ansible
ops
MIT
00Sep 2022

All public repositories

The complete public GitHub surface, including forks and older experiments.

nixxholas.github.io

nixxholas/nixxholas.github.io

Original

This portfolio itself: a Next.js and Sanity surface for writing, investing notes, and project history.

original
TypeScript
portfolio
next.js
00Jun 2026

quasar

nixxholas/quasar

Fork

A blazing fast Solana program framework.

fork
Apache-2.0
00Apr 2026

delta-neutral-engine

nixxholas/delta-neutral-engine

Original

A Python research engine for modeling delta-neutral crypto strategies, trade construction, and risk surfaces.

original
Python
markets
research
01Mar 2026

mt7927

nixxholas/mt7927

Fork

Linux driver research project for the MediaTek MT7927 chip Built primarily in C.

fork
C
GPL-2.0
00Jan 2026

linux

nixxholas/linux

Original

Original public repository from the engineering archive.

original
00Nov 2025

rust_serialization_benchmark

nixxholas/rust_serialization_benchmark

Fork

Benchmarks for rust serialization frameworks

fork
00Oct 2025

vanity

nixxholas/vanity

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
Apache-2.0
00Jun 2025

kernel-comet-6.1

nixxholas/kernel-comet-6.1

Original

Linux kernel workspace for lower-level device, driver, and systems experimentation.

original
C
linux
kernel
00May 2025

nixxholas

nixxholas/nixxholas

Original

Original public repository from the engineering archive.

original
00Feb 2025

token

nixxholas/token

Fork

The SPL Token program and its clients

fork
Apache-2.0
00Feb 2025

sui

nixxholas/sui

Fork

Sui, a next-generation smart contract platform with high throughput, low latency, and an asset-oriented programming model powered by the Move programming language Built primarily in Rust.

fork
Rust
Apache-2.0
00Dec 2024

firedancer

nixxholas/firedancer

Fork

Firedancer is Jump Crypto's Solana validator software. Built primarily in C.

fork
C
00Nov 2024

solana-nostd-big-mod-exp

nixxholas/solana-nostd-big-mod-exp

Fork

A more efficient implementation of BigModExp for SVM

fork
MIT
00Nov 2024

agave

nixxholas/agave

Fork

Web-Scale Blockchain for fast, secure, scalable, decentralized apps and marketplaces.

fork
Apache-2.0
00Oct 2024

svm-merkle-tree

nixxholas/svm-merkle-tree

Fork

An SVM/Anchor optimised Merkle tree

fork
00Jul 2024

project-gooey

nixxholas/project-gooey

Original

A Java application experiment from the older product and interface-building archive.

original
Java
java
ui
01Mar 2024

crypto-ecosystems

nixxholas/crypto-ecosystems

Fork

A taxonomy for open source cryptocurrency, blockchain, and decentralized ecosystems

fork
10Dec 2023

chatgpt-plugin

nixxholas/chatgpt-plugin

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
00Sep 2023

sniffer

nixxholas/sniffer

Original

TypeScript data inspection tooling from the blockchain and infrastructure side of the workbench.

original
TypeScript
typescript
tooling
01Jul 2023

backpack

nixxholas/backpack

Fork

🎒 Next level crypto wallet

fork
00Apr 2023

turbo

nixxholas/turbo

Fork

Incremental bundler and build system optimized for JavaScript and TypeScript, written in Rust – including Turborepo and Turbopack.

fork
MPL-2.0
00Nov 2022

solana-rpc-ansible

nixxholas/solana-rpc-ansible

Fork

Operational infrastructure scripts for Solana RPC nodes, kept as a practical reference for validator and data-plane automation.

fork
Shell
solana
ansible
00Sep 2022

solana-identity-transition

nixxholas/solana-identity-transition

Fork

Ansible Playbook used to transition Solana Validator from a primary node to a backup node

fork
00Aug 2022

android_kernel_msm-5.4_nothing_sm7325

nixxholas/android_kernel_msm-5.4_nothing_sm7325

Fork

Kernel Source for NOTHING Phone(1)

fork
GPL-2.0
00Jul 2022

serverless-merch

nixxholas/serverless-merch

Fork

Easily create and distribute merch to your community without any backend server

fork
MIT
00Jul 2022

bigtable_rs

nixxholas/bigtable_rs

Fork

Rust data-infrastructure workbench for the Google Bigtable Data API, useful around high-volume indexing and analytics systems.

fork
Rust
rust
bigtable
00Jul 2022

solana-program-library

nixxholas/solana-program-library

Fork

A collection of Solana-maintained on-chain programs

fork
00Jun 2022

place-order-ms

nixxholas/place-order-ms

Original

A small Rust order-processing microservice, useful as an early service-boundary exercise.

original
Rust
rust
microservice
00Apr 2022

thalia

nixxholas/thalia

Original

Original public Rust repository from the long-running engineering archive.

original
Rust
00Apr 2022

solana-indexer

nixxholas/solana-indexer

Fork

Index Solana data using accountsdb Built primarily in Rust.

fork
Rust
AGPL-3.0
00Mar 2022

solana-accountsdb-plugin-mq

nixxholas/solana-accountsdb-plugin-mq

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
00Mar 2022

ecosystem

nixxholas/ecosystem

Fork

Project files for Solana ecosystem members

fork
00Dec 2021

gcp-bigquery-client

nixxholas/gcp-bigquery-client

Fork

GCP BigQuery Client (Rust) Built primarily in Rust.

fork
Rust
Apache-2.0
00Nov 2021

is-216

nixxholas/is-216

Original

Original public repository from the engineering archive.

original
00Nov 2021

ansible-rpc-sample-playbook

nixxholas/ansible-rpc-sample-playbook

Fork

Ansible RPC playbook by triton

fork
00Oct 2021

reqwest

nixxholas/reqwest

Fork

An easy and powerful Rust HTTP Client

fork
Apache-2.0
00Aug 2021

is113-rekt

nixxholas/is113-rekt

Original

Original public HTML repository from the long-running engineering archive.

original
HTML
00Apr 2021

cheatsheets

nixxholas/cheatsheets

Fork

My cheatsheets

fork
10Apr 2021

shopee-cl21

nixxholas/shopee-cl21

Original

Original public Jupyter Notebook repository from the long-running engineering archive.

original
Jupyter Notebook
00Mar 2021

nozomi.js

nixxholas/nozomi.js

Original

Original public repository from the engineering archive.

original
00Mar 2021

nozomi-py

nixxholas/nozomi-py

Original

Original public repository from the engineering archive.

original
00Mar 2021

reed-solomon-erasure

nixxholas/reed-solomon-erasure

Fork

Rust implementation of Reed-Solomon erasure coding

fork
MIT
00Feb 2021

AngleSharp

nixxholas/AngleSharp

Fork

:angel: The ultimate angle brackets parser library parsing HTML5, MathML, SVG and CSS to construct a DOM based on the official W3C specifications.

fork
MIT
00Jan 2021

amd_hackintosh_discord_fix

nixxholas/amd_hackintosh_discord_fix

Fork

Fix for Discord desktop app Voice/Screensharing on AMD hackintosh

fork
00Oct 2020

nozomi-dotnet

nixxholas/nozomi-dotnet

Original

nozomi.net is a simple and portable API client for nozomi.one.

original
00Jul 2020

nozomi

nixxholas/nozomi

Original

The original Nozomi product codebase, capturing the API testing and monitoring product work before the public portfolio writeup.

original
C#
product
api
00Apr 2020

storj-bootscript

nixxholas/storj-bootscript

Original

Original public Shell repository from the long-running engineering archive.

original
Shell
00Feb 2020

zLib

nixxholas/zLib

Fork

A set of tools to develop plugins using the Bukkit API Built primarily in Java.

fork
Java
01Oct 2019

InsureGo

nixxholas/InsureGo

Original

some crapsack of a .NET project Nanyang polytechnic gave to its year 2 students Built primarily in JavaScript.

original
JavaScript
00Aug 2019

ImageOnMap

nixxholas/ImageOnMap

Fork

Repo for ImageOnMap, a bukkit plugin created to display any image using a map Built primarily in Java.

fork
Java
00Jul 2019

HostedServicesDemo

nixxholas/HostedServicesDemo

Original

demo! Built primarily in C#.

original
C#
00Apr 2019

vuejsOidcClient

nixxholas/vuejsOidcClient

Fork

project vueJs with oidc-client library

fork
MIT
00Feb 2019

EasyElevator

nixxholas/EasyElevator

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
Java
01Nov 2018

quark-cms

nixxholas/quark-cms

Original

A .NET Core CMS experiment around TrinityCore and game-server-adjacent tooling.

original
C#
dotnet
cms
12Nov 2018

DeltaCore

nixxholas/DeltaCore

Fork

TrinityCore Open Source MMO Framework (master = 7.3.5.26972, 3.3.5 = 3.3.5a.12340) Built primarily in C++.

fork
C++
GPL-2.0
00Nov 2018

turtle-bar-graphing

nixxholas/turtle-bar-graphing

Original

Original public Python repository from the long-running engineering archive.

original
Python
00Nov 2018

build-tools-gcc

nixxholas/build-tools-gcc

Fork

A script to build GCC toolchains Built primarily in Shell.

fork
Shell
GPL-3.0
00Oct 2018

paratask

nixxholas/paratask

Fork

Java Parallel Task Manager

fork
MIT
00Aug 2018

platform_manifest

nixxholas/platform_manifest

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
00Mar 2018

android_device_essential_mata

nixxholas/android_device_essential_mata

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
C++
00Mar 2018

android_vendor_nixxholas

nixxholas/android_vendor_nixxholas

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
CSS
00Mar 2018

hudson

nixxholas/hudson

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
00Mar 2018

android_build

nixxholas/android_build

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
Makefile
00Mar 2018

mata-kernel

nixxholas/mata-kernel

Original

Original public C repository from the long-running engineering archive.

original
C
00Mar 2018

BitcoinLibExample

nixxholas/BitcoinLibExample

Original

Original public C# repository from the long-running engineering archive.

original
C#
00Dec 2017

BitcoinLib

nixxholas/BitcoinLib

Fork

The most complete, up-to-date, battle-tested .net Library and RPC Wrapper for Bitcoin and Altcoins in C#. Built primarily in C#.

fork
C#
00Dec 2017

CounterKeygen

nixxholas/CounterKeygen

Original

A .NET Bitcoin key-generation experiment from the early crypto tooling archive.

original
C#
bitcoin
cryptography
12Dec 2017

nodejs-pool

nixxholas/nodejs-pool

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
JavaScript
00Nov 2017

CoinHakoX

nixxholas/CoinHakoX

Original

Original public TypeScript repository from the long-running engineering archive.

original
TypeScript
00Nov 2017

Hako-ticker

nixxholas/Hako-ticker

Fork

Stock prices module for Magic Mirror Built primarily in JavaScript.

fork
JavaScript
MIT
00Sep 2017

nlp-timeexpressions

nixxholas/nlp-timeexpressions

Original

Original public C# repository from the long-running engineering archive.

original
C#
MIT
00Sep 2017

LynxPlayer

nixxholas/LynxPlayer

Original

An Android music player project from the early mobile app building years.

original
Java
android
mobile
00Sep 2017

nlp-postagging

nixxholas/nlp-postagging

Original

Original public C# repository from the long-running engineering archive.

original
C#
csharp
dotnet
00Sep 2017

nlp-exploration

nixxholas/nlp-exploration

Original

Research notes and experiments around natural language processing and language understanding.

original
nlp
notes
ai
00Aug 2017

xanadu

nixxholas/xanadu

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
C++
00Jul 2017

CSCAssignment

nixxholas/CSCAssignment

Original

Original public C# repository from the long-running engineering archive.

original
C#
dotnet-core
00Jul 2017

PodBot

nixxholas/PodBot

Original

Original public C# repository from the long-running engineering archive.

original
C#
bot-framework
csharp
10Apr 2017

SEP-IslandFurniture

nixxholas/SEP-IslandFurniture

Original

Original public Java repository from the long-running engineering archive.

original
Java
glassfish
java
00Feb 2017

PokeDex

nixxholas/PokeDex

Original

PokeDex for Stroustrup Built primarily in C++.

original
C++
cplusplus
pokemon
10Feb 2017

BKCommonLib

nixxholas/BKCommonLib

Fork

An extensive library used in bergerhealer's plugins Built primarily in Java.

fork
Java
00Jan 2017

MAPP-Practicals

nixxholas/MAPP-Practicals

Original

Original public Java repository from the long-running engineering archive.

original
Java
00Jan 2017

CSharp_CheatCodes

nixxholas/CSharp_CheatCodes

Original

Original public repository from the engineering archive.

original
00Dec 2016

HuShienBot

nixxholas/HuShienBot

Original

Original public C# repository from the long-running engineering archive.

original
C#
MIT
00Nov 2016

DSAL

nixxholas/DSAL

Original

Original public C++ repository from the long-running engineering archive.

original
C++
00Oct 2016

SabreDest2016

nixxholas/SabreDest2016

Original

Original public C# repository from the long-running engineering archive.

original
C#
00Oct 2016

Scheduled

nixxholas/Scheduled

Original

Original public Java repository from the long-running engineering archive.

original
Java
firebase
firebase-realtime-database
00Oct 2016

Appchallenge-SIA

nixxholas/Appchallenge-SIA

Original

Original public JavaScript repository from the long-running engineering archive.

original
JavaScript
00Oct 2016

Wrawler

nixxholas/Wrawler

Original

A Web Crawler based on Java. Strictly Java. Built primarily in HTML.

original
HTML
10Aug 2016

theOnlinePetStore

nixxholas/theOnlinePetStore

Original

Web Application Development Assignment Built primarily in JavaScript.

original
JavaScript
00Aug 2016

Werewolf

nixxholas/Werewolf

Fork

Werewolf for Telegram - "Tweaked" by Nixxholas Built primarily in C#.

fork
C#
00Jul 2016

SEP_Assignments

nixxholas/SEP_Assignments

Original

Repository for all of the module, Software Engineering Practice Assignment Projects and files. Built primarily in Java.

original
Java
00Jul 2016

WEBA-Projects

nixxholas/WEBA-Projects

Original

Original public JavaScript repository from the long-running engineering archive.

original
JavaScript
00May 2016

android_kernel_oneplus_msm8974

nixxholas/android_kernel_oneplus_msm8974

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
C
00May 2016

TrainsWithDjikstra

nixxholas/TrainsWithDjikstra

Original

Original public Java repository from the long-running engineering archive.

original
Java
10May 2016

AnyKernel2

nixxholas/AnyKernel2

Fork

AnyKernel, Evolved Built primarily in Shell.

fork
Shell
00Mar 2016

potatozine

nixxholas/potatozine

Original

Original public C# repository from the long-running engineering archive.

original
C#
00Feb 2016

amperific.github.io

nixxholas/amperific.github.io

Original

Original public CSS repository from the long-running engineering archive.

original
CSS
00Aug 2015

G2-Kernel

nixxholas/G2-Kernel

Fork

Kernel for LG G2 D800/1/2/3/5/6 LS/VS 980 Built primarily in C.

fork
C
01Jun 2014

ASKP-Compilers

nixxholas/ASKP-Compilers

Original

Original public repository from the engineering archive.

original
00Jun 2014

android

nixxholas/android

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
00Jun 2014

android_vendor_askp

nixxholas/android_vendor_askp

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
Shell
00Mar 2014

android_frameworks_base

nixxholas/android_frameworks_base

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
Java
00Mar 2014

AK-tuna

nixxholas/AK-tuna

Fork

AK Tuna Kernel 3.0.X Built primarily in C.

fork
C
11Dec 2013

kernel_tuna-4.4

nixxholas/kernel_tuna-4.4

Original

Original public repository from the engineering archive.

original
10Dec 2013

android_vendor_rascarlo

nixxholas/android_vendor_rascarlo

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
Shell
00Nov 2013

android_vendor_lge

nixxholas/android_vendor_lge

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
00Nov 2013

android_packages_apps_settings

nixxholas/android_packages_apps_settings

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
Java
00Nov 2013

android_packages_services_telephony

nixxholas/android_packages_services_telephony

Original

Original public Java repository from the long-running engineering archive.

original
Java
00Nov 2013

android_device_lge_mako

nixxholas/android_device_lge_mako

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
C++
00Nov 2013

android_system_extras

nixxholas/android_system_extras

Fork

Forked reference repo kept around for upstream tracking, experiments, or implementation study.

fork
C
00Nov 2013

kernel_tuna_4.3

nixxholas/kernel_tuna_4.3

Original

Amperific Super Kang. Built primarily in C.

original
C
217Oct 2013

askp-lite-chain

nixxholas/askp-lite-chain

Original

ASKP's toolchain to compile for kernels Built primarily in C++.

original
C++
00Jun 2013

Orpheus

nixxholas/Orpheus

Fork

Open Source MapleStory Server Emulator Built primarily in Java.

fork
Java
AGPL-3.0
00Feb 2013

MoopleDEV

nixxholas/MoopleDEV

Fork

MapleStory java based server emulator Built primarily in JavaScript.

fork
JavaScript
00Oct 2012