This is your work, valued
dateutils. nifty command line date and time utilities; fast date calculations and conversion in the shell
★ 660yuck. Your Umbrella Command Kit, a bog-standard command line option parser for C with all the knickknackery and whatnots.
★ 62xls2txt. command line tool to convert excel xls files to csv
★ 38clob. Simple limit order book and matching engine.
★ 34sample. Produce a sample of lines from files.
★ 20echse. A cron daemon on RFC 5545 (ical) files.
★ 12cattle. corporate action tools, e.g. to forward/backward adjust timeseries on the command line
★ 12clitoris. command-line interface testing on regular input syntax
★ 11uterus. universal tick encoder library to efficiently transport huge amounts of tick data
★ 10finner. financial NER, like apache-opennlp but actually working
★ 8sxemacs. SXEmacs editor
★ 8unserding. framework for ad-hoc networks for financial applications
★ 7rotz. Rolf's Orphaned Tagging Zythepsary
★ 6truffle. a tool to roll over futures contracts
★ 6numchk. Like file(1) but for numbers
★ 6glod. Grokking lots of data
★ 6drbang. deep restricted boltzmann arrays on the command line
★ 5twsgluum. glue between IB's tws and unsermarkt
★ 4coins. Tick data snarfers and converters for various bitcoin exchanges.
★ 4gandalf. serve time series from rolled-out text data, part of the army of unserding services
★ 4books. Handling limit order books.
★ 4unsermarkt. gluing unserding beef traffic and the real world
★ 3unserlob. Simulated trading venue (marketplace) to research maker and taker algorithms.
★ 3tits. Tools for Irregular Time Series
★ 2libttl. no-frills turtle/trig/ntriples/nquads parser library
★ 2phashist. Perfect hash table generator, like gperf but slightly different.
★ 2sex. simulating executions
★ 2durst. tool to rebalance portfolios (of financial securities)
★ 2libmddl. Market Data Definition Language, C library based on libxml2
★ 2umpf. unsermarkt portfolio daemon, part of the army of unserding services
★ 2cordubla. core dumper bla bla bla
★ 2pimmel. stateless ad-hoc message propagation using multicast as transport and zmtp as wire protocol
★ 2dtcl. data.table on the command-line
★ 1ttt. tick-by-tick trading tools
★ 1thh. trading hours and holidays, or how to track rule-based recurring and one-off events efficiently
★ 1suxt. Some useful XML titbits
★ 1mutti. multi-temporal tracking of information
★ 1coinbase. websocket data scraper for coinbase
★ 1hroptatyr.github.io. my github page
★ 1rdfsnips. Some useful tools to process (turtle) RDF files
★ 1spread. financial spread modelling and predicting
★ 1strerror. strerror(3) as strerror(1)
★ 1libfixc. a simple fix<->fixml<->memory converter
★ 1libhandler. Libhandler implements algebraic effects and handlers in portable C99. Monads for free in C.
★ 229archimate_ontology. Archimate Ontology
★ 38ontology. Ruby
★ 143semantic-mapping-vocabulary. A vocabulary about the processes, entities, and agents involved in the curation of semantic mappings
★ 15linkml. Linked Open Data Modeling Language
★ 581secref-data. Security Reference Data project
★ 31purrdf. PurRDF — one RDF 1.2 engine, one behavior, every language: interned primitives, Turtle/TriG/N-Quads/RDF-XML/JSON-LD codecs, RDFC-1.0, SPARQL 1.1/1.2, SHACL Core, GTS graph transport, and Python/WebAssembly/C bindings.
★ 16ies-hqdm-crosswalk. First public crosswalk between the UK Information Exchange Standard (IES) and HQDM: two 4D upper ontologies. SSSOM + RDF correspondences, a curated divergences record, SHACL validation, and a worked SAPIENT-node safety case grounding autonomy in IES.
★ 1IntervalServer. Source code for reference.data.gov.uk interval server
★ 3record-harm-ontology. A formal OWL 2 DL ontology for modeling ontological attacks on informational records.
★ 2owlcompare. Modern semantic ontology diff. See what actually changed.
★ 6lkif-core. The LKIF Core Ontology of Basic Legal Concepts
★ 167ics. industry classification standards, in RDF
★ 1bttf. A command line tool for datetime arithmetic, parsing, formatting and more.
★ 749UFO-Modeling-Decision-Tree. The goal of this project is to provide a simple and easy to use decision tree to apply to the UFO Unified Foundational Ontology
★ 5eye. Euler Yet another proof Engine
★ 168eyeling. A Notation3 (N3) reasoner in JavaScript.
★ 18libpo32. C99 library for PO-32 acoustic transfers and drum synthesis.
★ 199skos-history. Ontology, processing practices and supporting code for change tracking of SKOS vocabularies
★ 41browsh. A fully-modern text-based browser, rendering to TTY and browsers
★ 19krmlmapper-java. The RMLMapper executes RML rules to generate high quality Linked Data from multiple originally (semi-)structured data sources
★ 202cli. CLI utility for working with Jelly data
★ 18turtlefmt. Auto formatter for the RDF turtle format
★ 9open-ontologies. AI-native ontology engine: a Rust MCP server with tools for building, validating, querying, and reasoning over RDF/OWL ontologies. In-memory Oxigraph triple store, native OWL2-DL tableaux reasoner, SHACL validation, SPARQL, versioning. Single binary, no JVM.
★ 222worldmonitor. Real-time global intelligence dashboard. AI-powered news aggregation, geopolitical monitoring, and infrastructure tracking in a unified situational awareness interface
★ 77kai-agent-skills. OPAL AI Agent Skills Collection (Skills.md Compliant)
★ 32CIDS. The Common Impact Data Standard (CIDS) is a way to represent impact data. It makes it easier for oganizations to exchange and aggregate impact data. The Common Impact Dats Standard is used by software developers and website developers to give help their customers be more efficient and effective with the impact data by reducing data entry time and create more powerful analytics.
★ 8growl. OWL RL Reasoner written in SLOP
★ 16datagovuk_reference. The source for reference.data.gov.uk
★ 3iris.c. Flux 2 image generation model pure C inference
★ 2kgufo. gUFO: A Lightweight Implementation of the Unified Foundational Ontology (UFO)
★ 42semantic-modeling-tools. An opinionated list of practical tools for Conceptual Modeling and Linked Data
★ 40PtrHash. PtrHash minimal perfect hash function
★ 100spec. The canonical spec for ulid
★ 11kmetabase. The easy-to-use open source Business Intelligence and Embedded Analytics tool that lets everyone work with data :bar_chart:
★ 48kozdates. Important Australian dates for data analysis
★ 20ngircd. Free, portable and lightweight Internet Relay Chat server
★ 572OpenTSLM. OpenTSLM: Time-Series Language Models for Reasoning over Multivariate Medical Text- and Time-Series Data
★ 1.2kQJL. QJL: 1-Bit Quantized JL transform for KV Cache Quantization with Zero Overhead
★ 100rdfglance. Fast small desktop and web application designed to provide a visual interactive representation of RDF (Resource Description Framework) data.
★ 47public-datasets.
★ 22CIKM-20. CauseNet: Towards a Causality Graph Extracted from the Web
★ 76hosts. 🔒 Consolidating and extending hosts files from several well-curated sources. Optionally pick extensions for porn, social media, and other categories.
★ 31kCSPARQL-engine. reasoning over RDF stream made easy
★ 40zpt. Zoom, Pan, Tilt vocab
★ 3tensegrity. Tensegrity Suite
★ 2semem. Semantic Web Memory for Intelligent Agents
★ 19Inst4CIM-KG. Instance of CIM Knowledge Graph
★ 16ssf_project. SPARQL Shape Fragment implementation
★ 7corese-core. A powerful Java library for RDF data manipulation, SPARQL querying, reasoning, and semantic web standard compliance.
★ 18corese-server. A server-side component providing an HTTP API for RDF data processing and SPARQL querying via the Corese engine.
★ 2corese. Software platform implementing and extending the standards of the Semantic Web.
★ 114tentris. A high-performance, disk-based RDF graph database enabling graph analytics that were deemed computationally infeasible.
★ 140tentris-research-project. Tentris is a tensor-based triplestore that natively supports worst-case optimal joins. This is the research version of Tentris. A commercial version is available at https://github.com/tentris/tentris.
★ 69C-Coroutines. Coroutines for C.
★ 77awesome-semantic-shapes. A curated list of RDF Shape resources
★ 76ontocast. Agentic Ontology Assisted Framework for Semantic Triple Extraction
★ 153jq-printf. jq module implementing printf function
★ 10rdf-delta. A system to propagate changes between RDF Datasets
★ 91JSON2XML. Streaming generic JSON to XML converter. Uses XSLT 3.0 XML representation.
★ 21nemo. A fast in-memory rule engine
★ 274jo. JSON output from a shell
★ 4.9kecewo. Asynchronous web framework for C
★ 248shacl-form. An HTML5 web component to edit, view and query RDF data that conform to SHACL
★ 86c_plus_prolog. C plus Prolog
★ 169cl-facts. Common Lisp in-memory graph database.
★ 22rink-rs. Unit conversion tool and library written in rust. Repo moving to Codeberg: https://codeberg.org/tiffany/rink
★ 585numbat. A statically typed programming language for scientific computations with first class support for physical dimensions and units
★ 2.6kopencyc.
★ 300terminusdb. TerminusDB is a distributed, collaborative database designed for building, sharing, versioning, and reasoning on structured data.
★ 3.4kshaclsql-supplementary. Python
★ 2vocabdotorg. HTML
★ 7openholidaysapi.data. Raw data for the OpenHolidays API project
★ 65DeepSeek-R1.
★ 92kdata-shapes. Data Shapes WG repo
★ 155Sports-Ontology. A vocabulary in the semantic web for describing sports competitions and the results.
★ 10libaec. libaec - Adaptive Entropy Coding library
★ 32dateutils. nifty command line date and time utilities; fast date calculations and conversion in the shell
★ 660SHACLViewer. Web application for interactive visualizations of SHACL shape schemas
★ 11CommonCoreOntologies. The Common Core Ontology Repository holds the current released version of the Common Core Ontology suite.
★ 354al-dente. An extremely fast directory listing, 3 times faster than find and fd
★ 18qEndpoint. A highly scalable RDF triple store with full-text and GeoSPARQL support
★ 109Strata. Open source analytics and market risk library from OpenGamma
★ 951dtdiff. Golang package and command line tool to return or output the difference between date, time or duration
★ 32qlever. Graph database implementing the RDF and SPARQL standards. Very fast and scales to more than a trillion triples on a single commodity machine
★ 872pirateweather. Code and documentation for the Pirate Weather API
★ 897schemaorg. Schema.org - schemas and supporting software
★ 6.2kDatasets. Open Data Collection - Contribute to the open data movement by sharing and improving datasets.
★ 4neco. Concurrency library for C (coroutines)
★ 1.4kExchangeTime. A small Windows desktop application which displays a timeline indicating periods when financial exchanges are open.
★ 19crunchbase-fibo. Exploring FIBO Complexity With Crunchbase: Representing Crunchbase IPOs in FIBO
★ 2adam. ADAM is an actively developed CSPRNG inspired by ISAAC64
★ 21jarql. SPARQL for JSON: Turn JSON into RDF using SPARQL syntax
★ 23prql. PRQL is a modern language for transforming data — a simple, powerful, pipelined SQL replacement
★ 11kSFI. Semantic File Inspector ‒ RDF-based metadata extraction and semantic search
★ 19chol. my C Header-Only Libraries
★ 18edgar. A crawler to get company filing data from XBRL filings
★ 22dbn. Databento Binary Encoding (DBN) - Fast message encoding and storage format for market data
★ 166free-news-datasets. Weekly free datasets from global news sites
★ 51cursusdb. CursusDB is an open-source distributed in-memory yet persisted document oriented database system with real time capabilities.
★ 470cool-rdf. Command line tool and Java API for ontology engineering
★ 29turtle-formatter. Java library for pretty printing RDF/Turtle documents
★ 22fluxsort. A fast branchless stable quicksort / mergesort hybrid that is highly adaptive.
★ 743eaf. Supplementary material to "Euclidean Affine Functions and their Application to Calendar Algorithms"
★ 57mod_ical. iCalendar/jCal/xCal filter for Apache httpd
★ 3awesome-queryable-linked-open-data. Curated list of queryable linked open data endpoints
★ 5awesome-public-real-time-datasets. A list of publicly available datasets with real-time data maintained by the team at bytewax.io
★ 2.8kegglog. egraphs + datalog!
★ 803websockets. A C websockets library (client and server)
★ 58crossdb. Ultra High-performance Lightweight Embedded and Server OLTP RDBMS✨
★ 263CEO-Ontology. This repository contains the CEO ontology, the evaluation corpus and the CEO vocabulary.
★ 9ESO-Ontology. This repository contains the Event and implied Situation Ontology (ESO.owl), the documentation, all additional manual mappings to various (lexical) resources and the manually annotated evaluation corpus
★ 9eso-and-ceo. Events and Situations Ontology
★ 15domains. World’s single largest Internet domains dataset
★ 1.2kchrontext. Rust
★ 14oxigraph. SPARQL graph database
★ 1.8kSparnatural. Sparnatural : visual knowledge graph explorer with SPARQL, in the browser, configurable with SHACL
★ 303shape-to-query. Generate SPARQL queries from SHACL Shapes
★ 11SHACL2SPARQL. Implementation of shape fragments which translates SHACL shapes into SPARQL queries that return the shapes' fragments
★ 9shacl. SHACL API in Java based on Apache Jena
★ 244RDF-syntax-check. GitHub action that validates the syntax of selected RDF files in the repository
★ 12STC. A modern, user friendly, generic, type-safe and fast C99 container library: String, Vector, Sorted and Unordered Map and Set, Deque, Forward List, Smart Pointers, Bitset and Random numbers.
★ 1.9kawesome-selfhosted. A list of Free Software network services and web applications which can be hosted on your own servers
★ 309kCore-Location-Vocabulary. A vocabulary that describes the basic elements of location information, such as geometries and addresses.
★ 18scryer-prolog. A modern Prolog implementation written mostly in Rust.
★ 2.4klei-rdf. RDF LEI Project
★ 10cozo. A transactional, relational-graph-vector database that uses Datalog for query. The hippocampus for AI!
★ 4.1kLinkedDataHub. The low-code Knowledge Graph application platform. Apache license.
★ 626souffle. Soufflé is a variant of Datalog for tool designers crafting analyses in Horn clauses. Soufflé synthesizes a native parallel C++ program from a logic specification.
★ 1.1kun-locode. United Nations Codes for Trade and Transport Locations (UN/LOCODE) and Country Codes
★ 186unece-units-of-measure. Standardised codes from Recommendation 20, mantained by UNECE.
★ 15dataset-edmcouncil. All RDF datasets from the Enterprise Data Management Council (EDMC or EDM Council)
★ 2dataset-omg. RDF datasets from Object Management Group (OMG)
★ 2yap. C
★ 66igraph. Library for the analysis of networks
★ 2kFacility-Code. Global Container Facility Code API from BIC and SMDG to identify container handling facilities and terminals used in the transport and logistics industry
★ 27cosmopolitan. build-once run-anywhere c library
★ 21kshaclc-mode. Emacs Lisp
★ 6w3id.org. Website source code for w3id.org.
★ 355rdf-vocab. Common RDF Vocabularies
★ 1value. A vocabulary for representing compound values, i.e., complex values that are composed out of one or more atomic values. Such values are not supported by the current Linked Data standards.
★ 2spec-jsonld. Exposing the UN/CEFACT vocabulary as web semantics
★ 13snowman. A static site generator for SPARQL backends.
★ 138trading_calendars. Calendars for various securities exchanges.
★ 659awesome-low-latency. Patterns and resources of low latency programming.
★ 1.3kexchange_calendars. Calendars for various securities exchanges.
★ 660PublicHolidays. An offline database with APIs to check if a given date is on a public holiday for a given region.
★ 10date-holidays. worldwide holidays
★ 1.1ksc-im. sc-im - Spreadsheet Calculator Improvised -- An ncurses spreadsheet program for terminal
★ 5.7kFAIR-nanopubs. Shell
★ 52borg. Deduplicating archiver with compression and authenticated encryption.
★ 14kopeninghoursontology. the opening hours ontology
★ 7FinanceDatabase. This is a database of 300.000+ symbols containing Equities, ETFs, Funds, Indices, Currencies, Cryptocurrencies and Money Markets.
★ 8.3kawesome-quant. 中国的Quant相关资源索引
★ 5.5kiptv. Collection of publicly available IPTV channels from all over the world
★ 135ksweet. Official repository for Semantic Web for Earth and Environmental Terminology (SWEET) Ontologies
★ 142SWRL2SHACL. Convert SWRL rules to SHACL-SPARQL rules
★ 10serd. A lightweight C library for RDF syntax
★ 98qoi. The “Quite OK Image Format” for fast, lossless image compression
★ 7.5krdfpro. RDFpro
★ 13tarql. SPARQL for Tables: Turn CSV into RDF using SPARQL syntax
★ 207ttl2html. Static site generator for Linked Data
★ 12sparql.anything. SPARQL Anything is a system for Semantic Web re-engineering that allows users to ... query anything with SPARQL.
★ 302virtuoso-opensource. Virtuoso is a high-performance and scalable Multi-Model RDBMS, Data Integration Middleware, Linked Data Deployment, and HTTP Application Server Platform
★ 970zeldabotwstreetview. Google maps' street view but for Zelda Breath of The Wild
★ 225RSP-QL. A home of RSP-QL syntax and semantics discussion
★ 19cxml. C XML Minimalistic Library (CXML) - An XML library for C with a focus on simplicity and ease of use.
★ 51datetimeutils. R utilities for working with dates and times
★ 6Trav-SHACL. A SHACL validator capable of planning the traversal and execution of the validation of a shape schema to detect violations early.
★ 28chadstr. Chad Strings - The Chad way to handle strings in C.
★ 826sparql-dev. SPARQL dev Community Group
★ 126monolish. monolish: MONOlithic LInear equation Solvers for Highly-parallel architecture
★ 201mlib. M*LIB is a library of generic and type safe containers / data structures in pure C language (C99 / C11) for a wide collection of container (comparable to the C++ STL).
★ 1.1kcoz. Coz: Causal Profiling
★ 4.5kRuse. A command line tool to measure process resource usage.
★ 24rdf-star. RDF-star specification
★ 128ctl. The C Template Library
★ 1.4kexchange-core. Ultra-fast matching engine written in Java based on LMAX Disruptor, Eclipse Collections, Real Logic Agrona, OpenHFT, LZ4 Java, and Adaptive Radix Trees.
★ 2.6kpav. PAV - Provenance Authoring and Versioning ontology
★ 26infer. A static analyzer for Java, C, C++, and Objective-C
★ 16kshacl-sparql. Java
★ 13Ontospy. Python library and command-line interface for inspecting and visualizing RDF models aka ontologies.
★ 250architecture-decision-record. Architecture decision record (ADR) examples for software planning, IT leadership, and template documentation
★ 17kstw-mappings. Mappings for STW Thesaurus for Economics
★ 4GOM. Group for Ontology Management
★ 33gist. Semantic Arts gist upper enterprise ontology
★ 234awesome-semantic-web. A curated list of various semantic web and linked data resources.
★ 1.7kamalgame. Amalgame: a SKOS vocabulary alignment tool
★ 12great_expectations. Always know what to expect from your data.
★ 12kvivace-graph. VivaceGraph. Open source Common Lisp graph database & Prolog implementation. Supersedes http://github.com/kraison/vivace-graph-v2.
★ 198rrule. JavaScript library for working with recurrence rules for calendar dates as defined in the iCalendar RFC and more.
★ 3.7kshaclex. SHACL/ShEx implementation
★ 92magic-ring-buffer. Magic ring buffer
★ 22HdrHistogram_c. C port of the HdrHistogram
★ 282Defer. A Defer statement for C
★ 258datetimelib. A library for embedded systems with utils and operations over date and time structures
★ 2zufs-zus. zero-copy user-mode server. User-mode server which delegates zufs commands to specific file-system implementation.
★ 50zufs-zuf. zero-copy file-system feeder. A Linux module which dispatch kernel’s VFS commands to user-space server.
★ 62seriation. Infrastructure for Ordering using Seriation - R Package
★ 86mimalloc. mimalloc is a compact general purpose allocator with excellent performance.
★ 13k