Build your own AI office with Univer Office SDK. Bring editing, calculation, collaboration, and file processing into your product for people and AI agents. Built on an extensible open-source core.
- excel
- spreadsheet
- xlsx
- doc
Repository Index
81,588 visible repositories in the index
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KAG is a logical form-guided reasoning and retrieval framework based on OpenSPG engine and LLMs. It is used to build logical reasoning and factual Q&A solutions for professional domain knowledge bases. It can effectively overcome the shortcomings of the traditional RAG vector similarity calculation model.
- knowledge-graph
- large-language-model
- logical-reasoning
- multi-hop-question-answering
Sloc, Cloc and Code: scc is a very fast accurate code counter with complexity calculations and COCOMO estimates written in pure Go
- sloccount
- cloc
- complexity
- tokei
A free, open-source developer workspace. Snippets, notes, HTTP requests, calculations, and dev tools in one local-first app.
Python library for converting Python calculations into rendered latex.
📝 File hashing and checking shell extension
- hash
- hashtab
- checksum
- checksum-calculation
📐 Compute distance between sequences. 30+ algorithms, pure python implementation, common interface, optional external libs usage.
- distance
- algorithm
- python
- textdistance
HyperFormula is an open-source headless spreadsheet for business web apps. It comes with over 400 formulas, CRUD operations, undo-redo, clipboard support, and sorting.
- calculation-engine
- formula
- typescript
- evaluator
BLAS-like Library Instantiation Software Framework
- blis
- blas
- blas-libraries
- linear-algebra
Lecture Notes for Linear Algebra Featuring Python. This series of lecture notes will walk you through all the must-know concepts that set the foundation of data science or advanced quantitative skillsets. Suitable for statistician/econometrician, quantitative analysts, data scientists and etc. to quickly refresh the linear algebra with the assistance of Python computation and visualization.
- mathematics
- linear-algebra
- python
- jupyter
DeepDiff: Deep Difference and search of any Python object/data. DeepHash: Hash of any object based on its contents. Delta: Use deltas to reconstruct objects by adding deltas together.
- python
- tree
- deep-search
- repetition
Fully functional Pokerbot that works on PartyPoker, PokerStars and GGPoker, scraping tables with Open-CV (adaptable via gui) or neural network and making decisions based on a genetic algorithm and montecarlo simulation for poker equity calculation. Binaries can be downloaded with this link:
- poker
- pokerstars
- artificial-intelligence
Robust and type-safe date and time calculations for Swift
- swift
- swift-library
- date
- datetime
CasADi is a symbolic framework for numeric optimization implementing automatic differentiation in forward and reverse modes on sparse matrix-valued computational graphs. It supports self-contained C-code generation and interfaces state-of-the-art codes such as SUNDIALS, IPOPT etc. It can be used from C++, Python, Matlab/Octave, Julia or Javascript
- optimization
- nonlinear
- derivatives
- code-generation
:zap: Based on yolo's ultra-lightweight universal target detection algorithm, the calculation amount is only 250mflops, the ncnn model size is only 666kb, the Raspberry Pi 3b can run up to 15fps+, and the mobile terminal can run up to 178fps+
Open World Holidays Framework
- python
- holiday
- calendar
- holiday-api
A lightweight, high-performance file size utility that converts bytes to human-readable strings. Zero dependencies. 100% test coverage.
- filesize
- file
- filesystem
- size
Complex period comparisons
- date
- time
- period
- calculations
Official Geokit Gem. Geokit gem provides geocoding and distance/heading calculations. Pair with the geokit-rails plugin for full-fledged location-based app functionality.
Simple Yet Powerful Geo Library for PHP
- php
- vincenty
- polyline
- area-calculator
Fast and powerful .NET spreadsheet component, support data format, freeze, outline, formula calculation, chart, script execution and etc. Compatible with Excel 2007 (.xlsx) format and working on .NET 3.5 (or client profile), WPF and Android platform.
- dotnet
- spreadsheet
- wpf
- formula
similarity: Text similarity calculation Toolkit for Java. 文本相似度计算工具包，java编写，可用于文本相似度计算、情感分析等任务，开箱即用。
- nlp
- similarity
- sentiment
- semantic
Owl - OCaml Scientific Computing @ https://ocaml.xyz
- matrix
- linear-algebra
- ndarray
- statistical-functions
Handle all the hard stuff related to EU MOSS tax/vat regulations, the way it should be.
- vat
- vat-calculation
- taxes
- laravel