https://github.com/amolkumargupta/flock

This is a Boid simulation in java from scratch.

boids-simulation java sim simulation

Last synced: 14 Feb 2026

https://github.com/liatemplates/mec2

Port of the mec2 2D physics simulation engine to LiaScript

liascript liascript-template mec2 oer physics simulation

Last synced: 21 Feb 2026

https://github.com/crhowell3/libsersi

C++ implementation of the IEEE 1278.1-2012 Distributed Interactive Simulation (DIS) application protocol

cpp ieee simulation

Last synced: 05 Feb 2026

https://github.com/nikhilcodes/debitcard-simulator

A VueJS implementation to simulate creation of a Fake Debit Card.

simulation vuejs vuejs2 webapp

Last synced: 30 Apr 2026

https://github.com/ekaeva/camforge

凸轮机构运动学模拟器 | Cam Mechanism Kinematics Simulator - A modern desktop application for cam mechanism design and analysis built with Tauri v2 + SolidJS

cam-mechanism cross-platform kinematics mechanical-engineering mechanism-design motion-analysis rust simulation solidjs tauri typescript

Last synced: 04 May 2026

https://github.com/unchase/useremulator

:computer: The program for creating automatically run scripts and simulating the user's work.

automation scripts simulation

Last synced: 05 Jul 2025

https://github.com/ahmedraja1/water-level-indicator-simulation

Simulation of Water Level Indicator in Pspice and Proteus

circuit-simulator circuits proteus-v8 simulation

Last synced: 19 Mar 2026

https://github.com/rubikon02/metro-simulator

csharp simulation unity

Last synced: 30 Apr 2026

https://github.com/stdlib-js/simulate-iter-cosine-wave

Create an iterator which generates a cosine wave.

cos cosine iterate iteration iterator javascript node node-js nodejs periodic processing signal simulate simulation sin sine sinusoid stdlib wave waveform

Last synced: 19 Oct 2025

https://github.com/emtee40/openssn

OpenSSN is a submarine simulation. The player directs their submarine around an open ocean where ships of various nationalities are traveling. At the moment OpenSSN is exploratory and there isn't any combat, but will include combat in the future.

foss marine naval naval-battle-game navy open-source simulation simulation-game strategy strategy-game submarine submarine-game submarine-simulator warfare

Last synced: 31 Mar 2025

https://github.com/BAMresearch/aRTist-PythonLib

Python library to control aRTist remotely and automatically

image-processing monte-carlo simulation x-ray

Last synced: 16 Jan 2026

https://github.com/tophercantrell/sim-katamino

Code to solve katamino challenges

katamino python simulation

Last synced: 30 Jan 2026

https://github.com/abaeyens/hexapod

Hexapod robot project: KDL for IK, custom leg planning algorithm, Gazebo simulation, integration tests with simulation

gazebo kdl kinematics launch-testing robotics ros2 simulation testing walking-robot

Last synced: 30 Jan 2026

https://github.com/harmim/vut-ims-project

Modelování a simulace - Projekt - Rozvoz jídla firmou Freshbox

cpp ims modeling simlib simulation vut vut-fit

Last synced: 31 Mar 2025

https://github.com/dexmoh/star-system-sim

A procedural 2D star system generator made in Godot 4

2d game game-development godot godot-engine procedural-generation simulation space

Last synced: 27 May 2026

https://github.com/foufou-exe/axelrod-rs

A high-performance evolutionary game theory simulator written in Rust. This project explores the Iterated Prisoner's Dilemma by pitting various automated strategies against each other to observe the emergence of cooperation, trust, and betrayal in a competitive environment.

evolutionary-algorithms game-theory mathematics multi-agent-systems prisoners-dilemma rust rust-lang simulation social-sciences tit-for-tat

Last synced: 03 Apr 2026

https://github.com/aezarebski/epi-sim

A library for simulating epidemics, with a focus on phylodynamics and observation models.

birth-death-sampling simulation

Last synced: 21 Oct 2025

https://github.com/muhos/quasarq

Parallel Quantum Simulation and Automated Reasoning on GPUs

clifford-circuits equivalence-checker gpu-computing measurements parallel-computing quantum simulation stabilizer-circuits

Last synced: 30 Apr 2026

https://github.com/kaustubholpadkar/neural-networks-visualization

Simulation of Binary Classifier with Neural Networks using P5.JS and Synaptic.js

artificial-intelligence artificial-neural-networks deep-learning javascript machine-learning neural-networks p5js simulation synaptics visualization

Last synced: 05 Jul 2025

https://github.com/chemoelectric/eprb_signal_correlations

Derivation, entirely by probability theory, of the correlation coefficient for a two-channel Bell test, with simulation in Ada and other languages. The Nobel Committee for Physics has banned this program. (Mirrored at https://eprb-signal-correlations.sf.net)

ada common-lisp fortran particle-physics physics probability probability-theory python python3 quantum quantum-computing quantum-mechanics signal-analysis signal-processing simulation

Last synced: 22 Feb 2026

https://github.com/cuixing158/3d-hd-map-sim

Simulink/RoadRunner 3D-HD map building simulation and deep learning semantic image generation

3d-mapping automated-driving automated-driving-simulation automated-driving-systems data-generation deeplearning ground-truth ground-truth-segmentation groundtruth-dataset hdmap roadrunner sematic-segmentation simulation simulink

Last synced: 08 Jun 2026

https://github.com/dylanhurtado/gnomos-simulation-ia

Simulador de gnomos cocineros (Python/Vue.js)

api contributions-welcome cooking-simulation django fantasy funny funny-game gnome ia machine-learning open-source python python3 rest simulation vuejs

Last synced: 06 Jan 2026

https://github.com/hosseinhayatizak/micro-professor-mpf-8051

Micro Professor (MPF) 8051

8051 8051-assembly 8051-calculator 8051-microcontroller 8051-projects assembly assembly-language proteus simulation vsm

Last synced: 02 Jan 2026

https://github.com/lazauk/slm-phi-3-robotics

Robotics navigation solution (on example of Pioneer 3-DX mobile robot in CoppeliaSim) powered by Phi-3 small language model and AMD AI PC.

ai amd coppeliasim phi-3 robotics simulation slm

Last synced: 13 Feb 2026

https://github.com/mathieucaroff/keyboardtranslator

Online tool to translate keystrokes to a different keyboard layout

keyboard keyboard-layout online simulation

Last synced: 13 Jun 2025

https://github.com/stdlib-js/simulate-iter-triangle-wave

Create an iterator which generates a triangle wave.

iter iterate iteration iterator javascript node node-js nodejs periodic processing signal simulate simulation stdlib triangle wave waveform

Last synced: 21 Feb 2026

https://github.com/daira/zcash-migration

Simulates the proposed strategy for migrating Zcash Sprout funds to Sapling

simulation zcash

Last synced: 05 Jul 2025

https://github.com/aaron3312/proyectodronunity

🚁Security multi-agent system simulating prison surveillance with autonomous drones, cameras & guards. Features real-time monitoring, threat detection & automated response capabilities.

alerts cameras detection drones flask modeling monitoring multiagent patrolling python security simulation surveillance tc2008b unity yolov5 yolov8

Last synced: 13 Feb 2026

https://github.com/film2549/data-analysis-of-a-simulated-marketing-business-case-using-python-sql-and-power-bi

Data Analysis of a Simulated Marketing Business Case Using Python, SQL and Power BI

chulalongkorn computer-engineering computer-science data-analysis data-visualization database marketing nltk-library pandas powerbi pyodbc python simulation sql sqlserver

Last synced: 01 May 2026

https://github.com/pradipece/minseg-robot-simulation

machine-learning matlab mechatronics robotics simulation simulink

Last synced: 01 May 2026

https://github.com/sebastiandg7/dcs-matlab-simulation

This is a MATLAB DCS (Digital Comunication System) Simulation.

awgn digital-comunication digital-modulation matlab qam-modulation simulation

Last synced: 03 Nov 2025

https://github.com/ali-raheem/planetaria

Newtonian N-body simulator in Javascript/HTML5

orbital-mechanics orbital-simulation particles simulation

Last synced: 30 Mar 2025

https://github.com/inphyt/quantitative_single_neuron_modeling_competition_2009

Data for the Quantitative Single-Neuron Modeling Competition (2009).

bayesian-inference bayesian-methods bayesian-optimization bayesian-statistics challenge competition computational-neuroscience data electrophysiological-data electrophysiology-data model-calibration modeling neuronal-models neuroscience neuroscience-competition parameter-estimation simulation simulation-modeling single-neuron-model uncertainty-quantification

Last synced: 25 Feb 2026

https://github.com/sohooo/droneops-sim

Story-driven drone swarms that react to enemy maneuvers, chart evolving missions, and stream every dramatic turn to GreptimeDB or your console.

drones simulation telemetry

Last synced: 08 May 2026

https://github.com/hayatiyrtgl/shooting_simulator_python

Overall, this project provides a flexible framework for implementing computer vision applications with a focus on object detection, tracking, and point scoring. Its versatility and modularity make it suitable for a wide range of use cases across different industries and domains.

image-processing opencv python-script simulation target-tracking

Last synced: 02 May 2026

https://github.com/natepiano/simulation

simulation of an ios game - used to teach myself scala

scala simulation

Last synced: 09 Jun 2026

https://github.com/caeassistant-group/fatigue-induced-debonding-of-a-double-cantilever-beam-in-abaqus

This example investigates the debonding of a double cantilever beam, utilizing the fatigue crack growth criterion to evaluate fatigue life under sub-critical cyclic loading.

abaqufatigue abaqus abaqus-input-file cantilever-beam fatigue fatigue-abaqus fatigue-analysis numerical-methods simulation

Last synced: 22 Feb 2026

https://github.com/scottshuynh/hdlworkflow

Seamless FPGA workflows.

cli fpga hdl simulation synthesis vhdl workflow

Last synced: 31 Jan 2026

https://github.com/sh1kxrv/usergroups

Simple simulation of a merchandise business

dotnet simulation

Last synced: 22 Oct 2025

https://github.com/amphiluke/nanothrower

Model hydrogen adsorption on the surface of nanostructures based on the “Random rain” algorithm

adsorption graphene hydrogen nanostructures nanotube simulation

Last synced: 12 Feb 2026

https://github.com/nkehrein/lemna

An implementation of the toxicokinetic-toxicodynamic model of the Lemna aquatic plant

r r-package simulation

Last synced: 22 Oct 2025

https://github.com/cdemers/go-randomwalker

Package randomwalker provides a parametric random walk generator.

finance financial-analysis gaussian golang golang-library math random-walk randomwalk simulation walker

Last synced: 30 Jan 2026

https://github.com/pyroll-project/publication-weiner-variation

Papers and presentations for weiner_variation Conference.

groove-rolling materials metal-forming pyroll python rolling simulation

Last synced: 23 Jan 2026

https://github.com/ricardoboss/logisim

Logisim is an educational tool for designing and simulating digital logic circuits by Carl Burch

circuit design digital logic logisim simulation

Last synced: 22 Oct 2025

https://github.com/a-herzog/minisimulator

The G/G/c/K+G simulator is a web service for simulating queueing models with general inter-arrival and service times, with options for batch arrival, batch service, impatience, retry and forwarding.

discrete-event-simulation javascript queueing queueing-theory simulation webapp

Last synced: 28 Feb 2026

https://github.com/megospc/alife

🦠 Artificial life: simulation of evolution. 🌿 Искусственная жизнь: симуляция эволюции. 🍀

artifical-life evolution github-pages javascript simulation

Last synced: 10 Jun 2026

https://github.com/brainphreak/hacking-terminal-simulator

A fully functional, self-contained Linux terminal emulator that can be embedded in any website. Includes over 50 commands, ssh simulation, easter eggs, wifi hacking, password cracking, user management, output piping, output redirect, tab completion, packet capture, dns cache, and other fun stuff.

emulator game games hacker hacking linux simulation terminal

Last synced: 02 May 2026

https://github.com/tanguysoto/mtworld

Ecosystem simulation with 3D visualization

3d artificial-life boids java procedural-generation simulation

Last synced: 01 Apr 2025

https://github.com/pyroll-project/pyroll-cli

PyRoll rolling simulation framework - command line interface (CLI).

groove-rolling materials metal-forming pyroll python rolling simulation

Last synced: 27 Jan 2026

https://github.com/wfvining/sx

Simulation engine for elixir

elixir simulation simulation-engine simulation-framework

Last synced: 30 Jan 2026

https://github.com/arcj137442/matriangle

A highly customizable, scalable, self-developed AI simulation environment | 一个高度可定制、可扩展的模拟AI环境

library simulation typescript

Last synced: 10 Jun 2026

https://github.com/gtmmiller/saga-frontier-combo-simulator

A webapp that simulates skill combos from SaGa Frontier and SaGa Frontier Remastered

gaming simulation vuejs

Last synced: 02 May 2026

https://github.com/kons-5/ist-msim-lab1

Lab 1 - Cancer growth model (logistic equation), pharmacokinetics (Hill's equation) and pharmacodynamics (compartment model)

latex matlab simulation

Last synced: 02 May 2026

https://github.com/timothyhollabaugh/wasp_sim

A hardware simulator for the wasp printer firmware

3d-printing 3dprinting rust simulation simulator wasp

Last synced: 10 Jun 2026

https://github.com/mrbandler/firmament

Flight software, from the ground up.

educational embedded mcu simulation wasm

Last synced: 02 Jun 2026

https://github.com/aunyks/tread

A JavaScript library for modeling and realtime simulation of automotive tires.

browser modeling simulation tire-dynamics vehicle-dynamics web

Last synced: 02 May 2026

https://github.com/thomasafink/orbital-mechanics

A comprehensive 3D visualization of our solar system including planets, moons, asteroid belts, and the Oort cloud implemented in Python using Matplotlib.

asteroid-belt asteroids astro astrophysics nasa orbital-dynamics orbital-mechanics orbits physics python simulation solar solar-system space system

Last synced: 02 May 2026

https://github.com/joecey/uv_cleaning_robot

Github respository for WeBots simulation of a UV Cleaning robot for completion of the "Introduction to Robotics" module at Trinity College Dublin

robot robotics simulation

Last synced: 05 May 2026

https://github.com/marcobuttiglione/tetra

TETRA is a pipeline that enables seamless tetrahedral mesh export from Blender and import into Unity. Built on top of the tetrahedralization plugin developed by Matthias Müller (Ten Minute Physics), it extends the original work with a custom file format, a Blender exporter, and a Unity importer for volumetric mesh assets.

blender matthias-muller simulation ten-minute-physics tetrahedral-mesh unity xpbd

Last synced: 16 Apr 2026

https://github.com/tawfik-s/football_cup_simulation_using_aop

jade project for footbool cup

academic-project aop jade java-fx simulation

Last synced: 23 Jan 2026

https://github.com/ntdls/aivolution

Graphical simulator written in C# for AI testing purposes.

ai c-sharp gdi genetics graphical-interface machine-learning mutation neural-network simulation

Last synced: 07 Feb 2026

https://github.com/elkins/synth-saxs

A lightweight Python library for simulating Small-Angle X-ray Scattering (SAXS) profiles from protein coordinates.

biophysics protein saxs simulation structural-biology

Last synced: 01 Jun 2026

https://github.com/xyzpw/drug-simulator

Simulate the absorption and elimination of drugs in real time using pharmacokinetic formulas.

drugs educational pharmacodynamics pharmacokinetics pharmacology simulation simulations simulator

Last synced: 11 Feb 2026

https://github.com/elkins/synth-afm

Differentiable High-Speed AFM (HS-AFM) simulation for protein structures. JAX-powered toolkit for generating synthetic movies with realistic tip-dilation and scanning lag.

afm-analysis biophysics computational-biology differentiable-physics high-speed-afm hs-afm jax protein-dynamics simulation structural-biology

Last synced: 01 Jun 2026

https://github.com/johnl28/volkano-gl

A 3D Volcano simulation with OpenGL & C++

3d-graphics cpp glsl glsl-shaders graphics-programming graphics-rendering opengl3 particle-system simulation

Last synced: 30 May 2026

https://github.com/mat-sz/genesim

🧬 Simulation of gene spread through a population (assuming diploid organisms and sexual reproduction). (React.js/TypeScript)

dna genetics javascript react reactjs simulation typescript

Last synced: 09 May 2026

https://github.com/sufyanaslam44/virtua-chem-sim

A unity based virtual chemistry lab app having simulation of two chemistry experiments acid-base titration and litmus paper test. Audio and text instructions. Quiz section have 20 MCQ for each experiment. Developed by Sufyan Aslam, Fun Man Fung, Chun Yen Chang & Han Jia Yi

acidbase chemistry-lab firstpersonmovement litmus-test mobile-app quiz-game simulation unity virtuachemsim virtual-chemistry-lab

Last synced: 18 May 2026

https://github.com/leosery/conway-s-game-of-life-3d--unity6-2024

3D version of Conway's Game of Life in Unity 6. Features interactive cubic grid, real-time cell manipulation, and optimizations for large-scale simulations.

3d cellular-automaton game-development game-of-life procedural-generation simulation unity unity6

Last synced: 19 May 2026

https://github.com/lemonyte/game-of-life

Conway's Game of Life, now in a Terminal near you!

ascii cellular-automata conway-game conways-game-of-life game-of-life pyco python simulation terminal

Last synced: 22 Feb 2026

https://github.com/aemarkov/gravsim2

Расчет гравитационной задачи N-тел при помощи OpenMP и MPI - семестровая работа к курсу "Параллельное программирование"

mpi n-body openmp simulation study-project

Last synced: 30 Mar 2025

https://github.com/aaronjs99/orbex-a

[IEEE AeroConf '25] ORBEX-A: Orbital Rendezvous and Capture Experiment with Adaptive Tube MPC

adaptive-control autonomous-docking glideslope-guidance model-predictive-control orbital-mechanics python satellite-capture simulation space-robotics spacecraft-navigation trajectory-optimization

Last synced: 03 May 2026

https://github.com/erencanpelin/3d-procedural-terrain-editor-

Made in 2020, this project was part of my highschool software design & development major project

high-distinctions highschool-project major-project simulation terrain-generation

Last synced: 07 Apr 2025

https://github.com/aaronmcleancs/tslim-data-simulator

t:slim X2 Insulin Pump Simulator in Qt C++

cpp qt simulation software-engineering

Last synced: 03 May 2026

https://github.com/xaoex/reality-simulation-code

SimSim Contributions + Reality code + xaoex conglomerates online repo linktr.ee/xaoex+ linktr.ee/vaoev linktr.ee/oktays

artificial-intelligence code coding computer-science machine-learning reality simsim simulation

Last synced: 13 Jun 2026

https://github.com/toogad/brownbook

Documentation for the PooPyLab Project

modeling poopylab-project simulation wastewater-treatment

Last synced: 21 Jan 2026

https://github.com/workflowfm/proter

A discrete event simulator for asynchronous prioritized processes

business-process-management discrete-event-simulation resource-management simulation simulation-framework

Last synced: 14 Jan 2026

https://github.com/muonray/quantumsynctest

Video Here: https://www.youtube.com/watch?v=yeqVSh1_8Hk Here are the C Codes that implement an experimental Firefly synchronization metaheuristic on ATMEL chips (ATtiny85 and ATmega) for use in demonstrating, on hardware, the quantum-like, neuromorphic behavior that emerges in systems of optically coupled oscillators. The PCB board used for the ATtiny85 chiptest is available for download here: https://oshpark.com/shared_projects/d4Sdp6CL

atmega32 attiny85 chaos emergence firefly-algorithm hardware metaheuristics muonray neuromorphic pcb physics quantum-computing simulation synchronization testing

Last synced: 07 Oct 2025

https://github.com/aaronjsutton/deck

Mock library for simulating decks of cards :spades:

c c-library cards deckofcards fisher-yates-shuffle playing-cards random-generation simulation

Last synced: 25 Oct 2025

https://github.com/lordzeusisback/periodic-table

An interactive educational tool that lets you combine elements through a drag-and-drop interface to visualize chemical compounds in real time. Built in Python, it’s designed to make learning chemistry fun and engaging.

chemistry drag-and-drop educational interactive learning periodic-table python3 simulation

Last synced: 11 Feb 2026

https://github.com/bettercallshao/sand

Try simulations easily.

linear-system react simulation

Last synced: 03 May 2026

https://github.com/efremropelato/durability

ISO 15686 factor methodology simulator

durability iso-15686 react simulation spring-boot

Last synced: 06 May 2026

https://github.com/rte-antares-rpackage/antareshdf5

rhdf5 simulation study

Last synced: 06 Jan 2026

https://github.com/agbarnett/taxinspect

Simulating the impact of random audits on the research world

meta-research simulation

Last synced: 25 Oct 2025

https://github.com/junobonnie/dstpp

simple darkmatter simulation based on python

2d-simulation darkmatter physics physics-simulation simulation

Last synced: 31 Jan 2026

https://github.com/ashtonchase/idc2d

fork of 2D current density calculator

current pcb simulation

Last synced: 11 Mar 2026

https://github.com/kaushik0911/epidemic-simulator

This application is a simple program that simulates disease spread across the community

covid-19 python simulation

Last synced: 16 Jun 2026

https://github.com/607011/1dollar

Simulation of a counterintuitive distribution problem

animation go golang matplotlib numpy plot python3 simulation statistics

Last synced: 09 May 2026

https://github.com/johannes-kaindl/physarum

Generative slime-mold art in WebGPU. 19 presets, audio-reactive routing across 10 targets, kaleidoscope, paint/glow blend modes, long-exposure trails. PWA + standalone macOS app.

creative-coding generative-art simulation slime-mold typescript webgpu

Last synced: 16 Jun 2026

https://github.com/mario-so/pandemicrs

Pandemic simulation in rust and raylib

raylib-rs rust simulation

Last synced: 31 Mar 2025

https://github.com/kirbyfern/particle-fire-simulation

utilizing c++ libraries , using libsdl ~ SDL2

cplusplus particles simulation

Last synced: 15 Jun 2026

https://github.com/im-rises/nbody-simulator-barnes-hut-react-p5-website

N-Body simulatation using Barnes-Hut package demo made in React

barnes-hut gravity javascript nbody package react simulation typescript

Last synced: 04 May 2026

https://github.com/haydenshively/fluid-simulation

a basic fluid simulation with mouse/cursor interaction

navier-stokes simulation

Last synced: 24 Mar 2025

https://github.com/cr0wg4n/simulacion-tren-metropolitano

Proyecto de Simulación del Tren Metropolitano de Cochabamba

2d-graphics android-application simulation unity university-project

Last synced: 06 May 2026

https://github.com/jmmonte/agentic-digital-twin

Build engineering digital twins as code with AI agents — code-defined CAD + digital twin simulation (physics/CFD/FEA) + scored verification, with rerun for data fusion toward live closed-loop twins. Hardware-in-the-loop ready. A Claude Code plugin.

agentic-ai ai-agents cad claude-code claude-code-plugin digital-twin digital-twin-engineering digital-twin-simulation hardware-in-the-loop simulation

Last synced: 14 Jun 2026

https://github.com/manishklach/semantic-kv-control-plane

A systems research platform for semantic KV-cache orchestration, topology-aware memory placement, distributed prefix reuse, and rack-scale inference memory simulation.

ai-infrastructure ai-systems cxl distributed-cache distributed-systems gpu hbm inference kv-cache llm-inference memory-orchestration memory-systems memory-tiering prefetching rack-scale runtime-systems semantic-caching simulation systems-research topology-aware

Last synced: 09 Jun 2026

https://github.com/csinva/axon-ap-propagation

Code for simulations of action potential propagation

action-potential axon neuron-simulations neuroscience simulation

Last synced: 04 Feb 2026

https://github.com/mekhyw/opensky-rescuesimulation_csbot

Software variants developed between 2014 and 2017 to compete in RoboCupJunior Simulation (AKA Cospace Rescue), both in primary and secondary subleagues.

c cospace-rescue robocup simulation simulator

Last synced: 13 Jun 2026

https://github.com/solunarnexus/qkd-noise-simulation

Data analysis and simulation scripts used in the study of "Improved noise resistance analysis for path-entangled subspace quantum key distribution"

matplotlib python quantum-cryptography simulation

Last synced: 13 Jun 2026

https://github.com/karrlab/datanator_frontend

Graphical web-based interface for the Datanator toolkit for discovering data for modeling cells

biology cell computational-biology database modeling molecular-biology search-engine simulation systems-biology

Last synced: 12 Apr 2026

https://github.com/inomuh/srvt-ros

SRVT can be thought of as a toolkit or advanced method that allows a robotic system to be imported into a simulation environment and applied to validation tests. The basis of the system is the coordinated use of some critical software for the ROS ecosystem. Simulation environment using Gazebo, trajectory planning using Moveit, mission communication and dynamic verification system using ROS Smach package were built in a single ROS package.

gazebo moveit python robotics ros ros-noetic simulation testing validation verification

Last synced: 27 Feb 2026