Repositories list

• ccsds-dtn-reference-scenarios

  Public
  This repository contains the CCSDS DTN Reference Scenarios files described in the corresponding CCSDS Yellow Book.

  Other

  •11 fork•22 stars•00 issues•00 pull requests•Updated Aug 12, 2026Aug 12, 2026

• asn1scc

  Public
  ASN1SCC: An open source ASN.1 compiler for embedded systems

  F#

  •

  Other

  •7070 forks•333333 stars•1616 issues•77 pull requests•Updated Aug 11, 2026Aug 11, 2026

• nanosat-mo-framework

  Public
  A software framework for small satellites based on CCSDS MO services

  javaframeworkspace+ 5

  javaframeworkspacenanosatelliteesasatellitesnmfnanosat-mo-framework

  Java

  •

  Other

  •3535 forks•123123 stars•00 issues•11 pull request•Updated Aug 9, 2026Aug 9, 2026

• dSGP4

  Public
  dSGP4: differentiable SGP4. Supports differentiability, ML integration & embarassingly parallel computations

  machine-learningastrodynamicssgp4+ 6

  machine-learningastrodynamicssgp4orbital-mechanicsorbital-dynamicsdifferentiable-programmingspace-debrisembarassingly-parallelorbital-propagation

  Python

  •

  GNU General Public License v3.0

  •2020 forks•9494 stars•22 issues•00 pull requests•Updated Aug 7, 2026Aug 7, 2026

• nse2

  Public
  A containerized network simulation & emulation environment (nse2) with support for fluctuating connectivity.

  COBOL

  •

  Other

  •22 forks•33 stars•00 issues•1010 pull requests•Updated Aug 7, 2026Aug 7, 2026

• mo-services-java

  Public
  ESA's Java implementation of the CCSDS MO services

  Java

  •

  Other

  •1010 forks•1717 stars•22 issues•11 pull request•Updated Aug 3, 2026Aug 3, 2026

• AnomalyMatch

  Public
  Semi-supervised and active learning for anomaly detection for astronomy

  sci-data-science

  sci-data-science

  Python

  •

  Other

  •77 forks•1818 stars•00 issues•11 pull request•Updated Jul 30, 2026Jul 30, 2026

• Cutana

  Public
  Cutana is a high-performance tool for parallel, memory-aware astronomical image cutout creation from large FITS tile collections.

  sci-data-science

  sci-data-science

  Python

  •

  Other

  •11 fork•44 stars•00 issues•22 pull requests•Updated Jul 30, 2026Jul 30, 2026

• torchquad

  Public
  Numerical integration in arbitrary dimensions on the GPU using PyTorch / TF / JAX

  pythonmachine-learningintegration+ 10

  pythonmachine-learningintegrationgpuautomatic-differentiationpytorchhigh-performance-computingnumerical-integrationmonte-carlo-integrationvegas+ 3

  Python

  •

  GNU General Public License v3.0

  •4646 forks•229229 stars•1313 issues•44 pull requests•Updated Jul 24, 2026Jul 24, 2026

• spacecreator

  Public
  C++

  •

  GNU Lesser General Public License v2.1

  •00 forks•33 stars•00 issues•00 pull requests•Updated Jul 23, 2026Jul 23, 2026

• TasteQtWidgets

  Public
  Qt based widgets for the ESA TASTE project. Available for C++ and Python.

  C++

  •

  GNU Lesser General Public License v3.0

  •33 forks•33 stars•00 issues•11 pull request•Updated Jul 14, 2026Jul 14, 2026

• pykep

  Public
  PyKEP is a scientific library providing basic tools for research in interplanetary trajectory design.

  astrodynamicsaerospaceinterplanetary+ 1

  astrodynamicsaerospaceinterplanetarymission-analysis

  C++

  •

  Mozilla Public License 2.0

  •107107 forks•420420 stars•44 issues•00 pull requests•Updated Jul 7, 2026Jul 7, 2026

• manylinux_x86_64_with_deps

  Public
  manylinux docker image with several dependencies added that are used by the pagmo2 development team

  Dockerfile

  •

  GNU General Public License v3.0

  •22 forks•00 stars•00 issues•00 pull requests•Updated Jun 28, 2026Jun 28, 2026

• opengeode

  Public
  OpenGEODE - a free SDL State Machine editor for space applications...and more

  Python

  •

  GNU Lesser General Public License v3.0

  •2222 forks•7676 stars•22 issues•22 pull requests•Updated Jun 28, 2026Jun 28, 2026

• gaia-jupyter-notebooks

  Public
  Jupyter notebooks related to ESA's Gaia mission

  Jupyter Notebook

  •

  Other

  •44 forks•66 stars•00 issues•11 pull request•Updated Jun 28, 2026Jun 28, 2026

• gaia-bhthree

  Public
  Jupyter Notebook

  •

  Other

  •55 forks•1919 stars•00 issues•00 pull requests•Updated Jun 28, 2026Jun 28, 2026

• gaia-supdate

  Public
  Python package for astrometric parameter determination from Gaia astrometric timeseries data.

  Python

  •

  Other

  •22 forks•77 stars•00 issues•00 pull requests•Updated Jun 26, 2026Jun 26, 2026

• polyhedral-gravity-model

  Public
  Implementation of a polyhedral gravity model in C++17 with a Python Binding

  pythongravitycpp17+ 1

  pythongravitycpp17polyhedral-model

  Jupyter Notebook

  •

  GNU General Public License v3.0

  •1212 forks•3939 stars•00 issues•11 pull request•Updated Jun 17, 2026Jun 17, 2026

• pyoptgra

  Public
  A gradient descent algorithm specifically designed for near-linear constrained problems

  Fortran

  •00 forks•77 stars•00 issues•00 pull requests•Updated Jun 16, 2026Jun 16, 2026

• lisa-orbit-files

  Public
  A repository to share the official LISA science orbit files with the LISA consortium

  Creative Commons Attribution 4.0 International

  •33 forks•1111 stars•00 issues•00 pull requests•Updated Jun 16, 2026Jun 16, 2026

• manylinux_llvm

  Public
  manylinux images with pre-built LLVM

  Dockerfile

  •

  MIT License

  •11 fork•00 stars•00 issues•00 pull requests•Updated Jun 15, 2026Jun 15, 2026

• sleapi-j-p2

  Public
  00 forks•00 stars•00 issues•00 pull requests•Updated Jun 11, 2026Jun 11, 2026

• sleapi-j

  Public
  Implementation of CCSDS Space Link Extension Services

  Java

  •

  Other

  •88 forks•1111 stars•00 issues•00 pull requests•Updated Jun 11, 2026Jun 11, 2026

• cstsapi-j

  Public
  Implementation of the CCSDS Cross Support Transfer Services (CSTS) Specification Framework

  Java

  •

  Other

  •00 forks•11 star•00 issues•00 pull requests•Updated Jun 1, 2026Jun 1, 2026

• pagmo2

  Public
  A C++ platform to perform parallel computations of optimisation tasks (global and local) via the asynchronous generalized island model.

  pythonoptimizationgenetic-algorithm+ 13

  pythonoptimizationgenetic-algorithmparallel-computingpython3artificial-intelligenceevolutionary-algorithmsmulti-objective-optimizationoptimization-methodsoptimization-tools+ 6

  C++

  •

  GNU General Public License v3.0

  •183183 forks•935935 stars•4141 issues•1818 pull requests•Updated May 23, 2026May 23, 2026

• LattyMorph

  Public
  Python library for continuously inverse-designing Totimorphic lattices.

  spacepytorchfinite-elements+ 10

  spacepytorchfinite-elementstelescopelatticematerials-sciencemetamaterialsmechanicstrussastronomy-astrophysics+ 3

  Jupyter Notebook

  •

  MIT License

  •00 forks•00 stars•00 issues•00 pull requests•Updated Apr 22, 2026Apr 22, 2026

• pagmo_plugins_nonfree

  Public
  A pagmo affiliated package (https://github.com/esa/pagmo2) adding commercial solvers to the list of solvers/algorithms: SNOPT7, WORHP

  C

  •

  GNU General Public License v3.0

  •99 forks•1111 stars•11 issue•00 pull requests•Updated Apr 17, 2026Apr 17, 2026

• pygmo2

  Public
  A Python platform to perform parallel computations of optimisation tasks (global and local) via the asynchronous generalized island model.

  optimizationparallel-computingartificial-intelligence+ 12

  optimizationparallel-computingartificial-intelligenceevolutionary-algorithmsmeta-heuristicoptimization-methodsevolutionary-computationoptimization-algorithmsparallel-processingevolutionary-strategy+ 5

  C++

  •

  Mozilla Public License 2.0

  •7272 forks•534534 stars•3737 issues•22 pull requests•Updated Apr 17, 2026Apr 17, 2026

• SpOC4

  Public
  The official GECCO 2026 Space Optimisation Competition (SpOC) organised by the Advanced Concepts Team (ACT).

  Python

  •

  GNU General Public License v3.0

  •33 forks•99 stars•00 issues•00 pull requests•Updated Apr 2, 2026Apr 2, 2026

• kep3

  Public archive
  C++

  •

  Mozilla Public License 2.0

  •66 forks•99 stars•00 issues•00 pull requests•Updated Mar 26, 2026Mar 26, 2026