Algorithms

• DeepTraverser - Library for traversing object graphs (managing cycles).
• FuzzySearcher - Simplified implementation of ambiguous matching algorithm based on Baeta-Yates, R.A., Gonnet, G.H., Wu, S. and Manber, U.
• StableMarriage - A solver for the stable marriage problem written in Pharo.

Artificial Intelligence and Machine Learning

• pharo-ai / awesome-pharo-ml
• Keras Wrapper - Allows to use Keras functions within Pharo.
• NEAT (NeuroEvolution of Augmenting Topologies) - A genetic algorithm for evolving artificial neural networks. NEAT is probably the most popular algorithm for neuroevolution.
• pharo-ai / APriori - Fast algorithm for mining frequent sets of items and finding association rules between items in a database of transactions.
• pharo-ai / KMeans - K-means clustering.
• pharo-ai / NaiveBayesClassifier - Implementation of a multinomial Naive Bayes classifier in Pharo that can be used for simple spam detection and sentiment analysis.
• pharo-ai / NgramModel - N-gram language model that can be trained to estimate the probability of a next word based on N-1 previous words.
• pharo-ai / TF-IDF - Term Frequency - Inverse Document Frequency (TF-IDF), a statistical metric that reflects the importance of a word in a document. Can be used for finding keywords, ranking words by importance, or as a simple way of finding semantic similarity between documents.
• TensorFlow Bindings - Allows to use TensorFlow in Pharo.
• pharo-ai / NaiveBayesClassifier - Implementation of a multinomial Naive Bayes classifier in Pharo that can be used for simple spam detection and sentiment analysis.
• pharo-ai / APriori - Fast algorithm for mining frequent sets of items and finding association rules between items in a database of transactions.
• pharo-ai / KMeans - K-means clustering.

Books

• https://books.pharo.org - Pharo books are a collection of technical or textbook books around Pharo.
• Free online books from Stéphane Ducasse website - A collection of free books related to Smalltalk and Pharo.
• SquareBracketAssociates - Organisation grouping repositories for various books around Pharo.
• Agile Visualization - Visualization made easy in Pharo. It uses the Roassal visualization engine
• Agile Visualization - Visualization made easy in Pharo. It uses the Roassal visualization engine
• Agile Visualization - Visualization made easy in Pharo. It uses the Roassal visualization engine
• Free online books from Stéphane Ducasse website - A collection of free books related to Smalltalk and Pharo.
• Agile Visualization - Visualization made easy in Pharo. It uses the Roassal visualization engine

Code generation

• PharoCodeGenerator - Generate Pharo code based on ASTs.
• PharoJS - Converts Pharo code to Javascript.
• PlainPharoCode - Instead of using String, use Pharo code to define code to generate.
• Python3Generator - A toolkit to generate Python 3 source code from Pharo.
• VisitorGenerator - Generates basic visitor & visit methods for any Pharo classes hierarchy.
• XML-XMLWriter - Block-based API for XML generation for Pharo.
• Stash - A source-code serializer for Pharo.
• Stash - A serializer that convert instances into code.

Code quality

• Chanel - A cleaner for Pharo Smalltalk code.
• QualityAssistant - A live feedback code quality tool for Pharo.
• Rules - Rules is a small model of rules that a model should not violate. It is able to compute the technical debt for a set of violations.

Command line

• clap-st - Command-line argument parsing for Pharo.
• Launchpad - A command-line interface to start, list, and explain the applications available within the image
• clap-st - Command-line argument parsing for Pharo.

Component-Based Architectures

• Molecule - A component oriented framework for Pharo.

Databases

• CDB - a CDB implementation in Pharo.
• CouchDB - Pharo client for CouchDB NoSQL Document Database.
• Garage - Database drivers for the Pharo language.
• Glorp - Multi-database cross-platform object-relational persistence for Pharo and many other Smalltalks.
• P3 - PostgresV3 protocol client for Pharo, standalone and integrated with Glorp.
• pharo-ado - Enable data persistence in Pharo by using ActiveX Data Objects (ADO) on Microsoft Windows and external DBMS.
• Pharo-UDBC - Pharo Universal Database Connectivity.
• PunQLite - UnQLite binding for Pharo Smalltalk.
• ReStore - Relational database persistence for Pharo objects (based on SQLite, PostgreSQL or MySQL).
• Tarantalk - Tarantool client for Pharo.
• SCouchDB - Pharo driver for CouchDB database using Zinc client. Supports Mango queries and implements Voyage API.
• Simple-Persistence - Simple file base persistence for when you don't quite need a database.
• SQLite3 - Community-owned official SQLite3 binding for Pharo. Includes packages for use in Glorp.
• Voyage - An object persistence abstraction layer for Pharo.
• Soil - Object oriented database library. Persistency to disk with transactions and search indexes.
• pharo-ado - Enable data persistence in Pharo by using ActiveX Data Objects (ADO) on Microsoft Windows and external DBMS.

Data interexchange format

• Arff - An Arff generator written in Pharo, Arff is the dataformat used by weka.
• CSV - NeoCSV is an elegant and efficient standalone Smalltalk framework to read and write CSV converting to or from Smalltalk objects.
• Fuel - A general-purpose object serialization framework for Squeak and Pharo, developed in Pharo.
• msgpack-smalltalk - MessagePack serialization library.
• NeoJSON - Framework to handle JSON in Pharo.
• NeoUniversalBinaryJSON - An implementation of Universal Binary JSON (UBJSON) for Pharo.
• pharo-ical - iCalendar import and export.
• Pillar - Markup syntax and associated tools to write and generate documentation, books and slides.
• Protobuf - Google's protocol buffers support for Pharo Smalltalk.
• SIXX - XML serializer/deserializer.
• STON - The Smalltalk Object Notation, similar to JSON but for Smalltalk.
• Tabular - Support of common spreadsheets formats (CSV, XLSX, ODS).
• XML-Pastell - An XPath-like DSL that makes navigation in XML DOM trees easier.
• XML-Parser - Official XML parser maintained by Pharo community.
• XML-Support - XML Support for Pharo.
• XML-XMLParserStAX - Official XML pull parser for XMLParser maintained by Pharo community.
• XML-XMLParserHTML - Official parsers for HTML that convert possibly malformed HTML into well-formed XML maintained by Pharo community.
• XML-XPath - Official XPath library for Pharo.
• Soup - HTML Scraping library for Pharo.
• Soup - HTML Scraping library for Pharo.

Datasets

• Datasets - A collection of small toy datasets used for demonstration and experiments with AI and machine learning. Includes many famous datasets such as Iris, Boston Housing, Wine, Diabetes, MNIST, etc.
• Les Miserables - Coappearance characters of Les Miserables.
• RandomPartitioner - A tool for partitioning a dataset. Given a set of proportions (e.g. 50%, 30%, and 20%), it shuffles the collection and divides it into non-empty subsets in such a way that every element is included in exactly one subset. Can be used in machine learning and statistical analysis for splitting datasets into training, validation, and test sets.
• RandomPartitioner - A tool for partitioning a dataset. Given a set of proportions (e.g. 50%, 30%, and 20%), it shuffles the collection and divides it into non-empty subsets in such a way that every element is included in exactly one subset. Can be used in machine learning and statistical analysis for splitting datasets into training, validation, and test sets.

Data Structures

• Array2D - A grid like structure.
• UniqueOrdered - Some collections to have unique ordered elements.
• AVL Tree
• BTree - Not a binary tree but a BTree implementation.
• DataFrame - Tabular data structures for data analysis.
• PropertyEnvironment - A dictionary of properties with a lookup in ancestors (also called environment in other languages).
• Grid - A grid implementation.
• Hastable
• Iterators - Implementation of the iterator design pattern.
• KeyedTree
• Multimap - A multi map implementation.
• OrderedSet - A Set where an order of elements matters or an OrderedCollection with no duplicates. Supports the complete API of Set and OrderedCollection. Another version or the same is available at https://github.com/pharo-containers/Containers-OrderedSet
• OrderPreservingDictionary - Order preserving dictionary.
• QuadTrees
• RunArray
• SkipList
• Stack - A stack implementation.
• Trie - a structure for retrieval information.
• Array2D - A grid like structure.
• AVL Tree
• BTree - Not a binary tree but a BTree implementation.
• OrderedSet - A Set where an order of elements matters or an OrderedCollection with no duplicates. Supports the complete API of Set and OrderedCollection. Another version or the same is available at https://github.com/pharo-containers/Containers-OrderedSet
• OrderPreservingDictionary - Order preserving dictionary.
• QuadTrees

Deployment

• Docker Pharo Runtime - Docker image for Pharo
• Docker Pharo VM - Docker image for Pharo VM

Documents Generation

• Artefact - Artefact is a framework to generate PDF documents in Pharo.

Geography

• GeoTools - Geographic Tools as Coordinates, Kinematics and Geodesic utilities for GIS.
• GeoView - Views to display and interact with geographical objects and cartographic layers for UI.
• PharoOWS - OGC Web Services (OWS) support for Pharo.

Graphics

• Bloc - Next generation low-level UI infratructure and framework for Pharo.
• Brick - Next generation widget libraries for Pharo. Works on top of Bloc.
• ConstraintsLayout - A constraints layout for morphic using Cassowary as its backend.
• Colors Extensions - Extensions to Pharo colors.
• GraphViz - Pharo GraphViz binding.
• GEXF - Pharo GEXF file model and exporter.
• Jun - A 3D graphics library with chemoinformatics extensions.
• MaterialColors - Project implementing Material Design recommandations on colors.
• MermaidPharo - Pharo support for MermaidJS.
• PlantUMLPharoGizmo - Pharo support for PlantUML.
• Roassal3 - The agile 2D visualization engine for Pharo version 3. (V2: Roassal2)
• Sparta - Sparta is an almost stateless vector graphics API for Pharo that provides bindings to the Moz2D rendering backend.
• SpecUIAddOns - Add-ons for Spec UI description framework.
• Woden - A 3D graphics engine for Pharo.
• Alexandrie - FFI bindings and a 2D canvas for Pharo based on Cairo, Freetype and Harfbuzz
• Pyramid - Pyramid is a Graphical User-Interface (GUI) builder and editor for Bloc and Toplo.
• Roassal3 - The agile 2D visualization engine for Pharo version 3. (V2: Roassal2)
• Toplo - A widget framework on top of Bloc.
• GEXF - Pharo GEXF file model and exporter.
• Sparta - Sparta is an almost stateless vector graphics API for Pharo that provides bindings to the Moz2D rendering backend.
• Bloc-Serialization - Bloc serialization features to store/unstore BlElements.
• CSSParser - A library that provides an object model and tools to read, interpret, and manipulate CSS stylesheets (including .css files).
• Toplo-Serialization - Toplo serialization features to store/unstore ToElements.

IDE

• Calypso - Pharo system browser.
• CollectionExtensions - Extensions for Pharo collections API.
• Dawn theme - A warm dark theme for Pharo.
• Glamorous Toolkit - Moldable IDE for Pharo.
• Mirage - A windows switcher with a previewer for Pharo.
• Native-Browser - A small project to add the possibility to open native browser via a FileReference.
• Smalltalk Vim Mode - Vim Mode for Playground, System Browser, Debugger in Pharo.
• TelePharo - Tools to manage and develop remote Pharo images.
• TilingWindowManager - Tiling Window Manager for Pharo.
• Uncommon-Themes - A collection of themes for Pharo.
• Webside - Web based IDE for Pharo and other Smalltalk systems.
• OpenSmock - A collection of tools and workshops designed to streamline the development of applications - especially user interfaces (UI).
• Smalltalk Vim Mode - Vim Mode for Playground, System Browser, Debugger in Pharo.

Interaction

• GitBridge - Access resources and information from the git repository containing your project.
• OSC - An open sound control library.
• TUIO - A driver for TUIO.
• PharoStreamDeck - Elgato Stream Deck utils for Pharo.

IOT

• Netatmo API - Netatmo API implementation for Legrand Netatmo products (Weather Station and Healthy HomeCoach / Aircare product).
• PharoThings - Live programming platform for IoT projects based on Pharo.
• HID - An implementation of the Human Interface Device protocol with a driver to be used with libusb.

Language extensions

• Buoy - A complement to Pharo
• I18N - Internationalization support for applications.
• Talents - Implementation of Talents in Pharo. Allowing us to extend the behaviour in single instances.

LaTeX

• Citezen - A bibtext parser and tool suite.
• SmalltalkEnv - LaTeX environment for Smalltalk.

Loggers

• Beacon - A logger using beacon.
• TinyLogger - A really small logger for Pharo applications.
• Bell - An observability library written in Smalltalk
• Beacon - The default object logger of Pharo.
• SystemLogger - An extensible object logger.
• Toothpick - A textual logger for Pharo.
• SystemLogger - An extensible object logger.

Meta-modelling

• Magritte - A fully dynamic meta-description framework.

Miscellaneous

• Dr Geo - A software to design & manipulate interactive geometric sketches. It helps kids to explore geometry.
• PharoFamily - PDF image showing a part of Pharo ecosystem.
• Aconcagua - This model represents measures as first class objects, that is, an object that encapsulates a number with its unit.
• BugReport - A small project to ease the bug reporting in Pharo application by dumping clear and detailed stacks.
• Chalten - This is a time model that allows to use dates, months, years, etc. in an easy way.
• DMirror - Tool to spawn new job on forked Pharo images.
• Fog - Pharo Ethereum Driver.
• IPFS - Binding to InterPlanetary File System for Pharo.
• ISO3166 - Codes for the names of countries, dependent territories, and special areas of geographical interest for Pharo applications.
• PharoMisc - Small utilities and libraries around various topics.
• PTerm - Using Unix terminal from Pharo.
• Stylesheet - Stylesheet is a project to define css like stylesheet in Pharo applications.
• Territorial - Geographical Information Retrieval (GIR) project including features to access geopolitical objects like Nations, Cities, Regions, International Organizations, and statistical data.
• Dr Geo - A software to design & manipulate interactive geometric sketches. It helps kids to explore geometry.

Network protocols

• FileSystemNetwork - Adds WebDAV and FTP support to Pharo's FileSystem framework. This allows you to use remote WebDAV and FTP locations with the same (FileSystem) API that's used for disk access.
• Ansible - An AMQP client for Pharo
• JRPC - Yet another JSON-RPC 2.0 implementation for Pharo Smalltalk.
• Stargate - A library supporting the creation of HTTP based RESTful APIs.
• Superluminal - Building blocks for creating HTTP requests and API clients
• Zodiac - in) - Zodiac is an open-source Smalltalk framework implementing TLS/SSL secure as well as regular socket streams.
• FileSystemNetwork - Adds WebDAV and FTP support to Pharo's FileSystem framework. This allows you to use remote WebDAV and FTP locations with the same (FileSystem) API that's used for disk access.
• PharoZeroMQ - ZeroMQ (ØMQ, 0MQ or ZMQ) library for Pharo.

Pharo images management

• Pharo Install - A command-line tool for installing Pharo Smalltalk packages into fresh images.
• fari.sh - Fresh, ready-to-hack Pharo images.
• Pharo Launcher - Official tool to manage your pharo images and download new ones.

Projects management

• pharo-server-tools - Tools to deploy and manage headless Pharo servers from the command line.
• Chrysal - How to manage application configuration.
• Cruiser - Application packager for Pharo.
• DeploymentUtility - A project providing a facade to help to deploy pharo projects.
• Filetree - A file-per-method export format of Pharo source code allowing one to version code with git, svn, fosil, etc.
• Metacello - A package management system for Pharo.
• SmalltalkCI - Framework for testing Smalltalk projects on Linux, macOS, and Windows and on Travis CI, AppVeyor, and GitLab CI/CD.
• Tonel - A file-per-class export format of Pharo source code allowing one to version code with git, svn, fosil, etc.

Scientific libraries

• BioSmalltalk - Bioinformatics Library for Pharo Smalltalk.
• CORMAS - CORMAS (Common-pool Resource and Multi-Agent Simulation) is a agent based model library in Smalltalk.
• GADM - A browseable GADM world tree for Pharo Smalltalk.