G gretl developers (Allin Cottrell, Riccardo Lucchetti) · Econometrics & causal inference
Free, GPL-licensed cross-platform econometrics program with a GUI, the hansl scripting language and estimators for time series, panels and limited dependent variables
GPL-3.0-only Free Open source Local Nov 2, 2026H Hammerspoon contributors · macOS automation
Open-source macOS automation app that exposes system APIs to a Lua configuration file for hotkeys, window management and event-driven scripts
MIT Open source Free Local Nov 2, 2026H Hoppscotch · API development & tooling
Open-source API client that runs in the browser or as a desktop app, supports REST, GraphQL and realtime protocols, and can be self-hosted for teams
MIT Open source Free Local Self-hosted Nov 2, 2026I George Nachman (iTerm2 project) · Terminals & shells
Feature-rich terminal emulator for macOS with split panes, profiles, triggers, search, tmux integration and a Python scripting API
GPL-2.0-only Open source Free Local Nov 2, 2026J JabRef e.V. and contributors · Citation management
Open-source, BibTeX/biblatex-native reference manager for LaTeX users with online fetchers, groups, file linking and editor integration
MIT Free Open source Local Nov 2, 2026K pqrs.org (Takayama Fumihiko) · macOS system utilities
Free, public-domain keyboard customizer for macOS that remaps keys and defines complex modifications through JSON rules at the driver level
Unlicense Open source Free Local Nov 2, 2026KM Stairways Software Pty Ltd · macOS automation
Commercial macOS macro application that runs sequences of actions from hotkeys, typed strings, application, time, device and system triggers
Proprietary Paid Local Nov 2, 2026LS Element Labs, Inc. · Local LLM inference & serving
In-depth entry Proprietary desktop app for discovering, downloading and running local LLMs with llama.cpp and MLX engines, a chat UI, an OpenAI-compatible server, CLI, SDKs and a headless daemon
Proprietary Freemium Paid Local BrokenL Logseq · Personal knowledge management
Open-source, outliner-based knowledge base storing notes as local Markdown or Org-mode files with block references, queries and a graph view
AGPL-3.0-only Open source Free Local Nov 2, 2026M MathWorks · Mathematical & statistical computing
MathWorks' commercial numeric computing environment and language for engineers and scientists, with toolboxes, Simulink integration, apps and MATLAB Online
Proprietary Paid Academic Local Nov 2, 2026M Elsevier · Citation management
Free reference manager from Elsevier with a desktop and web app, PDF annotation, a Web Importer, groups and bundled cloud storage
Proprietary Free Local Nov 2, 2026M3 Microsoft · Productivity suites & task management
Microsoft's subscription suite of Office desktop and web apps, Exchange email, OneDrive, SharePoint and Teams with Copilot and Graph APIs
Proprietary Paid Enterprise Local Nov 2, 2026MP Microsoft · BI & dashboards
Microsoft's business-intelligence suite: free Windows Power BI Desktop for modeling and reports, and the Power BI service in Microsoft Fabric for sharing
Proprietary Freemium Paid Local BrokenMT Microsoft · Collaboration & communication
Microsoft's chat, meetings and calling hub integrated with Microsoft 365, SharePoint and Entra ID, extensible through Microsoft Graph and Teams apps
Proprietary Freemium Paid BrokenN Notion Labs, Inc. · Personal knowledge management
In-depth entry Hosted workspace combining block-based documents, relational databases, wikis and project views, with an API and built-in AI features
Proprietary Freemium Paid Nov 2, 2026O Observable, Inc. · Notebooks & interactive computing
JavaScript data notebooks and the open-source Observable Framework static-site generator for data apps, from the maintainers of D3 and Plot
ISC Freemium Paid Local Nov 2, 2026O Dynalist Inc. (Obsidian) · Personal knowledge management
In-depth entry Local-first Markdown note-taking app with bidirectional links, graph view and a large community plugin ecosystem; optional paid Sync and Publish
Proprietary Free Paid Local BrokenO Ollama · Local LLM inference & serving
In-depth entry Open-source runtime and model manager for running open-weight LLMs locally on macOS, Windows and Linux, with a REST API, OpenAI- and Anthropic-compatible endpoints and optional cloud models
MIT Open source Free Local Self-hosted Nov 2, 2026OC OpenAI · Coding agents & AI IDEs
OpenAI's coding agent: an open-source Rust terminal CLI plus IDE extension, desktop app and cloud agent, signed in with a ChatGPT plan or an API key
Apache-2.0 Paid Usage-based Local Nov 2, 2026O OrbStack (Orbital Labs) · Containers & virtualization
macOS application that runs Docker containers, Linux machines and a local Kubernetes cluster as a lighter replacement for Docker Desktop
Proprietary Freemium Paid Local Nov 2, 2026P ConstructConnect · Construction estimating & quantity surveying
Windows digital takeoff and estimating software from ConstructConnect that measures quantities on plans and prices them through assemblies and Excel
Proprietary Paid Local Nov 2, 2026P Podman Container Tools (LF Projects) · Containers & virtualization
Daemonless, rootless container engine with a Docker-compatible CLI, companion Buildah and Skopeo tools and a Podman Desktop GUI
Apache-2.0 Open source Free Local Self-hosted Nov 2, 2026P Posit Software, PBC · Mathematical & statistical computing
Posit's multi-language data-science IDE built on Code OSS, with first-class R and Python consoles, variables and plots panes, under the Elastic License 2.0
Elastic-2.0 Free Local Nov 2, 2026P Postman, Inc. · API development & tooling
Commercial API platform for designing, testing, documenting and monitoring HTTP and other APIs through a desktop and web client with cloud-synced workspaces
Proprietary Freemium Paid Local Nov 2, 2026