Best Open Source Development Software For Small Teams

Full‑stack DevOps platform with Git repository management, CI/CD, issue tracking, and wiki.

Lightweight self‑hosted Git service with pull‑requests, issue tracking, and wiki.

Simple, stable Git service written in Go; ideal for small teams.

Suite of tools for code review, repository hosting, bug tracking, and project management.

Modern fork of Phabricator with active maintenance and UI improvements.

Flexible project management web app with issue tracking, Gantt charts, and SCM integration.

Agile project management platform featuring Scrum/Kanban boards, backlog, and sprint planning.

Collaborative work package system with timelines, roadmaps, and agile boards.

All‑in‑one ALM suite covering issue tracking, document management, and CI/CD pipelines.

Minimalist wiki‑based issue tracker integrated with Subversion, Git, and Mercurial.

Platform for hosting source code, tickets, discussions, and wikis.

Powerful code search and navigation engine that works across multiple repositories.

Extensible automation server for building, testing, and deploying code.

Container‑based continuous integration platform with simple YAML pipelines.

Enterprise‑grade CI/CD server with value‑stream mapping and pipeline as code.

Git platform powered by Scala, offering pull requests, wiki, and issue tracking.

Windows‑focused Git server with web UI for repository management.

Source code management system supporting Git and Mercurial with code review.

Integrated SCM, bug tracker, wiki, and web interface in a single binary.

Web‑based code review tool that works with Git, Mercurial, Subversion, and Perforce.

Simple Kanban project board with drag‑and‑drop, analytics, and plugins.

Open‑source Trello‑like kanban board built with Meteor.

Feature‑rich kanban board with offline sync and Gantt view.

Pure‑Java Git solution for managing, viewing, and serving repositories.

Unified platform for Git, Mercurial, and Subversion with fine‑grained access control.

Self‑hosted Slack‑compatible chat for real‑time collaboration and integrations.

Open‑source team communication hub with video calls, file sharing, and bots.

Threaded chat platform that blends real‑time and asynchronous communication.

Lightweight CI system (fork of Drone) that runs pipelines in Docker containers.

Open‑source agent that executes CI/CD jobs for GitLab pipelines on any platform.

Built‑in CI/CD engine for Gitea, enabling simple workflow definitions.

Open‑source components of GitHub Enterprise for on‑prem hosting (limited features).