Best Free Source Code Management Software of 2025

Git is an open-source distributed version control system that can handle small to very large projects quickly and efficiently. Git is simple to learn, has a small footprint, and delivers lightning fast performance. It is superior to SCM tools such as Subversion, CVS and Perforce. Git also has features such as cheap local branching and convenient staging areas.

K.Explorer is an AI system that creates better software faster, cheaper, and more efficiently. A coding assistant that increases developer productivity. An AI pair programmer that suggests code completions and complete function bodies as you type. You can also search the engine for help. It is an AI-powered Code Assistant that has been trained on millions of lines of code from private corporations, as well as billions of lines of open-source code for general purposes. Natural Language allows programmers to receive guidance and tell a text story about what code they are writing.

Codeberg is a collaboration platform that offers git hosting and git hosting for open-source software, content, and projects. Independent and powered entirely by donations and contributions, consider joining Codeberg e. V. for further support and to cast your vote! All services are run on servers that we control. There are no dependencies on any external services, and there are no third-party cookies or tracking. All the tools that allowed this development were created by the Free and Open Source Software community. However, commercial for-profit platforms host the results of our collaborative work. This paradox has resulted in literally millions of volunteers creating, collecting, and maintaining invaluable knowledge, documentation, software, to feed closed platforms driven commercial interests, whose program cannot be seen or controlled from outside.

Code review doesn’t have to be difficult. Review Board takes the hassle out of code review. This saves you time, money, sanity, and allows you to focus on creating great software. You can review almost anything. You can review code, documents, artwork, and everything in between. There are many more things to your project than code. Documentation, artwork and website designs are all important. A picture is worth a thousand words and can be key to a review. Drag-and-drop images to your review request to instantly make them reviewable. Your team will have the ability to click-and drag anywhere on the image to leave a comment. You'll be able to see their comment along with the relevant portion of the image when they do. Did you make a change to the image? Upload a new revision to view a visual diff. Sometimes, you may have text content that is not in your source tree.

One source of truth for R packages and Python packages RStudio is the preferred professional data science solution for every group. A Python and R integrated development environment with syntax-highlighting editor, console, and code execution. It also includes tools for workspace management, history, plotting, and plotting. You can publish and distribute data products throughout your organization. One-button deployment of Shiny applications and R Markdown reports, Jupyter Notebooks, etc. To increase reproducibility and reduce the time spent installing and troubleshooting R packages, you can control, organize, and manage your use of them. RStudio is committed to sustainable investment in open-source and free software for data science. RStudio has been certified as a B Corporation. This means that our open-source mission has been codified in our charter. Our professional software products are enterprise-ready and provide a modular platform that allows teams to adopt open-source data sciences at scale.

Simple and powerful in a beautiful Git GUI. Sourcetree makes it easy to interact with your Git repositories, so you can concentrate on coding. Sourcetree's simple Git GUI allows you to visualize and manage your repositories. You can say goodbye to the command-line - a Git client simplifies distributed version control and brings everyone up to speed quickly. Advanced users will be even more productive with a Git client. You can review changesets, stash, cherry pick between branches, and many other things. Seeing is believing. With a single click, you can access information about any branch or commit. It is a fully-featured GUI that allows for consistent, efficient development right out of the box. Uses Mercurial and Git. Visualize your work, and then push with confidence. Changes can be made by the file, hunk, or line. Never miss a single thing. Keep track of your work and keep up-to-date with your code. It's easy to keep track of your team's progress with detailed branching diagrams.

GitHub is the most trusted, secure, and scalable developer platform in the world. Join millions of developers and businesses who are creating the software that powers the world. Get the best tools, support and services to help you build with the most innovative communities in the world. There's a free option for managing multiple contributors: GitHub Team Open Source. We also have GitHub Sponsors that help you fund your work. The Pack is back. We have partnered to provide teachers and students free access to the most powerful developer tools for the school year. Work for a government-recognized nonprofit, association, or 501(c)(3)? Receive a discount Organization account through us.

Heroku is a cloud platform that allows companies to build, deliver and monitor apps. We're the fastest way to get from idea to URL without all the infrastructure headaches. "There's an App for That" - a catchy marketing campaign only a few years back introduced the world to a new relationship between the mobile phone and the world. Apps are now a part of our daily lives. Apps and their underlying APIs, whether mobile or web, are how we manage our lives and make purchases, interact with customers, stay informed, socialize, and stay informed. When customers interact with an app, it starts to impact the world. Companies can be saved or destroyed by getting apps out there, on the Internet quickly, and iterating fast. Heroku is relentlessly focused on apps and the developer experience. Heroku allows companies of all sizes to embrace the value of apps and not the distractions of hardware or servers - virtual or real.

Instead of focusing on Git, think about what is important. GitHub Desktop makes it easy to develop, no matter if you are a beginner or a seasoned user. You can quickly add co-authors for your commit. This is great for pairing and for giving credit/love to someone who helped you fix that particular bug. You can see the history page for attribution and undo accidental attribution. Also, you can see the co-authors of GitHub. You can view all open pull requests in your repositories, and you can check them out as if it were a local branch. You can also see which pull requests have passed commit status checks. The new GitHub Desktop supports syntax highlighting for diffs in a variety languages. Compare changed images easily You can easily compare the before and after images. You can swipe between them or just the changed parts. You can open your favorite editor or shell directly from the app or jump to GitHub Desktop directly from your shell.

GitLab is a complete DevOps platform. GitLab gives you a complete CI/CD toolchain right out of the box. One interface. One conversation. One permission model. GitLab is a complete DevOps platform, delivered in one application. It fundamentally changes the way Security, Development, and Ops teams collaborate. GitLab reduces development time and costs, reduces application vulnerabilities, and speeds up software delivery. It also increases developer productivity. Source code management allows for collaboration, sharing, and coordination across the entire software development team. To accelerate software delivery, track and merge branches, audit changes, and enable concurrent work. Code can be reviewed, discussed, shared knowledge, and identified defects among distributed teams through asynchronous review. Automate, track, and report code reviews.

Bitbucket goes beyond Git code management. Bitbucket is a place for teams to plan projects, collaborate on code and test, and then deploy. For small teams of less than 5, Bitbucket is free. Premium plans ($6/user/mo), and Standard ($3/user/mo), are available at scale. You can organize your projects by creating Bitbucket branches from Jira issues and Trello cards. Integrated CI/CD allows you to build, test, and deploy. Configuration as code allows for fast feedback loops and benefits. Pull requests make it easier to approve code reviews. With inline comments, create a merge list with the designated approvers. Bitbucket Pipelines with CI/CD lets you build, test, and deploy with integrated CI/CD. You can benefit from configuration as code and quick feedback loops. With IP whitelisting, 2-step verification and IP whitelisting, you can be sure that your code is safe in the Cloud. You can restrict access to certain users and control their actions by granting branch permissions and merging checks to quality code.

Integrated software delivery tools hosted on premisis allow you to share code, track work and ship software. You can use all Azure DevOps services, or only the ones that you need to enhance your existing workflows. Azure DevOps Server, formerly known as Team Foundation Server (TFS), is a collection of software development tools that can be used together. It is hosted on-premises. Azure DevOps Server can integrate with your existing editor or IDE, allowing your cross-functional team members to work efficiently on projects of any size. Azure DevOps Server is source code management software, and includes features such as access Controls/Permissions, bug tracking, build automation, change management, code review, collaboration, continuous integration, and version control.

Sourcegraph shows you the repositories that you use, stored in any code host or search across the open-source universe. With smart filters and Code Intelligence, you can quickly find answers with regular, structural, or literal expression searches. Extensions allow you to connect all your tools, including test coverage, 1-click file in editor, custom highlight, and information from other services. To help engineers learn unfamiliar code faster, create living documentation using Markdown and live query code. Use collaborative, shareable notebooks to navigate through your codebase and resolve issues. You can embed HTML in notebooks wherever you can, just like your internal documentation. This will allow you to spend less time updating outdated docs. To learn more about the code and repository structure, search across all code hosts.

Automated deployment of code from your repository to your server. Zero downtime and instant rollbacks. Launchdeck is our solution to complicated deployment. Launchdeck is an automated code deployment tool that has a very clear user interface and smart features that will do all the hard work for you.

Painless self-hosted all-in-one software development service, including Git hosting, code review, team collaboration, package registry, and CI/CD. Its backend is written in the Go language and it is published under the MIT license. Gitea runs anywhere Go can compile for Windows, macOS, Linux, ARM, etc. You can also run it with Docker. Gitea has low minimal requirements, super fast performance, and user experience.

The SCM-Manager gives you full control over your source code, and allows you to manage Mercurial, Subversion, and Git repositories. The SCM-Manager is lightweight and flexible, with many benefits. Below are the most important benefits: - Open source 100% under MIT License: SCM-Manager can be used commercially and personally, regardless of the size or composition of your team. - No extra weight: The core task of the SCM Manager is to manage repository management. - Rapidly extendable: More than 50 plugins add new target-oriented functions to your SCM-Manager, such as e.g. for workflow-controlled code reviews - Simple integration: Connect the SCM-Manager easily to existing systems (e.g. Project management software or CI/CD pipelines). - Free choice of platform: No matter whether you are using Linux, Windows, macOS, or container, a convenient installer will prepare your instance in no more than a few minutes. - Community Support: The platform at myCloudogu will offer support regarding any issues or interests. Current new releases or future requests are shared on the community forum. - Documentation: The SCM-Manager documentation describes the usage and administration. It is available in English and German.

Sourcetrail is an interactive source-explorer that makes navigation easier in existing source code. It indexes your code and gathers data about its structure. Sourcetrail provides an interface that is simple and includes three interactive views. Each view plays a crucial role in helping you find the information you need. - Search: Use this search field to quickly locate and select index symbols within your source code. The autocompletion box instantly provides a summary of all matches throughout your codebase. - Graph: This graph shows the structure of your source codes. It focuses on the current symbol and shows all incoming or outgoing dependencies to other symbol. - Code: The Code view shows all source locations for the current symbol in a list with code snippets. Clicking on a source location other than the one you are interested in allows you to modify the selection or dig deeper.

SonarQube Cloud (formerly SonarCloud) automatically analyzes and decorates pull request branches to maximize your throughput. To prevent undefined behavior from affecting end-users, catch tricky bugs. Security Hotspots will help you identify and fix vulnerabilities that could compromise your app. It takes just a few mouse clicks to get your code up and running. Instant access to the most recent features and enhancements. Project dashboards keep stakeholders and teams informed about code quality and releasability. Show your communities that you care about awesome by displaying project badges. Your entire stack should be concerned about code quality and security. We cover 24 languages, including C++, Java, Python, and many other. Transparency is a good thing and the trend is growing. Join the fun! Open-source projects are completely free!

Scalable, end to end management for third party code, license compliance and Open Source has been a critical supplier for modern software businesses. It has changed the way people think about code. FOSSA provides the infrastructure to enable modern teams to succeed with open source. FOSSA's flagship product allows teams to track open source code used in their code. It also automates license scanning and compliance. FOSSA's tools have been used to ship software by over 7,000 open-source projects (Kubernetes Webpack, Terraform and ESLint) as well as companies like Uber, Ford, Zendesk and Motorola. FOSSA code is used by many in the software industry today. FOSSA is a venture-funded startup that has been backed by Cosanoa Ventures and Bain Capital Ventures. Marc Benioff (Salesforce), Steve Chen(YouTube), Amr Asadallah (Cloudera), Jaan Talin (Skype), Justin Mateen (Tinder) are some of the affiliate angels.

Develop healthier code. Improve code quality and workflow. Codecov offers a comprehensive suite of tools that allow you to group, merge and archive coverage reports, as well as compare them. Open source. Plans starting at $10/user per month. Ruby, Python and C++ as well as Javascript are all available. All CI products and workflows can be integrated easily. No setup is required. Automatic report merging for all CI languages and languages into one report. You can get custom statuses for any group of coverage metrics. You can review coverage reports by folder, project, and type (unit tests or integration tests). You can comment the detailed report directly in your pull request. Codecov is SOC 2 Type II Certified. This means that Codecov has been audited by a third party and attested to our security practices.

Review Assistant is a plug-in that allows you to review code in Visual Studio. Our code review tool allows users to create review requests and then respond to them in Visual Studio. Devart's review assistant supports TFS, Subversion Git, Mercurial and Perforce. The setup includes a 30-day free trial and a plan. In 5 minutes, you can be up and running. Our product can be a great review tool to help you code flawlessly. Most developers don't like switching between IDEs while writing code. We have made code review as integrated as possible into the development environment. The code editor now allows you to create review comments. The Code Review Board window shows you created reviews and allows for you to manage them. The Code Review Board also contains all code-related discussions.

Your code repository software is where your source code is stored. This could be a Mercurial repository, Git, SVN repository, or a combination of both. Helix TeamHub is able to host your source code repository. You can either add multiple repositories to a single project or create separate projects for each repository. Helix TeamHub can store more than just your code repositories. All of your software assets can be managed and maintained in one place. This includes building artifacts (Maven and Ivy), and Docker container registry registries. Private file sharing via WebDAV repositories is also available. This allows you to access your other binary files. Helix TeamHub can be used alone or in conjunction with Helix Core to provide a single source for truth across all development teams via Helix4Git. You can, for example, keep large binary files in Helix Core and then combine them with Git assets from Helix TeamHub to create a hybrid workspace that achieves high build performance.

Assembla is the best software development platform. Start in under a minute, either on-prem or online. Assembla SECUREGIT offers a fully supported, economical solution on the infrastructure of choice. You can meet compliance requirements knowing that your data will be protected. Assembla is your trusted partner in your journey to "what the next?" Developers are not security engineers. They build code. Their code is 90% open source. Automating the security of all these open source code requires automation. Assembla SecureGit automatically scans for vulnerable component dependencies and secret key credentials as developers write code. Our operational playbook includes an evaluation of security risks, risk mitigation techniques, as well as ongoing areas for investment to reduce risks. Assembla fully supports GDPR with data centers within the EU.

BitKeeper is the original distributed source control system. Open Source under the Apache 2.0 License. BitKeeper is a distributed, fast, enterprise-ready SCM that scales up and down to very large projects as well as small ones. Nested repositories are submodules that are done right! Version control collections for repositories. Hybrid mode for binary files. This uses a cloud instead of bloating source repositories. All file accesses are subject to integrity checks. File writes include redundancy to correct errors. High performance and scales to very big repositories.

Unity Plastic SCM is a version management and source code management tool that improves team collaboration and scaleability with any engine. It provides optimized workflows for programmers and artists, as well as speedy work with large files and binaries. Plastic SCM has tons of features that make it easy for developers. Good branching and merging are key to "task-driven" development, feature branches, and release management. Plastic allows you to branch quickly even with large code bases. With the new semantic diff feature and the "analyze-refactors" feature, you can diff refactored codes. It can locate refactored codes across files for C#/Vb.net and Java. Plastic also includes our SemanticMerge Product.