Best Code Search Engines with a Free Trial of 2025

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 transcends traditional Git code management by offering a unified platform where teams can plan, collaborate on code, test, and deploy all in one place. It is free for small teams of up to five members and offers scalable options with Standard and Premium plans priced at $3 and $6 per user per month, respectively. By enabling the creation of Bitbucket branches directly from Jira issues or Trello cards, it helps keep projects systematically organized. The platform supports build, test, and deployment processes with its integrated CI/CD, enhancing efficiency through configuration as code and rapid feedback cycles. Code reviews are streamlined with pull requests, allowing teams to create a merge checklist and designate approvers while facilitating discussions directly in the source code using inline comments. With Bitbucket Pipelines featuring Deployments, teams can seamlessly integrate their build, test, and deployment processes. Security is prioritized with features like IP whitelisting and mandatory two-step verification, ensuring that code remains protected in the cloud. Additionally, users can restrict access to specific individuals and manage their permissions with branch controls and merge checks to ensure the highest quality of code output. This comprehensive suite of features makes Bitbucket an invaluable tool for modern software development teams.

BLACKBOX AI is a powerful AI-driven platform that revolutionizes software development by providing a fully integrated AI Coding Agent with unique features such as voice interaction, direct GPU access, and remote parallel task processing. It simplifies complex coding tasks by converting Figma designs into production-ready code and transforming images into web apps with minimal manual effort. The platform supports seamless screen sharing within popular IDEs like VSCode, enhancing developer collaboration. Users can manage GitHub repositories remotely, running coding tasks entirely in the cloud for scalability and efficiency. BLACKBOX AI also enables app development with embedded PDF context, allowing the AI agent to understand and build around complex document data. Its image generation and editing tools offer creative flexibility alongside development features. The platform supports mobile device access, ensuring developers can work from anywhere. BLACKBOX AI aims to speed up the entire development lifecycle with automation and AI-enhanced workflows.

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.

Monitor, analyze, and graphically represent modifications in your codebase. Access and report on activities while searching for commits, files, revisions, or collaborators across various systems like SVN, Git, Mercurial, CVS, and Perforce. Utilize a side-by-side or unified diff tool to examine changes and seamlessly link your Jira Software issues to diffs, changeset information, or the complete source. Obtain a visual overview of your source activity, track lines of code evolution over time, and create a visual audit trail of modifications. Stay informed about developments in your projects through activity streams that display commits, Jira Software issues, and Crucible review actions across your team. Utilize an efficient search feature to quickly locate code based on any artifact within your code, such as file names, commit messages, authors, text, and even historical alterations. Navigate, index, and search through all your source from diverse source code management systems, including SVN, Git, Mercurial, CVS, and Perforce—all consolidated within a single tool. Enhance your workflow by integrating with Jira Software, Bitbucket Server, Bamboo, and additional platforms to streamline your development process and increase productivity. This comprehensive approach ensures you have everything needed to manage and visualize your code effectively at your fingertips.

Sourcetrail serves as an interactive tool designed to enhance the exploration of existing source code by systematically indexing it and collecting information about its architecture. This tool offers a user-friendly interface composed of three dynamic views, each essential for accessing the necessary information efficiently. The Search feature enables users to swiftly locate and choose indexed symbols within the source code. An autocompletion box appears, providing an immediate overview of all relevant results found throughout the entire codebase. The Graph view visualizes the arrangement of your source code, emphasizing the currently selected symbol while illustrating its incoming and outgoing dependencies with other symbols. Meanwhile, the Code view lists all the source locations tied to the selected symbol through various code snippets, and clicking on any listed location allows users to shift their selection for a more in-depth analysis. Overall, Sourcetrail significantly streamlines the process of understanding complex code structures.

Security teams can quickly identify security issues from CVE, OWASP and Stackoverflow. Krugle is a tool that helps developers find important code fixes, share problem solving insight and troubleshoot complicated problems. Krugle Enterprise is used by support engineers to share fixes, verify details, and track down key resources. Krugle provides federated, continuously updated access to all the code and technical information that is important to your business. Krugle search can help your organization identify critical code patterns or application issues - instantly and on a large scale.

Natural language search enhances accessibility to internal libraries and recognized patterns, which aids in avoiding outdated code, minimizing dependency issues, and allows more time to tackle unresolved challenges. By simplifying the discovery of internal APIs, it boosts user adoption and diminishes redundancy. Bloop's natural language search provides swift and accurate results, serving as an effective substitute for tedious keyword searches and relying on colleagues for assistance. The tool effectively grasps your codebase, offering concise summaries of complex concepts and clarifying the intentions behind various code segments. Additionally, users can easily initiate a codebase modification following a natural language search, making it suitable for minor adjustments that any team member can execute, regardless of their programming expertise. With precise code navigation across more than ten programming languages, you can efficiently maneuver through references and definitions, significantly accelerating your workflow and enhancing productivity.

DataFragment, a search engine that finds source code, is used by thousands of top tech companies in the world. We assist them in many ways, from finding new customers for their SaaS product to auditing cyber security risks. We crawl the entire web using our technology to create the largest source code searchable database.