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GitComet

Open source · OSI-approvedStatus: unknownNew

Fast open source Git GUI in Rust for Linux, macOS, and Windows

GitComet is an open-source desktop Git client written in Rust for Linux, macOS, and Windows. It puts the diff at the center with inline and side-by-side layouts, stages by file, hunk, or single line, renders history as a filterable lane graph, and rewrites branches through drag-and-drop interactive rebase. It suits developers working in very large repositories and maintainers resolving complex merges, and its core edition is free for personal and commercial use under the AGPL-3.0 with repositories staying on the local machine.[1][2][3]

Quick verdict

Developers working in very large repositories who want a desktop Git client benefit most from GitComet. The capability behind that recommendation is a Rust client with a GPU-rendered interface, line-level staging from the diff, drag-and-drop interactive rebase, and an assisted three-way merge tool that registers as a git mergetool. The material constraint is maturity: at v0.2.6 the software is early and changing fast, with its Professional edition only a waitlist, so teams needing a settled tool with paid support should choose something else. If you want a free local-first client for big repositories and conflict-heavy work, install the core edition; if you need proven stability, stay with your current client until GitComet matures.[1][2][3][4]

Key features

  • Rust client on three operating systems The client is built end-to-end in Rust on smol, gitoxide, and gpui with a GPU-rendered interface, shipping for Linux, Windows, and macOS and tuned to stay responsive on very large repositories.[1]

  • Diff-first main view The diff is the central view with inline and side-by-side layouts, syntax highlighting across 44 languages, and rendered Markdown and image diffs.[1]

  • Line-level staging from the gutter Changes are staged by file, by hunk, or by single line directly from the diff gutter, so a commit can hold exactly one idea.[1][2]

  • Filterable paged history graph History renders as a paged lane graph with five filter modes plus an author filter, and any two refs can be compared against each other.[1]

  • Drag-and-drop interactive rebase Branches are rewritten by dragging commits into order with pick, reword, squash, fixup, and drop, including autosquash of fixup commits and a live preview of the squashed message.[1][2]

  • Assisted three-way merge tool The merge tool settles whitespace moves, one-sided edits, and duplicate changes on open so only genuine conflicts need a decision, and it registers as a drop-in git mergetool and difftool for KDiff3 and Meld, usable headless in CI.[1]

  • Local-first data with no account Repositories stay on the user's machine with no account, no sync, and no upload, so the client works fully offline against local history.[1]

  • Eight documented install paths Installation runs through the Microsoft Store, Homebrew, an apt repository, AUR, Nix, AppImage, a macOS disk image, or GitHub releases.[1]

Who will love it

  • Developers working in very large repositories: the Rust client is tuned for Chromium-scale history where slower clients stall.[1]

  • Teams wanting a local-first desktop client: repositories never leave the machine, and the core edition is free for commercial use.[1][2]

  • Maintainers resolving complex merges: the assisted three-way tool plus drag-and-drop rebase cover the conflict-heavy parts of branch work.[1][2]

Who should avoid it

  • Teams needing a settled tool: at v0.2.6 the software is early and changing fast, so anyone who cannot track frequent releases fits a mature client better.[1]

  • Shops needing paid support or identity controls: there is no account surface for SSO to attach to, and support runs through community channels rather than a support plan.[1]

  • Users wanting hosted Git with a web front end: GitComet is a local desktop client with no cloud edition, so forge-hosted collaboration needs something else.[1]

Alternatives and compatibility

Against GitKraken, proposed The vendor publishes a GitComet-versus-GitKraken comparison around speed, licensing, and free-tier coverage for the same cross-platform desktop Git workflow; GitKraken has no catalogue record yet, so this stays a review proposal rather than a published edge.[1]

Against Sourcetree and KDiff3, proposed The vendor positions against Sourcetree for free desktop Git use with the addition of a Linux build, and documents drop-in replacement of KDiff3 for merge and diff work; neither target has a catalogue record yet, so both stay proposals.[1][2]

Decisive tradeoff If you work in very large repositories and want a free local-first desktop client, GitComet gives that under the AGPL-3.0; if you need a mature client with paid support, keep your current tool until GitComet stabilizes. Early-software momentum against proven stability is the decision.[1][2]

Questions worth asking

What is the best GitComet alternative for non-technical users?

GitComet assumes Git fluency: staging hunks, interactive rebase, and three-way merge are developer workflows. A non-technical user fits a simpler hosted document or file-sharing tool better, since GitComet's advantage shows only when branch-based Git work applies.[1][2][3]

Is GitComet really no-code?

Daily use needs no code: staging, committing, rebasing, and merging run through the graphical interface. You still need Git itself and the fluency to resolve conflicts, since the client is a GUI over Git operations rather than a replacement for version-control concepts.[1][2]

How much does GitComet cost per month?

The core edition costs $0: it is free for personal and commercial use under the AGPL-3.0, with no account or subscription. A Professional edition is announced on a waitlist with an early-adopter price promised, but no published price yet. Pricing checked October 2026.[1]

Can you self-host GitComet?

It installs as a desktop application on your own Linux, macOS, or Windows machine, and repositories stay on that machine with no account, sync, or upload. It is not server software and has no hosted or cloud edition, so there is nothing to deploy to infrastructure.[1][2]

Sources and editorial review

Source research. Reviewed on October 10, 2026. Written by Sanjib Sah. AI assisted; reviewed by a human editor.

We have not run or tested this product.

  1. GitComet official homepage

    official · Observed October 10, 2026

    Official homepage observed October 2026: Rust GUI for Linux, macOS, Windows; local-first, no account/sync/upload; AGPL-3.0 free personal and commercial use; smol/gitoxide/gpui stack; Professional edition waitlist launching November 2026; install paths; View on GitHub link.

  2. GitComet features

    official · Observed October 5, 2026

    Features page catalogued in intake pass: diff layouts, 44-language highlighting, line staging, history graph filters, drag rebase.

  3. GitComet compare

    official · Observed October 5, 2026

    Compare hub catalogued in intake pass: vendor comparisons against GitKraken, Sourcetree, KDiff3; sponsor link to Open Collective.

  4. GitComet changelog

    official · Observed October 5, 2026

    Changelog catalogued in intake pass: 24 releases, v0.2.6 published 26 September 2026, active development.

  5. GitComet merge tool

    official · Observed October 5, 2026

    Merge-tool page catalogued in intake pass: assisted three-way merge, KDiff3/Meld drop-in registration, headless CI use.

  6. GitComet GitHub repository

    official · Observed October 10, 2026

    Repository observed October 2026: Auto-Explore/GitComet describes itself as the GitComet GUI; linked from the official site header, anchoring identity.

Compared with these products

No explicit proprietary baseline is recorded.

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