Tower's interactive rebase for cleaner commit history

Why commit history still matters in team workflows

In any Git-based team, history tends to drift. Feature branches accumulate fix-up commits, commit --amend calls, and squash merges that were meant to clean things up but often leave the log noisy rather than narrative. A tidy history isnt just aesthetic; it bisects faster, reviews leaner, and onboarding smoother.

Tower's interactive rebase, visual and incremental

Tower, a Git client for macOS and Windows, offers an interactive rebase interface that replaces the terminal-only git rebase -i with a drag-and-drop panel. Selective squash, reorder, and edit become point-and-click actions rather than scripted commands. The interface displays each commit as a row with actions to squash, edit, or reorder, giving engineers a concrete view of what history rewriting will produce before they confirm.

Selective squash, reorder, edit

In the panel, you can select multiple commits and squash them into one, drag them up or down to change order, or edit the commit message inline. This is especially handy when a feature branch has a handful of WIP or typo fix commits that you want to collapse into a single, descriptive entry.

Side-by-side conflict resolution

When a rebase encounters a merge conflict, Tower displays a side-by-side diff of the conflicting changes. You can resolve each conflict inline, accept one side, or edit the hunks directly. Because the diff stays in the GUI, you stay in one application rather than alternating between an editor, a terminal, and a pager.

Worked example: squashing the last three commits

1. Open Tower and select the feature branch you want to clean up.
2. Choose Rebase then Interactive from the branch menu.
3. In the rebase panel, Tower lists the recent commits. Click the squash button on the commits you want to merge.
4. Tower prompts you to edit the resulting commit message; adjust as needed.
5. Click Rebase. If conflicts appear, Tower's side-by-side diff opens; resolve each hunk and click Accept.
6. After the rebase finishes, the branch history reflects a single commit instead of three.

To verify the change, open a terminal at the repository root and run:

git log --oneline

You should see the squashed commit at the top, with the earlier commits removed or repositioned.

Additionally, check that no staged changes linger:

git diff --cached

If the output is empty, the resolution is clean.

Note: This example assumes you are the sole pusher of the branch. Rewriting public history on a shared branch can disrupt collaborators.

Trade-offs, version gaps, and the CLI safety net

• Version variability: Not every Tower release includes the same rebase depth or conflict-resolution layout. Users on older versions may find fewer squash options or a different panel arrangement.
• GUI obscures mechanics: Relying on the application to apply git rebase -i behind the scenes can hide what is actually happening under the hood. If a conflict is accepted without reviewing the final file state, the resolution might be incomplete.
• Shared-branch risk: Rewriting history on a branch that others have fetched can cause divergence. Always confirm the impact before confirming a rebase.

Practical check: After any interactive rebase in Tower, run git log --oneline to confirm the commit graph matches your intent. Follow with git diff --cached to ensure no staged conflicts remain. If something looks off, git rebase --abort (via Tower's menu or the terminal) can undo the operation and restore the original history.

Closing: a practical next step

If your teams commit history feels more cluttered than clarifying, give Tower's interactive rebase a spin on a feature branch. Start with a small squash or reorder, verify the result with the CLI checks above, and gradually incorporate the workflow for larger history cleanups. Paired with the discipline of a quick git log --oneline after each rebase, the GUI becomes a productivity boost rather than a hidden risk.