TCP Viewer 1.5.0 Support pcap and pcapng

Features

• TCP Viewer can open pcap and pcapng file by double clicking on the file in Finder or Drag and Drop the file into the app.

Video

open_pcap.mp4

TCP Viewer 1.4.0 Inspector Placement, Copy, and Update Fixes

Features

• Bottom inspector mode with a toolbar toggle for viewing packet details below the packet table.
• Copy All and subtree-aware Copy actions for packet detail rows.
• Show in Finder action for app-backed source list rows.
• View menu command for focusing the sidebar filter.

Improvements

• Restored saved inspector placement and pane size across launches, toggles, and first packet load.
• Adjusted the inspector detail and hex split layout for both right-side and bottom inspector placements.
• Simplified the bottom status strip with centered packet counts and clearer control spacing.
• Refined packet table text padding.
• Removed unused Format menu items from the main app menu.
• Require descriptive release titles during production release validation.

Bug Fixes

• Fixed inspector split sizing when the first packet is selected.
• Fixed factory reset termination so the app can quit without another confirmation loop.
• Fixed launch update checks so Sparkle checks once per launch when automatic update checks are enabled.

TCP Viewer 1.3 Production Release

Features

• Custom structured filter presets for saving and reusing packet filters.
• Nested sidebar rows for scoped domain and IP packet sources.
• Pinned packet workflows in the left panel and packet table.

Improvements

• Preserved sidebar scroll position during deferred reloads.
• Improved sidebar disclosure alignment for nested source rows.
• Show active filters when no packets match the current filter.
• Added missing icon scales to the app asset catalogs.
• Added GitHub release publishing to the production release flow.
• Removed local Xcode artifacts and ignored local build server files.

Bug Fixes

• Fixed sidebar scroll inset behavior.
• Fixed sidebar pin multi-selection navigation.

TCP Viewer 1.2 Production Release

Features

• Open and inspect PCAP and PCAPNG files on macOS.
• Live TCP packet capture with a privileged network helper tool.
• AppKit packet workspace with source list, packet table, inspector, and hex view.
• Wireshark-style packet detail tree bundled directly in the app.
• Swift packet dissection fallback for capture, file I/O, and packet summaries.
• TLS, HTTP, DNS, TCP, IPv4, and IPv6 packet summaries.
• SNI domain and client app attribution in packet tables.
• Quick packet filters and advanced structured filters for large captures.
• Saved and pinned packet workflows for important traffic.
• Packet export menus for sharing captured data.
• Customizable packet table columns.
• Inspector placement toggle with persisted split layout.
• Network interface history and source list management.
• License activation, verification, trial, and free-state windows.
• Sparkle 2 automatic updates for signed production releases.
• Custom About window with app, version, and open-source license details.

Improvements

• Ported the native capture and dissection pipeline to Swift.
• Moved live capture storage to a disk-backed design.
• Bounded live packet summary reanalysis for high packet rates.
• Added async packet table filtering for large captures.
• Reduced main-thread CPU during live capture.
• Improved helper install, quit, and factory reset flows.
• Bundled Wireshark runtime libraries for release builds.
• Added inspector empty states and clearer panel filtering.
• Improved release automation for notarized DMGs, Sparkle appcasts, R2 upload, and Sentry dSYMs.
• Added optional backend publishing for production release records.
• Hardened local and production environment configuration handling.

Bug Fixes

• Fixed crash when restarting live capture after stop.
• Fixed packet table selection crash during mouse tracking.
• Fixed TCP viewer row selection state bugs.
• Fixed buggy manual resize behavior.
• Fixed license manager edge cases.
• Fixed packet summary lifetime issues in table rows.