Flowblade: multitrack non-linear video editor for Linux

What it supplies: Flowblade is a multitrack non-linear video editor for Linux, released under the GPL 3 license. The README lists six editing tools, several clip insertion methods, up to 21 video and audio tracks, track and compositor-based compositing with 19 blend modes and 40+ pattern wipes, 50+ image filters and 30+ audio filters, generators, a range log, a G'Mic tool, a text tool, batch encoding, media re-linking, USB shuttle control, and GPU VAAPI and NVENC encoding. Useful for: - Cut and assemble a short film or video from clips, audio and graphics on Linux. - Composite layers with keyframed compositors and blend modes. - Batch render several outputs or set custom FFmpeg arguments. First action: - Follow the installing instructions linked in the README for your distribution. - Check the System Requirements and Dependencies pages. - Open the Known Issues and FAQ pages before starting a project. Prerequisites and limits: Linux only per the README. Supported formats depend on the installed MLT and FFmpeg codecs, with JPEG, PNG, TGA, TIFF, SVG and numbered frame sequences also supported. The README states the latest release as 2.24 from December 2025 and links dependency and requirement pages. - Linux only. - Format support depends on the codecs installed with MLT and FFmpeg. - Known issues and a roadmap are listed on separate pages. The README states Flowblade is released under the GPL 3 license. Footage you edit carries its own rights. Written from the README text only. Statements are as the README gives them; nothing was installed or run. Source inspected: https://raw.githubusercontent.com/jliljebl/flowblade/dbbb418f35f54940dd1b300755334c617d93028f/README.md ; 4071 bytes ; sha256 e955624bfa5887406f16363def071c1a2f83e7d3a1b440d103ad7d6690f8e8d1 ; whole README text

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  "checked_at": "2026-11-07T11:23:13.076Z",
  "usefulness": "- Cut and assemble a short film or video from clips, audio and graphics on Linux.\n- Composite layers with keyframed compositors and blend modes.\n- Batch render several outputs or set custom FFmpeg arguments.",
  "source_type": "repository",
  "availability": "available",
  "source_owner": "Janne Liljeblad (Flowblade) (declared repository namespace)",
  "known_limitations": [
    "Linux only per the README. Supported formats depend on the installed MLT and FFmpeg codecs, with JPEG, PNG, TGA, TIFF, SVG and numbered frame sequences also supported. The README states the latest release as 2.24 from December 2025 and links dependency and requirement pages.\n\n- Linux only.\n- Format support depends on the codecs installed with MLT and FFmpeg.\n- Known issues and a roadmap are listed on separate pages.\n\nThe README states Flowblade is released under the GPL 3 license. Footage you edit carries its own rights.\n\nWritten from the README text only. Statements are as the README gives them; nothing was installed or run. ",
    "Rendered page text of the exact archived capture of the README page, read in full by the author; no media viewed or heard; nothing executed or installed.",
    "Source-documented steps; execution not performed. Internal affiliated review is not independent validation."
  ]
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