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Unstable Development Builds

FreeCAD evolves every day. Test the very latest changes, fixes, and features.

Download weekly-2026.07.29 July 29, 2026

Important

Unstable builds contain experimental changes to test bugfixes, regressions, and recently implemented features.

Beware! They can crash and corrupt files. Not recommended for production.

Historical Builds

Development Build weekly-2026.07.22 July 22, 2026

64-bit Installer 494.3 MB
64-bit Portable 398.8 MB
Apple Silicon 614.4 MB
Intel Disk Image 680.6 MB
aarch64 AppImage 715.3 MB
x86 AppImage 775.0 MB

Development Build weekly-2026.07.15 July 15, 2026

64-bit Installer 498.1 MB
64-bit Portable 401.4 MB
Apple Silicon 617.5 MB
Intel Disk Image 683.4 MB
aarch64 AppImage 721.6 MB
x86 AppImage 781.3 MB

Development Build weekly-2026.07.09 July 9, 2026

64-bit Installer 497.4 MB
64-bit Portable 400.9 MB
Apple Silicon 616.6 MB
Intel Disk Image 683.1 MB
aarch64 AppImage 721.0 MB
x86 AppImage 780.7 MB

Development Build weekly-2026.07.08 July 8, 2026

64-bit Installer 500.1 MB
64-bit Portable 403.3 MB
Apple Silicon 632.5 MB
Intel Disk Image 687.2 MB
aarch64 AppImage 725.2 MB
x86 AppImage 785.3 MB

Development Build weekly-2026.07.01 July 1, 2026

64-bit Installer 497.7 MB
64-bit Portable 401.1 MB
Apple Silicon 616.5 MB
Intel Disk Image 682.5 MB
aarch64 AppImage 720.5 MB
x86 AppImage 780.2 MB

Development Build weekly-2026.06.24 June 24, 2026

64-bit Installer 532.7 MB
64-bit Portable 430.7 MB
Apple Silicon 634.2 MB
Intel Disk Image 715.6 MB
aarch64 AppImage 745.0 MB
x86 AppImage 811.9 MB

Development Build weekly-2026.06.20 June 20, 2026

64-bit Installer 532.6 MB
64-bit Portable 430.6 MB
Apple Silicon 646.9 MB
Intel Disk Image 715.1 MB
aarch64 AppImage 744.8 MB
x86 AppImage 822.7 MB

Development Build weekly-2026.06.17 June 17, 2026

Apple Silicon 646.9 MB
Intel Disk Image 715.3 MB

Development Build weekly-2026.06.10 June 10, 2026

64-bit Installer 533.1 MB
64-bit Portable 430.1 MB
Apple Silicon 650.8 MB
Intel Disk Image 718.8 MB
aarch64 AppImage 745.6 MB
x86 AppImage 823.5 MB

Development Build weekly-2026.06.03 June 3, 2026

64-bit Installer 533.4 MB
64-bit Portable 430.1 MB
Apple Silicon 651.0 MB
Intel Disk Image 720.0 MB
aarch64 AppImage 745.8 MB
x86 AppImage 823.7 MB

Development Build weekly-2026.05.27 May 27, 2026

64-bit Installer 533.3 MB
64-bit Portable 430.1 MB
Apple Silicon 651.2 MB
Intel Disk Image 719.8 MB
aarch64 AppImage 745.7 MB
x86 AppImage 823.6 MB

Development Build weekly-2026.05.20 May 20, 2026

64-bit Installer 533.0 MB
64-bit Portable 429.9 MB
Apple Silicon 650.7 MB
Intel Disk Image 720.0 MB
aarch64 AppImage 745.5 MB
x86 AppImage 823.5 MB

Development Build weekly-2026.05.13 May 13, 2026

64-bit Installer 533.0 MB
64-bit Portable 429.8 MB
Apple Silicon 650.3 MB
Intel Disk Image 719.6 MB
aarch64 AppImage 745.3 MB
x86 AppImage 823.3 MB

Development Build weekly-2026.05.06 May 6, 2026

64-bit Installer 532.5 MB
64-bit Portable 429.5 MB
aarch64 AppImage 744.9 MB
x86 AppImage 822.9 MB

Development Build weekly-2026.04.29 April 29, 2026

64-bit Installer 532.3 MB
64-bit Portable 429.3 MB
Apple Silicon 650.5 MB
Intel Disk Image 719.0 MB
aarch64 AppImage 744.8 MB
x86 AppImage 822.8 MB

Development Build weekly-2026.04.22 April 22, 2026

64-bit Installer 532.2 MB
64-bit Portable 429.3 MB
Apple Silicon 650.0 MB
Intel Disk Image 719.3 MB
aarch64 AppImage 744.7 MB
x86 AppImage 822.7 MB

Development Build weekly-2026.04.15 April 15, 2026

64-bit Installer 531.8 MB
64-bit Portable 429.0 MB
Apple Silicon 650.1 MB
aarch64 AppImage 744.5 MB
x86 AppImage 822.4 MB

Development Build weekly-2026.04.08 April 8, 2026

64-bit Installer 530.3 MB
64-bit Portable 427.7 MB
Apple Silicon 648.4 MB
Intel Disk Image 717.2 MB
aarch64 AppImage 742.7 MB
x86 AppImage 820.6 MB

Development Build weekly-2026.04.01 April 1, 2026

64-bit Installer 530.3 MB
64-bit Portable 427.6 MB
Apple Silicon 648.5 MB
Intel Disk Image 717.2 MB
aarch64 AppImage 742.6 MB
x86 AppImage 820.6 MB

Development Build weekly-2026.03.25 March 25, 2026

64-bit Installer 530.0 MB
64-bit Portable 427.5 MB
Apple Silicon 648.6 MB
Intel Disk Image 717.2 MB
aarch64 AppImage 742.7 MB
x86 AppImage 820.6 MB

Development Build weekly-2026.03.19 March 19, 2026

64-bit Installer 531.4 MB
64-bit Portable 428.7 MB
Apple Silicon 650.2 MB
aarch64 AppImage 744.4 MB
x86 AppImage 822.3 MB

Development Build weekly-2026.03.18 March 18, 2026

Apple Silicon 650.5 MB
Intel Disk Image 719.0 MB
aarch64 AppImage 744.4 MB
x86 AppImage 822.3 MB

Development Build weekly-2026.03.11 March 11, 2026

64-bit Installer 500.6 MB
64-bit Portable 427.6 MB
Apple Silicon 649.7 MB
Intel Disk Image 718.7 MB
aarch64 AppImage 744.2 MB
x86 AppImage 822.1 MB

Development Build weekly-2026.03.04 March 4, 2026

64-bit Installer 500.3 MB
64-bit Portable 427.5 MB
Apple Silicon 649.4 MB
aarch64 AppImage 743.9 MB
x86 AppImage 821.8 MB

Development Build weekly-2026.02.25 February 25, 2026

64-bit Installer 500.3 MB
64-bit Portable 427.3 MB
Apple Silicon 649.0 MB
Intel Disk Image 718.1 MB
aarch64 AppImage 743.8 MB
x86 AppImage 821.7 MB

FreeCAD 1.1 Release Candidate 3 February 23, 2026

64-bit Installer 500.2 MB
64-bit Portable 426.7 MB
Apple Silicon 650.4 MB
Intel Disk Image 719.6 MB
aarch64 AppImage 745.6 MB
x86 AppImage 823.2 MB

Development Build weekly-2026.02.18 February 18, 2026

64-bit Installer 500.2 MB
64-bit Portable 427.3 MB
Apple Silicon 649.1 MB
Intel Disk Image 718.3 MB
aarch64 AppImage 743.8 MB
x86 AppImage 821.7 MB

Development Build weekly-2026.02.11 February 11, 2026

64-bit Installer 499.0 MB
64-bit Portable 426.2 MB
Apple Silicon 648.3 MB
Intel Disk Image 717.4 MB
aarch64 AppImage 742.5 MB
x86 AppImage 820.4 MB

Development Build weekly-2026.02.04 February 4, 2026

64-bit Installer 498.8 MB
64-bit Portable 426.0 MB
Apple Silicon 648.4 MB
Intel Disk Image 717.4 MB
aarch64 AppImage 742.3 MB
x86 AppImage 820.2 MB

Development Build weekly-2026.01.28 January 28, 2026

64-bit Installer 496.2 MB
64-bit Portable 429.4 MB
Apple Silicon 648.9 MB
Intel Disk Image 717.4 MB
aarch64 AppImage 694.7 MB
x86 AppImage 769.5 MB

Development Build weekly-2026.01.21 January 21, 2026

64-bit Installer 496.1 MB
64-bit Portable 429.4 MB
Apple Silicon 648.9 MB
Intel Disk Image 717.5 MB
aarch64 AppImage 694.6 MB
x86 AppImage 769.5 MB

Development Build weekly-2026.01.14 January 14, 2026

64-bit Installer 495.9 MB
64-bit Portable 429.3 MB
Apple Silicon 648.9 MB
Intel Disk Image 717.8 MB
aarch64 AppImage 694.6 MB
x86 AppImage 769.4 MB

FreeCAD 1.1 Release Candidate 2 January 8, 2026

64-bit Installer 500.7 MB
64-bit Portable 427.2 MB
Apple Silicon 651.3 MB
Intel Disk Image 720.4 MB
aarch64 AppImage 744.5 MB
x86 AppImage 822.3 MB

Development Build weekly-2026.01.07 January 7, 2026

64-bit Installer 497.0 MB
64-bit Portable 430.2 MB
Apple Silicon 651.0 MB
Intel Disk Image 719.5 MB
aarch64 AppImage 696.6 MB
x86 AppImage 771.3 MB

Development Build weekly-2025.12.31 December 31, 2025

64-bit Installer 496.9 MB
64-bit Portable 430.1 MB
Apple Silicon 651.2 MB
Intel Disk Image 719.5 MB
aarch64 AppImage 696.6 MB
x86 AppImage 771.3 MB

Development Build weekly-2025.12.24 December 24, 2025

64-bit Installer 496.9 MB
64-bit Portable 430.1 MB
Apple Silicon 651.2 MB
Intel Disk Image 719.7 MB
aarch64 AppImage 696.6 MB
x86 AppImage 771.3 MB

Development Build weekly-2025.12.17 December 17, 2025

64-bit Installer 496.9 MB
64-bit Portable 430.1 MB
Apple Silicon 651.0 MB
Intel Disk Image 719.7 MB
aarch64 AppImage 696.5 MB
x86 AppImage 771.2 MB

Development Build weekly-2025.12.10 December 10, 2025

64-bit Installer 496.4 MB
64-bit Portable 429.8 MB
Apple Silicon 650.7 MB
Intel Disk Image 719.3 MB
aarch64 AppImage 696.3 MB
x86 AppImage 771.0 MB

Development Build weekly-2025.12.03 December 3, 2025

64-bit Installer 496.4 MB
64-bit Portable 429.7 MB
Apple Silicon 650.3 MB
Intel Disk Image 719.1 MB
aarch64 AppImage 696.3 MB
x86 AppImage 771.0 MB

weeklies November 26, 2025

aarch64 AppImage 715.4 MB
x86 AppImage 775.0 MB

Development Build weekly-2025.11.26 November 26, 2025

64-bit Installer 496.2 MB
64-bit Portable 429.6 MB
Apple Silicon 650.2 MB
Intel Disk Image 719.5 MB
aarch64 AppImage 696.2 MB
x86 AppImage 770.9 MB

FreeCAD 1.1 Release Candidate 1 November 25, 2025

64-bit Installer 496.6 MB
64-bit Portable 429.9 MB
Apple Silicon 650.6 MB
Intel Disk Image 719.7 MB
aarch64 AppImage 696.5 MB
x86 AppImage 771.2 MB

Development Build weekly-2025.11.20 November 20, 2025

64-bit Portable 508.6 MB
Apple Silicon 649.0 MB
Intel Disk Image 717.8 MB
aarch64 AppImage 695.8 MB
x86 AppImage 770.4 MB

Development Build weekly-2025.11.19 November 19, 2025

64-bit Portable 508.7 MB
Apple Silicon 648.9 MB
Intel Disk Image 717.7 MB
aarch64 AppImage 695.8 MB
x86 AppImage 770.4 MB

Development Build weekly-2025.11.12 November 12, 2025

64-bit Portable 508.9 MB
Apple Silicon 649.0 MB
Intel Disk Image 717.9 MB
aarch64 AppImage 696.1 MB
x86 AppImage 770.8 MB

Development Build weekly-2025.11.05 November 5, 2025

64-bit Portable 508.6 MB
Apple Silicon 648.7 MB
Intel Disk Image 717.3 MB
aarch64 AppImage 695.8 MB
x86 AppImage 771.3 MB

Development Build weekly-2025.10.31 October 31, 2025

64-bit Portable 508.4 MB
aarch64 AppImage 695.7 MB
x86 AppImage 771.3 MB

Development Build weekly-2025.10.22 October 22, 2025

64-bit Portable 508.5 MB
Apple Silicon 648.7 MB
aarch64 AppImage 695.7 MB
x86 AppImage 771.3 MB

Development Build weekly-2025.10.15 October 15, 2025

64-bit Portable 508.2 MB
Apple Silicon 648.6 MB
Intel Disk Image 717.8 MB
aarch64 AppImage 695.8 MB
x86 AppImage 771.3 MB

Development Build weekly-2025.10.08 October 8, 2025

64-bit Portable 511.7 MB
Apple Silicon 652.5 MB
aarch64 AppImage 698.6 MB
x86 AppImage 774.1 MB

Development Build weekly-2025.10.01 October 1, 2025

64-bit Portable 504.0 MB
Apple Silicon 652.7 MB
Intel Disk Image 721.8 MB
aarch64 AppImage 698.5 MB
x86 AppImage 774.0 MB

Development Build weekly-2025.09.24 September 24, 2025

64-bit Portable 504.2 MB
Apple Silicon 653.1 MB
Intel Disk Image 721.8 MB
aarch64 AppImage 699.0 MB
x86 AppImage 774.5 MB

Development Build weekly-2025.09.17 September 17, 2025

64-bit Portable 504.1 MB
Apple Silicon 653.0 MB
Intel Disk Image 722.0 MB
aarch64 AppImage 698.8 MB
x86 AppImage 774.4 MB

Development Build weekly-2025.09.12 September 12, 2025

64-bit Portable 503.9 MB
Apple Silicon 652.1 MB
Intel Disk Image 721.9 MB
aarch64 AppImage 698.8 MB
x86 AppImage 774.3 MB

Development Build weekly-2025.09.11 September 11, 2025

64-bit Portable 503.9 MB
Apple Silicon 652.1 MB
Intel Disk Image 721.7 MB
aarch64 AppImage 698.8 MB
x86 AppImage 774.3 MB

Development Build weekly-2025.09.03 September 3, 2025

64-bit Portable 503.7 MB
Apple Silicon 652.2 MB
Intel Disk Image 721.3 MB
aarch64 AppImage 698.7 MB
x86 AppImage 774.2 MB

Development Build weekly-2025.08.27 August 27, 2025

64-bit Portable 503.5 MB
Apple Silicon 652.0 MB
Intel Disk Image 721.4 MB
aarch64 AppImage 698.3 MB
x86 AppImage 773.9 MB

Development Build weekly-2025.08.13 August 25, 2025

64-bit Portable 498.2 MB
Apple Silicon 654.8 MB
Intel Disk Image 717.5 MB
aarch64 AppImage 698.7 MB
x86 AppImage 763.8 MB

Development Build weekly-2025.08.20 August 25, 2025

64-bit Portable 503.3 MB
Apple Silicon 652.1 MB
Intel Disk Image 721.1 MB
aarch64 AppImage 698.3 MB
x86 AppImage 773.8 MB

Development Build weekly-2025.08.07 August 25, 2025

64-bit Portable 498.2 MB
Apple Silicon 654.3 MB
Intel Disk Image 717.5 MB
aarch64 AppImage 689.9 MB
x86 AppImage 763.8 MB

Development Build weekly-2025.08.05 August 5, 2025

64-bit Portable 498.1 MB
Apple Silicon 654.1 MB
Intel Disk Image 717.4 MB
aarch64 AppImage 689.8 MB
x86 AppImage 763.7 MB

Development Build weekly-2025.07.29 July 29, 2025

64-bit Portable 498.1 MB
Apple Silicon 651.8 MB
Intel Disk Image 717.3 MB
aarch64 AppImage 689.8 MB
x86 AppImage 763.7 MB

Development Build weekly-2025.07.26 July 26, 2025

64-bit Portable 498.0 MB
Apple Silicon 651.8 MB
Intel Disk Image 717.5 MB
aarch64 AppImage 689.8 MB
x86 AppImage 763.6 MB

Development Build weekly-2025.07.21 July 21, 2025

aarch64 AppImage 679.9 MB
x86 AppImage 763.6 MB

Development Build weekly-2025.07.14 July 14, 2025

64-bit Portable 493.5 MB
Apple Silicon 651.3 MB
aarch64 AppImage 719.4 MB
x86 AppImage 796.4 MB

Development Build weekly-2025.07.07 July 7, 2025

64-bit Portable 494.6 MB
aarch64 AppImage 720.2 MB
x86 AppImage 797.2 MB

Development Build weekly-2025.06.30 June 30, 2025

64-bit Portable 494.7 MB
aarch64 AppImage 720.1 MB
x86 AppImage 797.2 MB

Development Build weekly-2025.06.23 June 23, 2025

64-bit Portable 494.7 MB
Apple Silicon 652.3 MB
aarch64 AppImage 720.1 MB
x86 AppImage 797.2 MB

Development Build weekly-2025.06.16 June 16, 2025

64-bit Portable 493.6 MB
Apple Silicon 651.7 MB
aarch64 AppImage 719.3 MB
x86 AppImage 796.3 MB

Development Build weekly-2025.06.09 June 9, 2025

64-bit Portable 493.6 MB
Apple Silicon 651.5 MB
aarch64 AppImage 719.3 MB
x86 AppImage 796.3 MB

Development Build weekly-2025.06.02 June 2, 2025

64-bit Portable 494.3 MB
Apple Silicon 652.1 MB
aarch64 AppImage 719.7 MB
x86 AppImage 796.7 MB

Development Build weekly-2025.05.26 May 26, 2025

64-bit Portable 493.3 MB
Apple Silicon 651.2 MB
aarch64 AppImage 718.6 MB
x86 AppImage 795.6 MB

Development Build weekly-2025.05.19 May 19, 2025

64-bit Portable 493.3 MB
Apple Silicon 651.1 MB
aarch64 AppImage 718.5 MB
x86 AppImage 795.5 MB

Development Build weekly-2025.05.13 May 13, 2025

64-bit Portable 493.2 MB
Apple Silicon 651.3 MB
Intel Disk Image 707.9 MB
aarch64 AppImage 718.5 MB
x86 AppImage 795.5 MB

Development Build weekly-2025.05.06 May 6, 2025

64-bit Portable 493.2 MB
Apple Silicon 651.1 MB
Intel Disk Image 707.9 MB
aarch64 AppImage 718.5 MB
x86 AppImage 795.5 MB

Weekly Build weekly-2025.04.28 April 28, 2025

64-bit Portable 497.5 MB
Apple Silicon 647.7 MB
Intel Disk Image 706.2 MB
aarch64 AppImage 710.9 MB
x86 AppImage 784.5 MB

Weekly Build weekly-2025.04.21 April 21, 2025

64-bit Portable 497.5 MB
Apple Silicon 647.8 MB
Intel Disk Image 706.2 MB
aarch64 AppImage 710.9 MB
x86 AppImage 784.5 MB

FreeCAD 1.0.0 Release Candidate 4 November 14, 2024

64-bit Installer 382.4 MB
64-bit Portable 358.0 MB
Apple Silicon 576.6 MB
Intel Disk Image 636.4 MB
aarch64 AppImage 585.8 MB
x86 AppImage 648.2 MB

FreeCAD 1.0.0 Release Candidate 2 September 24, 2024

64-bit Installer 412.4 MB
64-bit Portable 388.9 MB
Apple Silicon 513.2 MB
Intel Disk Image 586.5 MB
aarch64 AppImage 653.4 MB
x86 AppImage 802.0 MB

FreeCAD 1.0.0 Release Candidate 1 September 23, 2024

64-bit Portable 388.9 MB
Apple Silicon 514.3 MB
Intel Disk Image 594.4 MB
aarch64 AppImage 652.9 MB
x86 AppImage 801.6 MB

FreeCAD 0.21 Release Candidate 1 July 31, 2023

64-bit Installer 491.6 MB
Apple Silicon 726.5 MB
Ia-32 Dmg 881.9 MB
aarch64 AppImage 872.1 MB
x86 AppImage 956.0 MB

First beta release for FreeCAD 0.20 May 27, 2022

64-bit Installer 452.1 MB
Ia-32 Dmg 989.0 MB
x86 AppImage 896.9 MB