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Select a version or variant to download. In most cases, this will be the latest version (32/64-bit) from the appropriate company.
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Copyright :
'© OPEN CASCADE SAS'
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TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
8.0.0
Verified
Product Version:
8.0.0
Language:
U.S. English (1033)
Uploaded: Jul 5, 2026 Size: 1.2MB
SHA256: 7508ba1c56e0ad5f97b78424070158655c9726e498da77e4a7b26f67be0b0def
SHA1: 8b45d6eaa75ae4423fe44a8c74e1d00dd2b85f25
MD5: 89963637ddb660dd74dd2d6dbc70a3e7
x86 – 32 Bit
IA-32, 32-bit
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.8.1
Verified
Product Version:
7.8.1
Language:
U.S. English (1033)
Uploaded: May 12, 2025 Size: 1.6MB
SHA256: e68ad749d817439012210d990ac5769ccd33bed4c6938fcb6c2ce39fd4d10f06
SHA1: 48e695342d5a82f41f5d856e11b4a2ad112bc0ab
MD5: 10daf4b79af5f2b044974cdad0cd31d9
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.8.1
Verified
Product Version:
7.8.1
Language:
U.S. English (1033)
Uploaded: Jul 5, 2026 Size: 1.6MB
SHA256: be3dcc5d1e1c890ce3214ef3cf0a78f51a14a76bf71c00092a91003a80596e58
SHA1: 35a1c0c42cad620d37205997bad4131b8fc56caf
MD5: e4978dce5d970eb9c974fdb12375d6bd
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.8.0
Verified
Product Version:
7.8.0
Language:
U.S. English (1033)
Uploaded: Jan 1, 2026 Size: 1.6MB
SHA256: 480ca2776e8028015bfef9738c2699764cfa2b628f95f24f6f6c445eefd0f89e
SHA1: 4b92f8792ead262752fd9ff4139be59fe81c071c
MD5: 7e1b917334c7145e1928c8c79b8ca4dc
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.7.2
Verified
Product Version:
7.7.2
Language:
U.S. English (1033)
Uploaded: Nov 24, 2025 Size: 1.5MB
SHA256: f7ae308fabd2faa777d5367fad480982d8cd5212b5c32c4be30f9cb299948c50
SHA1: 43c02dd0f7a74b9bc58e066ddcdee7753cf53388
MD5: 44f605c9d54defa9c5ad9ccf857f7d37
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.7.2
Verified
Product Version:
7.7.2
Language:
U.S. English (1033)
Uploaded: Nov 24, 2024 Size: 1.5MB
SHA256: afe88d76d5914cc5ea79b7a6f95b5c81ebc5dbda123b5c5f318ab1d5bfed9c35
SHA1: 305aa155535eb0c720789b97209d5cdca2f04764
MD5: f03a7b4050737ffebf783660f9ee599b
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.7.1
Verified
Product Version:
7.7.1
Language:
U.S. English (1033)
Uploaded: May 25, 2024 Size: 1.5MB
SHA256: fc6543bb05d77343a1309b2ae6e1b940d2e9a570881a348228df7bbf11ff6c25
SHA1: a7b8ea5c409781b3bc5e7c38cc8d6be2c7bdb963
MD5: 638e4ad666db495d5c5f8bc51159deb1
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.7.0.dev
Verified
Product Version:
7.7.0.dev
Language:
U.S. English (1033)
Uploaded: Mar 3, 2024 Size: 1.5MB
SHA256: 7c4ce617162983e3df98f3c1b1b858dfd195ee8393bb7d3d2b5afdec89d99d0c
SHA1: db00b04a06c3feb460d2b8cfdccf7862ede55e9a
MD5: eaa9bd7a10816d64c249892e9c7872c8
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.7.0
Verified
Product Version:
7.7.0
Language:
U.S. English (1033)
Uploaded: Sep 22, 2025 Size: 1.6MB
SHA256: 3b567a6b95c538669b3315d8eec71db688c326f12fa688de3b2458d38b33adf1
SHA1: 61d09ba772c6c2f2ec2738425b317938fc00c3bf
MD5: 8f3e6db6e47f909fc8c371f25f6f50d2
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.6.3
Verified
Product Version:
7.6.3
Language:
U.S. English (1033)
Uploaded: Jan 10, 2024 Size: 1.6MB
SHA256: 3e4494b01214f9e42e590f8fd5eb0d501a4ffb5bc2762c24d7a173883d4401e7
SHA1: 6489026932f7d7c7d2caf429e3516a1d33ce832c
MD5: 191e01d7e449e17059bb30801c9ad2b3
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.6.3
Verified
Product Version:
7.6.3
Language:
U.S. English (1033)
Uploaded: Dec 9, 2023 Size: 1.6MB
SHA256: fb99055c563dff922bf18acc618a51134fb3df6be0561a2158be402ef0428776
SHA1: 9d0bfda35b0975683b3c381eeab459a88db79a71
MD5: 5d5d7f104f8876ae9041f62b18f6571b
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.6.3
Verified
Product Version:
7.6.3
Language:
U.S. English (1033)
Uploaded: Oct 4, 2023 Size: 1.6MB
SHA256: 15bbfc9a5561b272b2c6cdfed5a6a5ca4b735340c703a1a2561f6249db53fae6
SHA1: 1e4fde9888c85459b9c958e4456f3cb603b60878
MD5: d99eac187e9c64f537bf8660ef7962e6
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.6.3
Verified
Product Version:
7.6.3
Language:
U.S. English (1033)
Uploaded: Feb 24, 2024 Size: 1.6MB
SHA256: 8a2c34d450281e241205c2cdeecb00787229b062f9463a316ef1d03b4902d7dc
SHA1: d7d98693b1659baad9173ac6a83f3b048b63860f
MD5: f461305b9a7908c1fa7437e66de89315
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.6.3
Verified
Product Version:
7.6.3
Language:
U.S. English (1033)
Uploaded: May 25, 2024 Size: 1.6MB
SHA256: ca7b4cffc0d5b56d39a8522fd6e83d7f058d898ba120af37195d99f19314758b
SHA1: af197433cd037ad24bac1e8461a7369782a6ac6b
MD5: f5836c5e55edab0bcda88796e6d8f7df
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.6.1
Verified
Product Version:
7.6.1
Language:
U.S. English (1033)
Uploaded: Oct 13, 2025 Size: 1.5MB
SHA256: da055771002c06654a0ddc46a96641fedef3f95f75db8f5cf8e734c67daf854e
SHA1: eed35791a10c54de722aae2b5b7fb4af6db7327e
MD5: ff99ee60bdbbd14e7a22211a024e6b59
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.6.0
Product Version:
7.6.0
Language:
U.S. English (1033)
Uploaded: Nov 28, 2022 Size: 1.6MB
SHA256: fa6674207d585baf4e1e094a9297447781f831be8eea2e69e5c29af37fa58c74
SHA1: 5faa72f2d7bbcc5fd62c66ec07729af233a4a64d
MD5: 1a30a682017c239469bc5bc79f283d80
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.6.0
Verified
Product Version:
7.6.0
Language:
U.S. English (1033)
Uploaded: Mar 12, 2024 Size: 1.5MB
SHA256: fb3d78e348586fbc02856c9b197c19c5dca7f0182aa3a47f3bd5f2109f81e53c
SHA1: 7a339d8bddc3b4d1300fe6cefcca62a03e7f9ef5
MD5: 4b185bd30e54870670b4c016d704ba18
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.6.0
Verified
Product Version:
7.6.0
Language:
U.S. English (1033)
Uploaded: Nov 23, 2024 Size: 1.5MB
SHA256: 47b45f73a313084d1757acc6c433e289bea68f9d739d450537a1f8a7bc2c32c8
SHA1: 20a2b62098b173d3f0257140fb951c0fa2ca2ed2
MD5: a1b91d4202115d4040b20908b7bef68c
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.5.3
Verified
Product Version:
7.5.3
Language:
U.S. English (1033)
Uploaded: Jan 18, 2024 Size: 1.6MB
SHA256: fbc892a7fd715a770834c4a2b91fd44ee3d66d820f6d7c6dd0c5b1103cc90871
SHA1: 2baf367e4e4928b4788656795411f28b1416928f
MD5: d22cee19f7b390b1694dccd81cbc5943
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.5.0
Verified
Product Version:
7.5.0
Language:
U.S. English (1033)
Uploaded: Sep 22, 2023 Size: 1.5MB
SHA256: 1f6d8191e66d0c07ba6a3b32f097cf22c27fc91a684c0c83b9fbd7720d907751
SHA1: 690a1a7bab42b33c4aa12501b63e11d6f3fbbc99
MD5: 62aef9653101e28f39598d76f4ecb862
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.5.0
Verified
Product Version:
7.5.0
Language:
U.S. English (1033)
Uploaded: Oct 13, 2025 Size: 1.6MB
SHA256: 1ba26768f6fe83f0f1ee8f652ca586c92125c557ef2e955b5d94324ef27d6f89
SHA1: f7bae173e685a5d996440573959f66af735e7dc1
MD5: c3d6404b63cbbb93347b7745ba21804a
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.4.0
Product Version:
7.4.0
Language:
U.S. English (1033)
Uploaded: Sep 22, 2023 Size: 1.6MB
SHA256: 2e6ca744581c2eb025c79722a9b6ced2089ef5c7a0cb317f82f2c3871932a11a
SHA1: 1945cc87a3f097314e7e7df56955a30aa2cae984
MD5: fae6b9f801821b1a25b4f7e70f6927f9
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.3.0.fuji
Verified
Product Version:
7.3.0.fuji
Language:
U.S. English (1033)
Uploaded: Dec 5, 2023 Size: 1.6MB
SHA256: 383ae349e52dafb2fdbc156e890b3a0bac16fac47e2a7f1cc7fd5951a12d9c99
SHA1: 3bb3b94ed85a10e09a5dc6be3530173e15dd7b3a
MD5: fa2af0ef38412fe782a1d0f5faf98100
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.2.0
Verified
Product Version:
7.2.0
Language:
U.S. English (1033)
Uploaded: Dec 9, 2023 Size: 1.3MB
SHA256: 52d8d40433710d932e3a4a4cacf5e3e7bf17678f4f6cb19ff6a9a3f8f1ee276b
SHA1: 43b975322512ae26f7fc2b1a09f00f5c86b771be
MD5: a0de7956ef6e9e195983d06b8bb0fb11
x86 – 32 Bit
IA-32, 32-bit
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.1.0
Verified
Product Version:
7.1.0
Language:
U.S. English (1033)
Uploaded: Jan 24, 2024 Size: 1.4MB
SHA256: cfb0654a519163897c18033a75ed949223581cc12563708d65d9dd0c07eedaf6
SHA1: 46e1fa47e23c4454dd2dff788a8e7c9fa580118f
MD5: 369beb11cfa0667468927e838f55db6c
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for Open CASCADE Technology
TKMath Toolkit
Version:
7.1.0
Verified
Product Version:
7.1.0
Language:
U.S. English (1033)
Uploaded: Jan 24, 2024 Size: 1.4MB
SHA256: a396fd370b366d0c75c978e0671c1633cb676467c3a03ab376f4ddb26325557d
SHA1: dfc966d7ae1e6cb102ad53c6088cb570effe7473
MD5: 9746451c3d3529876b2fe20dd2dc7132
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for TKMath
TKMath Toolkit
Version:
6.8.0
Verified
Product Version:
6.8.0
Language:
U.S. English (1033)
Uploaded: Oct 13, 2025 Size: 1.8MB
SHA256: 5216325dacd119bc4972f388d743605fece49f01e8da7b1cb43057ad083508df
SHA1: 2267ace0fabbc92d6665e42b765a0667b9a40ad3
MD5: d99788dde66519a0b1ab74dbfc5fe297
x64 – 64 Bit
AMD64, x86-64
TKMath.dll
for TKMath
TKMath Toolkit
Version:
6.5.5
Verified
Product Version:
6.5.5
Language:
U.S. English (1033)
Uploaded: Jan 19, 2024 Size: 1.4MB
SHA256: bfcc1ae680d58d46dd9f61d3dffbd794f70faafe98b3a33a2f97cfc266d7295a
SHA1: dfb36dce5e2976e4c014d47c65c5463def1ce24e
MD5: 2134d3d1d37459c797cb21cfc151d11e
x86 – 32 Bit
IA-32, 32-bit