To learn more about a program, click on its icon.
To download a program, click on your platform (Classic Macintosh or Windows).
Some other versions (for older platforms) are available at the bottom.
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Poly 1.12 (more info)
explore polyhedra
Classic Macintosh (PowerPC, System 7.1.2 to MacOS 9.2) 853K
alternate site
Windows (Windows 2000, XP, Vista, and Windows 7) 592K
alternate site
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Poly Pro 1.12 (more info)
Poly + export DXF, STL, and 3DMF models
Classic Macintosh (PowerPC, System 7.1.2 to MacOS 9.2) 858K
alternate site
Windows (Windows 2000, XP, Vista, and Windows 7) 597K
alternate site
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GrafEq 2.13 (more info)
graph equations and inequalities
Classic Macintosh (PowerPC, System 7.1.2 to MacOS 9.2) 2M
alternate site
Windows (Windows 2000, XP, Vista, and Windows 7) 1.4M
alternate site
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Tess 1.75 (more info)
explore tessellations and other symmetric illustrations
Classic Macintosh (PowerPC, System 7.1.2 to MacOS 9.2) 1.2M
alternate site
Windows (Windows 2000, XP, Vista, and Windows 7) 834K
alternate site
(Illustration, from our 2004 Tess Contest: Snowflakes, by Erin Lee.)
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A Smaller GIF 1.22 (more info)
compress animated GIFs
Classic Macintosh (PowerPC, System 7.1.2 to MacOS 9.2) 447K
alternate site
Windows (Windows 95 to Windows XP) 1M
alternate site
note: without registration, A Smaller GIF only reports file savings and expires after 30 days
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COGS 1.01 (more info)
batch compress animated GIFs
Classic Macintosh (PowerPC, System 7.1.2 to MacOS 9.2) 308K
alternate site
Windows (Windows 95 to Windows XP) 949K
alternate site
note: without registration, COGS only reports file savings and expires after 30 days
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Gif·gIf·giF (more info)
record animated GIFs
Classic Macintosh (PowerPC, System 7.1.2 to MacOS 9.2, version 1.53) 463K
alternate site
Windows (Windows 95 to Windows XP, version 1.24) 1M
alternate site
note: without registration, Gif·gIf·giF includes a credit line and expires after 30 days
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Power Macintosh
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itsagif 0.96
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Classic Macintosh (PowerPC, System 7.1.2 to MacOS 9.2) 749K
alternate site (more info)
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680x0 Macintosh
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Poly 1.09
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Macintosh (68020+, System 7 to MacOS 8.1) 705K
alternate site
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Poly Pro 1.09
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Macintosh (68020+, System 7 to MacOS 8.1) 721K
alternate site
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GrafEq 1.15
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Macintosh (System 6.0.5 to MacOS 8.1) 149K
alternate site
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GrafEq 2.11
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Macintosh (68020+, System 7 to MacOS 8.1) 1.9M
alternate site
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Tess 1.41
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Macintosh (68020+, System 7 to MacOS 8.1) 429K
alternate site
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A Smaller GIF 1.22
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Macintosh (68020+, System 7 to MacOS 8.1) 447K
alternate site
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Gif·gIf·giF 1.53
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Macintosh (68020+, System 6.0.5 to MacOS 8.1) 433K
alternate site
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itsagif 0.96
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Macintosh (68020+, System 6.0.5 to MacOS 8.1) 703K
alternate site (more info)
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iTime 1.03
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Macintosh system extension (68020+, System 7 to MacOS 9.2) 49K
alternate site (more info)
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NETime 1.00
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Macintosh system extension (68020+, System 7 to MacOS 9.2) 49K
alternate site (more info)
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Windows 95 or later
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Poly 1.11
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Windows 646K
alternate site
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Poly Pro 1.11
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Windows 674K
alternate site
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GrafEq 2.12
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Windows 2.3M
alternate site
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Tess 1.74
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Windows 822K
alternate site
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itsagif 0.95
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Windows 1.3M
alternate site (more info)
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Windows 3.1/3.11 with win32s
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Poly 1.07
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Windows 1.2M
alternate site
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Tess 1.05
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Windows 1M
alternate site
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A Smaller GIF 1.22
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Windows 1M
alternate site
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Gif·gIf·giF 1.24
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Windows 1M
alternate site
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itsagif 0.95
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Windows 1.3M
alternate site (more info)
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