| Stable | Beta | Alpha | Development | Snapshot | |
| Taper | 6.9 | - | - | - | - |
| Tcl | 8.0.4 | 8.1b2 | - | - | - |
| Tcl++ | 2.0.2 | - | - | - | - |
| Tcl-DP | 4.0b2 | - | - | - | - |
| Tcl Plugin | 2.0 | - | - | - | - |
| Tcl TextEdit | 0.9.0 | - | - | - | - |
| Tcl/Tk Contributed Sources Archive | - | - | - | - | - |
| Tcl/Tk Patch Archive | - | - | - | - | - |
| Tcl/Tk quick reference | 8.0.2 | - | - | - | - |
| Tcl/Tk Resources | - | - | - | - | - |
| tcLex | 1.0p1 | 1.1b2 | - | - | - |
| tclodbc | 1.7 | - | - | - | - |
| tclparse | 3.01 | - | - | - | - |
| TclX | 8.0.4 | - | - | - | - |
| TDebug | 1.7 | - | - | - | - |
| Tea | 2.1 | - | - | - | - |
| TEItools | - | - | - | - | - |
| TEKI | - | 1.1b | - | - | - |
| Terminfo | 10.2.5 | - | - | - | - |
| TermReadKey | 2.12 | - | - | - | - |
| texi2html | 1.54 | - | - | - | - |
| thttpd | 2.03 | - | - | - | - |
| Tix | 4.1.0 | - | - | - | - |
| Tk | 8.0.4 | 8.1b2 | - | - | - |
| Tk3play | 2.0e | - | - | - | - |
| Tkchooser2 | 0.56 | - | - | - | - |
| TkDesk | 1.1 | - | - | - | - |
| TkDiff | 2.02 | - | - | - | - |
| tkHTML | 3.2 | - | - | - | - |
| TkInfo | 2.5 | - | - | - | - |
| tkirc | 1.202 | - | - | - | - |
| TkMasqdialer | 1.01 | - | - | - | - |
| tkpaint | 1.51 | - | - | - | - |
| tkpiechart | 5.2.2 | - | - | - | - |
| TkRat | 1.2 | - | - | - | - |
| tkSound | - | - | - | - | - |
| TkTable | 2.4 | - | - | - | - |
| TMCI | - | - | - | - | - |
| tomsrtbt | 1.7.102 | - | - | - | - |
| Trinux | 0.49 | - | - | - | - |
| TrueReality | 0.1.0 | - | - | - | - |
| TSN | 1.0.2 | - | - | - | - |
| Tuba | 2.4p1 | 2.5.b1 | - | - | - |
| txt2html | 1.25 | - | - | - | - |
| Tycho | 0.2.1 | - | - | - | - |
| uae | 0.7.5b | 0.8.5 | - | - | - |
| Ultima Online Client | - | - | - | - | - |
| UN*X ATTACK | 1.0 | - | - | - | - |
| Unix Authoring Tools | - | - | - | - | - |
| Uptime Daemon | 0.4.1 | - | - | - | - |
| urlmon | 3.0 | - | - | - | - |
| util-linux | 2.9 | - | - | - | - |
| V.E.R.A | 1.3 | - | - | - | - |
| vic | - | - | - | - | - |
| Vim | 5.4a | - | - | - | - |
| Virtual Networking Computing | 3.3.2 | - | - | - | - |
| Visual Tcl | 1.11 Beta | - | - | - | - |
| vtk | - | - | - | - | - |
| w3mir | 1.0.8 | - | - | - | - |
| wav2cdr | 2.1 | - | - | - | - |
| Webalizer | 1.20 | - | - | - | - |
| Webmin | 0.71 | - | - | - | - |
| WebPGA | 0.91 | - | - | - | - |
| Wget | 1.5.3 | - | - | - | - |
| WIDD | 1.0.2 | 1.1.0 | - | - | - |
| Will's Guide to Success with Tcl 8.0 Namespaces and Packages | - | - | - | - | - |
| Window Maker | 0.20.1 | - | - | - | - |
| Window Managers for X | - | - | - | - | - |
| Wine | - | - | 981025 | - | - |
| WipeOut | 1.3 | - | - | - | - |
| WML | 1.6.6 | - | - | - | - |
| WMMail | 0.59 | - | - | - | - |
| WMSound | 0.7.5 | - | - | - | - |
| WN | 2.0.1 | - | - | - | - |
| WWWOFFLE | 2.4d | - | - | - | - |
| WXftp | 0.4.0 | - | - | - | - |
| wxWindows | 1.68C | - | - | - | - |
| wxWindows/GTK | 1.92 | - | - | - | - |
| X-Mame | 0.31.1 | 0.34b7.1 | - | - | - |
| X11 Games | - | - | - | - | - |
| X Windows Drag-And-Drop Protocol | 3 | - | - | - | - |
| XAnim | 2.70.70 | - | - | - | - |
| XCmail | 0.99.6 | - | - | - | - |
| Xdelta | 1.0.0 | - | - | - | - |
| XFCE | 2.3.0 | - | - | - | - |
| XForms | 0.88 | - | - | - | - |
| xfpovray | 1.3 | - | - | - | - |
| XFree86 | 3.3.3.1 | - | - | - | - |
| XGalaga | 2.0.34 | - | - | - | - |
| Xgfe | 2.0 | - | - | - | - |
| Xlab | 0.8.3 | - | - | - | - |
| xlockmore | 4.13.1 | - | 4.14ALPHA13 | - | - |
| Xlogmaster | 1.4.4 | - | - | - | - |
| Xmcd | 2.3 | - | - | - | - |
| XML | 1.0a1 | - | - | - | - |
| XML::Parser | 2.17 | - | - | - | - |
| XML FAQ | 1.4 | - | - | - | - |
| xrdb-mode.el | 2.11 | - | - | - | - |
| Xref-Speller | - | - | - | - | - |
| XRoads | 0.3 | - | - | - | - |
| Xrpm | 2.2 | - | - | - | - |
| Xscreensaver | 3.06 | - | - | - | - |
| Xterminal | 0.6.4 | - | - | - | - |
| Xuseradd | 0.2.0 | - | - | - | - |
| Xwpe | 1.5.10a | - | - | - | - |
| Xwrits | 2.6.1 | - | - | - | - |