| Commercial
' ?4 u9 j6 h) ]% E! h. M- S+ d | LGPL v. 2.1
& E8 C' z2 ]+ E/ r | GPL v. 3
5 Z: Y3 s; k6 F. [6 f |
License Cost8 T/ \* v% ]& x8 S% f0 c. c2 X
| License fee charged.0 @0 M Z* l! C' B" C( R5 P
| Free
) i2 j' }: f t' k' R | Free
B& P% @6 p0 l/ V3 Z2 N1 w8 @5 |( a |
Must provide source code for changes to Qt
; G1 ?% j: O ]: b* k' T/ U' \ | No, modifications can be closed7 o, N5 c/ f2 O/ f% U4 X
| Source code must be provided1 Q3 W1 g2 g6 A7 Q) o# F: Z8 u, v1 u% [
| Source code must be provided- Q" U1 n6 p/ y' x
|
Can create proprietary application* z3 ^$ \) l& P) l8 \2 J
| Yes—No source code must be disclosed. P( Q. H9 t% h9 T) e
| Yes, if dynamically linked to Qt library.
/ ?4 N: @. W# W6 [ | No, application is subject to the GPL and source must be available.7 d# J+ Q+ N v2 Q+ O. u
|
Updates Provided
+ x5 O0 m* v& F/ N | Yes—to those with valid maintenance.( c2 g; x( I* J4 g% y
| Yes—Freely distributed.
2 ?) ] v# \( ~ | Yes—Freely distributed.
; A2 r r! E1 [$ { C5 b/ v: h* W5 X |
Support1 T, y- |5 D$ S/ K
| Yes, with valid maintenance agreement.* f7 n/ K( }* w
| Not included, available separately for purchase." H5 _- o: `1 z! X
| Not included, available separately for purchase.
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Charge for Runtimes
, {* R" E' X _ | Yes, same criteria apply.
# |( o- s/ T* b/ a | No, distribution is royalty free.
d! J; U5 V; x4 i! Z, {, W; @ | No, distribution is royalty free.
r: G) f( ]% C4 a |