The latest officially reported population of Rwanda was 14,256,567 in 2024 vs 5,422,069 people in Slovakia in 2024. In 2026, based on the adjusted UN estimation, the current Rwanda's population is 14,975,051 people compared to 5,359,438 in Slovakia.
Population statistics:
- Rwanda's population is 2.79 times bigger than Slovakia's.
- Rwanda is ranked the 77th most populous country in the world, while Slovakia is the 125th.
- The countries together account for 0.25% of the world: 0.18% for Rwanda vs 0.06% for Slovakia.
- For the last 10 years, Rwanda has had an average growth rate of +2.31% per year vs +0.01% in Slovakia.
- Since 2006, the population of Rwanda has increased from 9.3M people to 15M (61% growth), while Slovakia has declined from 5.37M to 5.36M (0.25% decline).
Rwanda vs Slovakia: population by year and forecast
| Year | Population | |
|---|---|---|
Rwanda
|
Slovakia
|
|
| 2100 | 33,092,520 | 3,377,764 |
| 2099 | 32,987,847 | 3,399,869 |
| 2098 | 32,907,335 | 3,422,010 |
| 2097 | 32,832,706 | 3,444,161 |
| 2096 | 32,747,490 | 3,466,284 |
| 2095 | 32,615,044 | 3,488,595 |
| 2094 | 32,529,590 | 3,511,062 |
| 2093 | 32,396,544 | 3,533,742 |
| 2092 | 32,274,083 | 3,556,708 |
| 2091 | 32,171,077 | 3,580,021 |
| 2090 | 32,068,626 | 3,603,675 |
| 2089 | 31,872,593 | 3,627,811 |
| 2088 | 31,726,882 | 3,652,354 |
| 2087 | 31,533,364 | 3,677,451 |
| 2086 | 31,379,315 | 3,703,217 |
| 2085 | 31,235,000 | 3,729,670 |
| 2084 | 31,092,940 | 3,756,777 |
| 2083 | 30,917,707 | 3,784,617 |
| 2082 | 30,733,578 | 3,813,170 |
| 2081 | 30,557,819 | 3,842,528 |
| 2080 | 30,367,298 | 3,872,714 |
| 2079 | 30,176,627 | 3,903,653 |
| 2078 | 29,997,866 | 3,935,351 |
| 2077 | 29,800,561 | 3,967,981 |
| 2076 | 29,627,021 | 4,001,363 |
| 2075 | 29,423,503 | 4,035,465 |
| 2074 | 29,225,643 | 4,070,159 |
| 2073 | 29,007,777 | 4,105,475 |
| 2072 | 28,780,763 | 4,141,396 |
| 2071 | 28,560,382 | 4,177,582 |
| 2070 | 28,316,533 | 4,214,086 |
| 2069 | 28,103,541 | 4,250,775 |
| 2068 | 27,854,906 | 4,287,566 |
| 2067 | 27,591,747 | 4,324,173 |
| 2066 | 27,355,659 | 4,360,463 |
| 2065 | 27,084,704 | 4,396,562 |
| 2064 | 26,821,315 | 4,432,349 |
| 2063 | 26,543,184 | 4,467,634 |
| 2062 | 26,296,132 | 4,502,390 |
| 2061 | 25,985,356 | 4,536,423 |
| 2060 | 25,712,904 | 4,569,861 |
| 2059 | 25,437,446 | 4,602,562 |
| 2058 | 25,106,242 | 4,634,484 |
| 2057 | 24,837,928 | 4,665,491 |
| 2056 | 24,566,784 | 4,695,744 |
| 2055 | 24,266,669 | 4,725,147 |
| 2054 | 23,976,914 | 4,753,640 |
| 2053 | 23,690,426 | 4,781,680 |
| 2052 | 23,406,346 | 4,809,152 |
| 2051 | 23,099,207 | 4,836,056 |
| 2050 | 22,800,250 | 4,862,512 |
| 2049 | 22,484,698 | 4,888,649 |
| 2048 | 22,157,938 | 4,914,306 |
| 2047 | 21,834,786 | 4,939,719 |
| 2046 | 21,540,566 | 4,964,917 |
| 2045 | 21,215,262 | 4,989,905 |
| 2044 | 20,902,695 | 5,014,849 |
| 2043 | 20,535,605 | 5,039,628 |
| 2042 | 20,201,608 | 5,064,051 |
| 2041 | 19,832,577 | 5,088,319 |
| 2040 | 19,463,015 | 5,112,265 |
| 2039 | 19,096,860 | 5,135,696 |
| 2038 | 18,761,626 | 5,158,725 |
| 2037 | 18,421,864 | 5,181,188 |
| 2036 | 18,116,691 | 5,203,033 |
| 2035 | 17,753,910 | 5,224,142 |
| 2034 | 17,421,234 | 5,244,168 |
| 2033 | 17,089,349 | 5,263,308 |
| 2032 | 16,811,505 | 5,281,327 |
| 2031 | 16,485,559 | 5,298,206 |
| 2030 | 16,167,916 | 5,313,745 |
| 2029 | 15,858,862 | 5,327,761 |
| 2028 | 15,544,959 | 5,339,993 |
| 2027 | 15,207,733 | 5,350,648 |
| 2026 | 14,888,776 | 5,359,438 |
| 2025 | 14,560,205 | 5,396,894 |
| 2024 | 14,256,567 | 5,422,069 |
| 2023 | 13,954,471 | 5,426,740 |
| 2022 | 13,651,030 | 5,431,752 |
| 2021 | 13,355,260 | 5,447,247 |
| 2020 | 13,065,837 | 5,458,827 |
| 2019 | 12,776,103 | 5,454,147 |
| 2018 | 12,487,996 | 5,446,771 |
| 2017 | 12,202,060 | 5,439,232 |
| 2016 | 11,919,183 | 5,430,798 |
| 2015 | 11,640,022 | 5,423,801 |
| 2014 | 11,364,757 | 5,418,649 |
| 2013 | 11,093,340 | 5,413,393 |
| 2012 | 10,829,901 | 5,407,579 |
| 2011 | 10,573,733 | 5,398,384 |
| 2010 | 10,317,553 | 5,391,428 |
| 2009 | 10,060,432 | 5,386,406 |
| 2008 | 9,804,269 | 5,379,233 |
| 2007 | 9,549,933 | 5,374,622 |
| 2006 | 9,299,246 | 5,373,054 |
| 2005 | 9,054,528 | 5,372,807 |
| 2004 | 8,816,844 | 5,372,280 |
| 2003 | 8,586,875 | 5,373,374 |
| 2002 | 8,400,180 | 5,376,912 |
| 2001 | 8,287,094 | 5,378,867 |
| 2000 | 8,213,931 | 5,388,720 |
| 1999 | 8,147,912 | 5,396,020 |
| 1998 | 8,081,681 | 5,390,516 |
| 1997 | 7,755,238 | 5,383,291 |
| 1996 | 6,708,764 | 5,373,361 |
| 1995 | 5,674,118 | 5,361,999 |
| 1994 | 6,792,352 | 5,346,331 |
| 1993 | 7,981,132 | 5,325,305 |
| 1992 | 7,683,266 | 5,305,016 |
| 1991 | 7,526,966 | 5,303,294 |
| 1990 | 7,375,307 | 5,299,187 |
| 1989 | 7,184,706 | 5,275,942 |
| 1988 | 6,968,071 | 5,250,596 |
| 1987 | 6,749,493 | 5,222,840 |
| 1986 | 6,531,881 | 5,193,838 |
| 1985 | 6,317,228 | 5,161,768 |
| 1984 | 6,107,627 | 5,127,097 |
| 1983 | 5,905,311 | 5,091,971 |
| 1982 | 5,711,549 | 5,055,099 |
| 1981 | 5,527,230 | 5,016,105 |
| 1980 | 5,353,259 | 4,979,815 |
| 1979 | 5,189,541 | 4,938,973 |
| 1978 | 5,035,171 | 4,890,125 |
| 1977 | 4,888,240 | 4,840,501 |
| 1976 | 4,745,954 | 4,789,507 |
| 1975 | 4,607,728 | 4,739,105 |
| 1974 | 4,474,228 | 4,689,623 |
| 1973 | 4,345,047 | 4,641,445 |
| 1972 | 4,220,335 | 4,596,622 |
| 1971 | 4,100,044 | 4,557,449 |
| 1970 | 3,980,669 | 4,538,223 |
| 1969 | 3,861,271 | 4,518,607 |
| 1968 | 3,744,010 | 4,483,915 |
| 1967 | 3,629,577 | 4,449,367 |
| 1966 | 3,521,626 | 4,411,666 |
| 1965 | 3,423,210 | 4,370,983 |
| 1964 | 3,334,834 | 4,327,341 |
| 1963 | 3,258,890 | 4,282,017 |
| 1962 | 3,186,025 | 4,238,188 |
| 1961 | 3,106,779 | 4,191,667 |
| 1960 | 3,022,294 | 4,068,095 |
Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1960–2024, retrieved 2026-04-06).
GeoRank.org/population/rwanda/slovakia | CC BY 
From 2006 to 2016, the population of Rwanda increased by 2,619,937 people (a 28.2% growth), while Slovakia gained 57,744 people (a 1.07% growth).
For the next 10 years, from 2016 to 2026, Rwanda gained 3,055,868 people (a 25.6% growth), while Slovakia's population decreased by 71,360 people (a 1.31% decline).
Rwanda was ranked 86th most populous country in 2006 and is 77th in 2026. Slovakia was ranked 110th in 2006 and ranked 125th now.
The UN's World Population Prospects forecasts that in 24 years (in 2050) Rwanda's population will grow by 52.3% to 22,800,250 people with a rank change from 77th to 72nd. The population of Slovakia will decrease by 9.27% to 4,862,512 people and rank change from 125th to 129th.
Rwanda is projected to reach its peak in 2100 at 33.1M people, while Slovakia's population already peaked in 2020 at 5.46M people and is projected to decrease to 3.38M people by 2100.
Population growth rate by year
| Year | Growth rate | |
|---|---|---|
|
Rwanda
|
Slovakia
|
|
| 2100 | 0.32% | -0.65% |
| 2099 | 0.24% | -0.65% |
| 2098 | 0.23% | -0.64% |
| 2097 | 0.26% | -0.64% |
| 2096 | 0.41% | -0.64% |
| 2095 | 0.26% | -0.64% |
| 2094 | 0.41% | -0.64% |
| 2093 | 0.38% | -0.65% |
| 2092 | 0.32% | -0.65% |
| 2091 | 0.32% | -0.66% |
| 2090 | 0.62% | -0.67% |
| 2089 | 0.46% | -0.67% |
| 2088 | 0.61% | -0.68% |
| 2087 | 0.49% | -0.7% |
| 2086 | 0.46% | -0.71% |
| 2085 | 0.46% | -0.72% |
| 2084 | 0.57% | -0.74% |
| 2083 | 0.6% | -0.75% |
| 2082 | 0.58% | -0.76% |
| 2081 | 0.63% | -0.78% |
| 2080 | 0.63% | -0.79% |
| 2079 | 0.6% | -0.81% |
| 2078 | 0.66% | -0.82% |
| 2077 | 0.59% | -0.83% |
| 2076 | 0.69% | -0.85% |
| 2075 | 0.68% | -0.85% |
| 2074 | 0.75% | -0.86% |
| 2073 | 0.79% | -0.87% |
| 2072 | 0.77% | -0.87% |
| 2071 | 0.86% | -0.87% |
| 2070 | 0.76% | -0.86% |
| 2069 | 0.89% | -0.86% |
| 2068 | 0.95% | -0.85% |
| 2067 | 0.86% | -0.83% |
| 2066 | 1% | -0.82% |
| 2065 | 0.98% | -0.81% |
| 2064 | 1.05% | -0.79% |
| 2063 | 0.94% | -0.77% |
| 2062 | 1.2% | -0.75% |
| 2061 | 1.06% | -0.73% |
| 2060 | 1.08% | -0.71% |
| 2059 | 1.32% | -0.69% |
| 2058 | 1.08% | -0.66% |
| 2057 | 1.1% | -0.64% |
| 2056 | 1.24% | -0.62% |
| 2055 | 1.21% | -0.6% |
| 2054 | 1.21% | -0.59% |
| 2053 | 1.21% | -0.57% |
| 2052 | 1.33% | -0.56% |
| 2051 | 1.31% | -0.54% |
| 2050 | 1.4% | -0.53% |
| 2049 | 1.47% | -0.52% |
| 2048 | 1.48% | -0.51% |
| 2047 | 1.37% | -0.51% |
| 2046 | 1.53% | -0.5% |
| 2045 | 1.5% | -0.5% |
| 2044 | 1.79% | -0.49% |
| 2043 | 1.65% | -0.48% |
| 2042 | 1.86% | -0.48% |
| 2041 | 1.9% | -0.47% |
| 2040 | 1.92% | -0.46% |
| 2039 | 1.79% | -0.45% |
| 2038 | 1.84% | -0.43% |
| 2037 | 1.68% | -0.42% |
| 2036 | 2.04% | -0.4% |
| 2035 | 1.91% | -0.38% |
| 2034 | 1.94% | -0.36% |
| 2033 | 1.65% | -0.34% |
| 2032 | 1.98% | -0.32% |
| 2031 | 1.96% | -0.29% |
| 2030 | 1.95% | -0.26% |
| 2029 | 2.02% | -0.23% |
| 2028 | 2.22% | -0.2% |
| 2027 | 2.14% | -0.16% |
| 2026 | 2.26% | -0.69% |
| 2025 | 2.13% | -0.46% |
| 2024 | 2.16% | -0.09% |
| 2023 | 2.22% | -0.09% |
| 2022 | 2.21% | -0.28% |
| 2021 | 2.22% | -0.21% |
| 2020 | 2.27% | 0.09% |
| 2019 | 2.31% | 0.14% |
| 2018 | 2.34% | 0.14% |
| 2017 | 2.37% | 0.16% |
| 2016 | 2.4% | 0.13% |
| 2015 | 2.42% | 0.1% |
| 2014 | 2.45% | 0.1% |
| 2013 | 2.43% | 0.11% |
| 2012 | 2.42% | 0.17% |
| 2011 | 2.48% | 0.13% |
| 2010 | 2.56% | 0.09% |
| 2009 | 2.61% | 0.13% |
| 2008 | 2.66% | 0.09% |
| 2007 | 2.7% | 0.03% |
| 2006 | 2.7% | 0.005% |
| 2005 | 2.7% | 0.01% |
| 2004 | 2.68% | -0.02% |
| 2003 | 2.22% | -0.07% |
| 2002 | 1.36% | -0.04% |
| 2001 | 0.89% | -0.18% |
| 2000 | 0.81% | -0.14% |
| 1999 | 0.82% | 0.1% |
| 1998 | 4.21% | 0.13% |
| 1997 | 15.6% | 0.18% |
| 1996 | 18.2% | 0.21% |
| 1995 | -16.5% | 0.29% |
| 1994 | -14.9% | 0.39% |
| 1993 | 3.88% | 0.38% |
| 1992 | 2.08% | 0.03% |
| 1991 | 2.06% | 0.08% |
| 1990 | 2.65% | 0.44% |
| 1989 | 3.11% | 0.48% |
| 1988 | 3.24% | 0.53% |
| 1987 | 3.33% | 0.56% |
| 1986 | 3.4% | 0.62% |
| 1985 | 3.43% | 0.68% |
| 1984 | 3.43% | 0.69% |
| 1983 | 3.39% | 0.73% |
| 1982 | 3.33% | 0.78% |
| 1981 | 3.25% | 0.73% |
| 1980 | 3.15% | 0.83% |
| 1979 | 3.07% | 1% |
| 1978 | 3.01% | 1.03% |
| 1977 | 3% | 1.06% |
| 1976 | 3% | 1.06% |
| 1975 | 2.98% | 1.06% |
| 1974 | 2.97% | 1.04% |
| 1973 | 2.96% | 0.98% |
| 1972 | 2.93% | 0.86% |
| 1971 | 3% | 0.42% |
| 1970 | 3.09% | 0.43% |
| 1969 | 3.13% | 0.77% |
| 1968 | 3.15% | 0.78% |
| 1967 | 3.07% | 0.85% |
| 1966 | 2.87% | 0.93% |
| 1965 | 2.65% | 1.01% |
| 1964 | 2.33% | 1.06% |
| 1963 | 2.29% | 1.03% |
| 1962 | 2.55% | 1.11% |
| 1961 | 2.8% | 3.04% |
Data sources: United Nations | World Population Prospects (2025–2100, retrieved 2026-03-10); World Bank | Health (1961–2024, retrieved 2026-04-06).
GeoRank.org/population/rwanda/slovakia | CC BY
In 2024, the population of Rwanda grew by 2.16%, while Slovakia's population declined by 0.09%.
Live population counters
|
Rwanda
|
Slovakia
|
|
|---|---|---|
| Current population |
14975051
|
5359438
|
| Population rank | 77/197 | 125/197 |
| Percent of world population | 0.18% | 0.06% |
| One net population change |
1.74 minutes
|
1.88 hours
|
| One birth every |
1.33 minutes
|
10.8 minutes
|
| One death every |
6.35 minutes
|
9.69 minutes
|
| Daily growth/decline | +828 | -13 |
| Annual growth/decline | +302,096 | -4,671 |
| Annual growth/decline rate | +2.16% | -0.09% |
| Population growth rate rank | 45/197 | 172/197 |
| One migration net change every |
1.4 hours
|
16.8 minutes
|
| Annual migration change | +6,282 | -31,377 |
| Net migration rank | 48/196 | 166/196 |
| Foreign-born residents | 513,316 | 323,991 |
| Foreign-born residents rank | 80/195 | 96/195 |
| Foreign-born share of population | 3.6% | 5.9% |
| Foreign-born share rank | 109/195 | 88/195 |
Natural population change vs migration
| Year | Population change | |||
|---|---|---|---|---|
|
Rwanda
|
Slovakia
|
|||
| Natural | Migration | Natural | Migration | |
| 2025 | - | 6,282 | - | -31,377 |
| 2024 | - | -15,582 | - | -21,027 |
| 2023 | 312,762 | -9,001 | -5,427 | 4,933 |
| 2022 | 312,145 | -9,001 | -7,062 | 92,314 |
| 2021 | 309,895 | -21,492 | -16,886 | -8,172 |
| 2020 | 312,692 | -22,251 | -2,184 | 4,350 |
| 2019 | 313,525 | -24,492 | 3,818 | 3,128 |
| 2018 | 312,512 | -25,323 | 3,268 | 3,446 |
| 2017 | 310,323 | -25,634 | 4,351 | 3,279 |
| 2016 | 305,549 | -24,474 | 5,431 | 3,487 |
| 2015 | 299,114 | -21,862 | 2,170 | 2,549 |
| 2014 | 292,779 | -19,505 | 3,793 | -1,158 |
| 2013 | 286,331 | -16,779 | 2,707 | -1,181 |
| 2012 | 282,584 | -25,260 | 3,245 | 871 |
| 2011 | 282,922 | -27,915 | 9,177 | -2,392 |
| 2010 | 286,848 | -29,501 | 7,008 | -1,814 |
| 2009 | 287,034 | -30,128 | 8,619 | -542 |
| 2008 | 287,334 | -31,913 | 4,303 | -495 |
| 2007 | 285,791 | -32,537 | 537 | -571 |
| 2006 | 282,149 | -34,008 | 537 | -549 |
| 2005 | 275,121 | -33,830 | 537 | -561 |
| 2004 | 265,273 | -31,214 | 1,611 | -522 |
| 2003 | 251,243 | -25,355 | -537 | -646 |
| 2002 | 239,036 | -91,518 | -538 | -580 |
| 2001 | 230,845 | -152,197 | -1,076 | -860 |
| 2000 | 221,276 | -153,588 | 2,155 | -831 |
| 1999 | 210,518 | -146,162 | 3,777 | -119 |
| 1998 | 197,185 | -129,089 | 4,312 | -12 |
| 1997 | 174,687 | 410,106 | 6,999 | 247 |
| 1996 | 140,455 | 1,367,700 | 9,135 | 246 |
| 1995 | 121,137 | 439,995 | 9,115 | -30 |
| 1994 | -719,479 | -2,078,111 | 14,970 | -109 |
| 1993 | 183,926 | 236,110 | 20,769 | 72 |
| 1992 | 188,025 | -12,334 | 21,220 | -201 |
| 1991 | 196,431 | -59,519 | 23,865 | 174 |
| 1990 | 207,895 | -41,483 | 25,436 | -9,402 |
| 1989 | 217,632 | -2,826 | 26,380 | -7,254 |
| 1988 | 223,759 | -5,285 | 30,979 | -6,500 |
| 1987 | 225,744 | -7,062 | 31,859 | -6,401 |
| 1986 | 225,526 | -8,982 | 34,279 | -6,143 |
| 1985 | 223,794 | -11,031 | 37,680 | -6,068 |
| 1984 | 219,337 | -12,899 | 38,966 | -6,276 |
| 1983 | 212,750 | -14,560 | 39,717 | -6,361 |
| 1982 | 205,147 | -15,818 | 41,958 | -6,088 |
| 1981 | 195,769 | -16,453 | 43,640 | -5,821 |
| 1980 | 184,988 | -16,359 | 44,320 | -5,522 |
| 1979 | 174,477 | -15,669 | 52,353 | -4,712 |
| 1978 | 163,779 | -13,838 | 52,324 | -4,689 |
| 1977 | 155,011 | -11,084 | 52,762 | -4,621 |
| 1976 | 147,665 | -7,027 | 54,121 | -4,432 |
| 1975 | 140,596 | -4,791 | 52,604 | -4,652 |
| 1974 | 135,743 | -4,535 | 52,524 | -4,190 |
| 1973 | 131,021 | -3,862 | 49,199 | -3,854 |
| 1972 | 126,403 | -4,156 | 46,426 | -3,516 |
| 1971 | 122,567 | -4,230 | 40,105 | -3,495 |
| 1970 | 119,273 | 1,149 | 38,575 | -4,919 |
| 1969 | 115,394 | 2,983 | 39,312 | -8,998 |
| 1968 | 111,422 | 4,728 | 38,113 | -8,881 |
| 1967 | 108,053 | 4,655 | 41,824 | -8,876 |
| 1966 | 105,128 | -1,930 | 45,440 | -8,817 |
| 1965 | 103,422 | -9,774 | 48,517 | -8,707 |
| 1964 | 102,562 | -19,458 | 54,092 | -8,608 |
| 1963 | 94,296 | -25,524 | 54,382 | -8,548 |
| 1962 | 102,548 | -25,594 | 49,587 | -9,019 |
| 1961 | 102,051 | -20,508 | 55,749 | 4,812 |
| 1960 | 100,627 | -13,198 | 56,546 | 4,344 |
Data sources: World Bank | Health (1960–2025, retrieved 2026-04-06).
GeoRank.org/population/rwanda/slovakia | CC BY
Over the last 10 years, 93.8% of the population change in Rwanda is from natural causes (a gain of 3,081,296 people) and 6.18% is from migration (a loss of 203,035 people). In Slovakia 7.47% is from natural causes (a loss of 8,728 people) and 92.5% is from migration (a gain of 108,156 people).
As of 2024, 513,316 residents or 3.6% of the population were not native-born in Rwanda, compared to 323,991 people or 5.9% in Slovakia.
Biggest cities by population
Compare countries by 7 more topics
Population differences between Rwanda and Slovakia
|
Rwanda
|
Slovakia
|
|
|---|---|---|
| Life expectancy | 68.5 years | 78.8 years |
| Average age | 24.9 years | 42 years |
| Median age | 20.8 years | 42.7 years |
| Male:Female ratio | 48.8:51.2 | 48.8:51.2 |
| Fertility rate | 3.7 births per woman | 1.49 births per woman |
| Population density | 1,563 ppl/mi² | 288.7 ppl/mi² |
Population map with other countries
Data sources: World Bank | Health (1960–2024, retrieved 2026-04-06); United Nations | World Population Prospects (1960–2026, retrieved 2026-03-10); U.S. Census Bureau (1960–2025, retrieved 2026-02-08); Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20).
GeoRank.org/population/rwanda/slovakia | CC BY
Help us show the world through your eyes
Share a photo of your city and help others discover what it looks like to live there. Your contribution makes our data come alive.
Data sources:
- World Bank | Health (1960–2025, retrieved 2026-04-06)
- United Nations | World Population Prospects (1960–2100, retrieved 2026-03-10)
- U.S. Census Bureau (1960–2025, retrieved 2026-02-08)
- Central Intelligence Agency (CIA) (2000–2019, retrieved 2026-02-20)
- Wikidata (2026, retrieved 2026-02-08)
Creative Commons Attribution (CC BY) — you’re free to copy, share, remix, adapt, and use even commercially as long as you give appropriate credit and clearly indicate if you made changes. Other sources may be subject to different license terms.