Fuzzer introspection of OSS-Fuzz projects
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues
Fuzz Introspector documentation:https://fuzz-introspector.readthedocs.io/en/latest/
Fuzz Introspector repository:https://github.com/ossf/fuzz-introspector
Project Report Fuzz target count Code statically reached Code covered at runtime
arduinojson298.55%97.0%
aspell120.74%62.0%
assimp---
alembic139.29%09.0%
arrow---
astc-encoder173.38%78.0%
apache-httpd718.53%13.0%
avahi343.42%28.9%
bearssl136.58%23.0%
binutils1727.69%31.0%
bind91174.45%25.0%
bloaty---
bls-signatures---
bluez555.61%17.0%
boost535.23%50.0%
boringssl3539.63%48.0%
boost-json366.13%43.0%
brotli192.12%73.0%
botan3720.04%32.0%
brunsli269.26%77.0%
c-ares230.49%20.0%
bzip24100.0%95.0%
c-blosc229.99%43.0%
c-blosc2446.16%33.0%
capnproto108.85%14.0%
capstone201.01%70.0%
casync114.03%11.0%
cctz172.50%79.0%
cel-cpp112.89%15.0%
cfengine109.36%05.0%
circl---
cjson147.19%28.0%
civetweb382.48%26.0%
clib126.30%24.0%
clamav---
cmake110.84%56.0%
cmark174.82%83.0%
cppcheck135.34%39.0%
croaring269.31%61.0%
cyclonedds---
dart---
dav1d---
dng_sdk539.34%69.0%
dnsmasq---
draco404.49%68.0%
double-conversion159.76%57.9%
dropbear1062.59%72.0%
dovecot452.04%34.0%
duckdb---
e2fsprogs321.24%16.0%
easywsclient122.87%08.0%
eigen287.91%93.0%
elfutils342.17%28.9%
exiv2---
espeak-ng293.24%64.0%
expat1250.35%63.0%
exprtk123.00%43.0%
fast-dds---
fio---
file396.21%85.0%
firestore408.17%09.0%
flac1791.80%82.0%
flatbuffers761.99%63.0%
fmt691.17%55.0%
fluent-bit2836.33%31.0%
freeimage---
freeradius---
fribidi158.63%40.0%
gdbm122.32%52.0%
gdk-pixbuf---
geos---
gfwx285.97%83.0%
ghostscript---
giflib324.94%44.0%
grok---
grpc-httpjson-transcoding200.32%05.0%
gstreamer---
guetzli173.13%70.0%
h2o428.85%22.0%
haproxy204.02%02.0%
harfbuzz557.11%80.0%
h32095.81%91.0%
hoextdown152.7%81.0%
hiredis111.85%09.0%
hostap1866.01%22.0%
htslib167.89%31.0%
http-parser283.46%44.0%
http-pattern-matcher185.71%85.0%
ibmswtpm2134.34%13.0%
hunspell291.76%66.0%
icu1931.12%38.0%
immer1983.26%89.0%
inchi187.48%40.0%
irssi---
janet114.96%09.0%
janus-gateway334.30%31.0%
json610.19%78.0%
json-c163.40%37.0%
jbig2dec198.98%95.0%
jsoncons1830.66%49.0%
jsoncpp207.19%30.0%
jsonnet344.11%28.9%
kamailio211.19%05.0%
kcodecs122.33%10.0%
keystone2706.76%52.0%
lame121.02%33.0%
leveldb154.99%76.0%
libaom100.16%64.0%
libass137.84%16.0%
libarchive173.78%23.0%
libavc591.22%81.0%
libavif---
libbpf131.15%24.0%
libcacard331.21%85.0%
libecc125.36%25.0%
libcoap408.39%09.0%
libdwarf3185.27%83.0%
libcbor176.41%91.0%
libevent318.91%05.0%
libfdk-aac359.42%53.0%
libfido2984.69%76.0%
libheif---
libgd1139.70%37.0%
libhevc247.81%23.0%
libical241.99%23.0%
libhtp---
libidn348.52%82.0%
libjxl726.01%02.0%
libigl091%25.53%
libiec61850114.87%15.0%
libjpeg-turbo1690.61%39.0%
libldac192.10%74.0%
liblouis393.17%81.0%
libmpeg2191.16%85.0%
libpcap356.71%49.0%
libpng164.32%44.0%
libplist450.97%41.0%
libpng-proto559.60%00.0%
libraw482.97%74.0%
librawspeed2867.25%73.0%
librdkafka173.54%77.0%
libredwg---
libressl---
libsass102.31%32.0%
libsndfile282.72%47.0%
libsodium240.52%25.0%
libspectre---
libspng376.14%67.0%
libsrtp128.45%75.0%
libssh557.28%49.0%
libssh2128.17%36.0%
libtasn1956.85%65.0%
libtheora176.66%57.9%
libtiff---
libtpms100.14%39.0%
libtsm190.24%67.0%
libucl170.71%40.0%
libvpx200.73%60.0%
libwebp893.74%90.0%
libxml2876.78%60.0%
libxls188.17%75.0%
libxslt271.45%60.0%
libyaml999.20%90.0%
libyang373.35%42.0%
libzip581.71%51.0%
libzmq---
lighttpd148.12%34.0%
llvm_libcxxabi103.57%47.0%
lodepng144.20%46.0%
lua1241.58%37.0%
lxc---
lz41086.61%63.0%
lzma987.04%85.0%
lzo311.26%92.0%
mbedtls2075.20%45.0%
md4c197.62%99.0%
mdbtools154.48%38.0%
meshoptimizer121.50%41.0%
miniz861.98%42.0%
minizip267.61%64.0%
mpg123245.63%44.0%
mongoose165.61%41.0%
muduo111.75%15.0%
mruby254.98%40.0%
msgpack-c140.79%84.0%
muparser106.43%47.0%
mupdf113.12%17.0%
myanmar-tools117.32%04.0%
nanopb597.89%96.0%
neomutt207.02%09.0%
nestegg185.53%85.0%
net-snmp1583.27%37.0%
netcdf110.86%08.0%
nettle234.49%45.0%
nghttp2379.09%56.9%
nginx112.92%30.0%
ninja104.36%33.0%
oatpp104.88%15.0%
oniguruma177.21%82.0%
open625411063.08%62.0%
openbabel200.38%17.0%
opendnp3322.07%62.0%
opencensus-cpp507.75%13.0%
openexr---
openh264101.06%65.0%
openjpeg204.20%53.0%
opensc---
opensips418.01%12.0%
openthread460.39%62.0%
openvpn1026.06%16.0%
openvswitch632.18%25.0%
opus1290.28%93.0%
opusfile184.64%62.0%
orbit---
ots122.44%68.0%
p11-kit107.61%01.0%
pcapplusplus102.44%20.0%
pcl---
pcre2197.99%68.0%
perfetto1205.40%18.0%
pffft280.17%87.0%
phmap157.99%84.0%
picotls338.73%25.0%
pidgin---
piex250.87%55.0%
pistache102.23%16.0%
poco109.90%12.0%
postfix222.69%09.0%
powerdns722.52%15.0%
proftpd118.88%03.0%
proj4143.39%30.0%
pugixml227.66%19.0%
pycryptodome879.43%82.0%
qpid-proton428.69%47.0%
qubes-os554.79%28.0%
quickjs365.49%45.0%
rapidjson189.97%97.0%
re2---
readstat1182.39%62.0%
relic131.36%20.0%
resiprocate407.87%20.0%
rnp---
rocksdb---
s2geometry109.91%08.0%
s2opc---
selinux276.59%78.0%
sentencepiece---
simd---
simdjson1319.07%76.0%
skcms389.97%65.0%
sleuthkit1068.69%21.0%
snappy260.54%60.0%
sound-open-firmware154.18%26.0%
spdlog534.39%51.0%
speex216.83%45.0%
spice-usbredir284.66%69.0%
spotify-json085%70.83%
spirv-tools734.77%52.0%
sql-parser182.71%62.0%
stb255.26%53.0%
strongswan517.89%31.0%
sudoers864.88%66.0%
systemd---
tarantool2220.98%18.0%
tcmalloc---
tesseract-ocr248.24%32.0%
tidy-html5676.20%28.9%
tink---
tinygltf146.96%41.0%
tinyobjloader163.10%34.0%
tinyxml2115.69%40.0%
tmux131.76%23.0%
tpm2181.93%48.0%
tpm2-tss23866.62%50.0%
unbound511.69%12.0%
tremor148.13%63.0%
unrar186.01%68.0%
upb161.85%68.0%
uriparser347.99%44.0%
usbguard307.63%36.0%
usrsctp---
utf8proc197.18%86.0%
util-linux425.55%32.0%
uwebsockets1235.56%79.0%
valijson169.78%09.0%
varnish168.84%49.0%
vlc203.22%16.0%
vorbis136.22%40.0%
wabt534.34%51.0%
wasm3122.28%28.0%
wavpack196.78%90.0%
wazuh123.98%09.0%
wolfmqtt172.92%06.0%
wolfssl2237.00%32.0%
wpantund130.05%13.0%
wuffs1041.57%55.0%
xerces-c207.32%24.0%
xpdf323.69%17.0%
xvid127.38%36.0%
xz138.21%80.0%
yajl-ruby174.55%66.0%
yara640.59%50.0%
zlib976.03%67.0%
znc102.98%02.0%
zopfli299.02%97.0%
zstd1944.58%69.0%
zydis372.46%94.0%
libexif289.85%83.0%
llhttp174.67%76.0%
lwan532.96%38.0%
w3m130.22%38.0%
libusb100.72%02.0%
freetype23313.06%51.0%
jansson167.02%60.0%
libyal10864.00%41.0%
matio122.10%23.0%
glib---
hermes100.12%28.9%
git750.21%17.0%
nss3534.67%28.9%
xmlsec---
wget1160.41%06.0%
wget22056.08%15.0%
wxwidgets107.21%09.0%
abseil-cpp238.20%28.0%
knot-dns402.31%04.0%
libidn2360.81%72.0%
libpsl1526.16%21.0%
openssh840.73%49.0%
qpdf---
openweave---
gnupg---
opencv908.73%09.0%
curl2134.18%01.0%
gnutls2745.86%48.0%
gpac104.00%08.0%
libvips---
serenity---
leptonica---
igraph1129.25%18.0%
xs260.04%72.0%
libgit2744.33%24.0%
libprotobuf-mutator237.48%24.0%
github_scarecrow100.0%50.0%
ntp225.88%11.0%
monero---
unicorn1100.24%21.0%
solidity---
tint---
lcms740.46%54.0%
mosh219.57%06.0%
libmodbus240.99%23.0%
tdengine---
dbus-broker166.52%50.0%
llvm_libcxx1697.51%89.0%
proxygen---
ntpsec323.99%08.0%
coturn213.30%13.0%
augeas390.78%26.0%
krb5816.08%12.0%
lldpd405.49%02.0%
gpsd216.15%09.0%
pupnp158.60%51.0%
unit208.40%07.00%
openssl4028.16%19.0%
adal205.08%28.0%
asn1crypto100.89%02.0%
bleach225.98%31.0%
bottleneck101.20%11.0%
bs4110.01%62.0%
charset_normalizer125.95%70.0%
coveragepy103.29%00.0%
croniter347.05%85.0%
cryptography408.17%26.0%
dask130.0%100.%
decorator238.70%60.0%
digest100.0%28.9%
django016%61.54%
ecdsa-python100.0%100.%
et-xmlfile100.70%05.0%
filelock100.0%10.0%
flask-restx105.67%24.0%
flask506.81%28.9%
ftfy210.30%83.0%
g-api-pubsub100.17%11.0%
g-api-auth-library-python217.22%07.00%
g-api-auth-httplib2100.82%26.0%
g-api-py-api-common-protos100.05%16.0%
g-api-py-oauthlib100.94%21.0%
g-api-python-client102.40%04.0%
g-api-python-cloud-core100.32%08.0%
g-api-python-firestore100.21%10.0%
g-api-python-tasks100.33%11.0%
g-api-resource-manager100.30%14.0%
g-api-resumable-media-python108.99%13.0%
g-apis-py-api-core100.41%01.0%
g-api-secret-manager200.85%12.0%
g-py-bigquery100.61%17.0%
g-cloud-logging-py401.73%12.0%
gcloud-error-py100.06%12.0%
g-py-crc32c100.0%28.9%
gc-iam100.27%09.0%
gcp-python-cloud-storage101.14%11.0%
glom512.51%05.0%
grpc-py100.05%06.0%
gunicorn102.18%03.0%
httplib2230.10%22.0%
idna123.82%19.0%
iniconfig129.68%42.0%
ipython100.0%50.0%
jsmin109.12%27.0%
jupyter_server101.27%09.0%
kafka200.0%08.0%
kiwisolver100.0%100.%
looker-sdk101.67%36.0%
lxml600.0%03.0%
mako108.35%23.0%
msal220.18%06.0%
netaddr-py105.73%14.0%
ntlm2228.38%13.0%
numpy133.33%100.%
oauth2103.16%04.0%
olefile137.68%50.0%
oauthlib103.54%06.0%
openpyxl819.91%61.0%
oracle-py-cx135.29%80.0%
pandas200.0%50.0%
paramiko102.18%15.0%
psqlparse100.0%73.0%
psycopg2102.72%15.0%
py-serde101.27%34.0%
pyasn1101.22%28.9%
pyjwt101.58%04.0%
pygments207.52%49.0%
pyparsing102.34%42.0%
pyodbc140.0%100.%
python-lz4018%00.0%
python-email-validator159.80%50.0%
pyrsistent109.22%26.0%
python-rsa100.0%44.0%
python-tabulate104.08%09.0%
pyxdg422.37%05.0%
pytz100.0%100.%
pyyaml303.43%12.0%
redis-py501.78%02.0%
requests036%36.84%
retry145.45%43.0%
scapy100.08%04.0%
scikit-learn107.97%09.0%
smart_open411.52%15.0%
sqlalchemy100.24%11.0%
sqlalchemy-utils247%70.59%
sqlalchemy_jsonfield021%65.0%
toml201.15%10.0%
tqdm125.73%01.0%
underscore100.0%100.%
urllib3216.09%17.0%
websocket-client205.27%22.0%
websockets303.67%13.0%
xlrd168.99%42.0%
xmltodict135.0%83.0%
zipp112.58%08.0%
aiohttp704.64%19.0%
libwebsockets101.97%02.0%
libpg_query162.31%11.0%
protobuf-c144.88%26.0%
msgpack-python129.91%12.0%
python-markdown100.0%45.0%
ijson300.73%61.0%
isodate107.02%21.0%
pasta102.39%33.0%
pycparser100.59%35.0%
ndpi3396.96%97.0%
cups321.04%14.0%
libcst103.40%47.0%
pjsip1339.02%35.0%
jmespathpy110.74%46.0%
sqlparse208.56%56.9%
simplejson234.05%40.0%
soupsieve431.99%47.0%
tor1610.29%09.0%
chardet139.04%92.0%
abseil-py100.17%17.0%
markupsafe107.27%28.0%
yarl100.0%14.0%
jinja2311.90%49.0%
fonttools402.31%03.0%
gast100.0%15.0%
oscrypto200.0%09.0%
pydantic200.11%85.0%
tomli103.58%88.0%
botocore100.69%07.00%
proto-plus-python100.0%36.0%
airflow100.78%10.0%
docutils300.0%83.0%
mrab-regex348.38%60.0%
cffi119.33%22.0%
click100.30%20.0%
distlib208.39%16.0%
dnspython202.18%01.0%
g-api-python-bigquery-storage100.81%17.0%
gitdb119.79%01.0%
hiredis-py100.0%67.0%
itsdangerous119.76%08.0%
libvnc126.54%23.0%
networkx300.0%00.0%
packaging108.24%03.0%
ply167.61%66.0%
pyasn1-modules100.14%28.9%
pymysql147.52%19.0%
pynacl203.89%25.0%
pytest-py100.98%04.0%
tinyusb314.44%21.0%
toolbelt102.33%18.0%
uritemplate117.16%50.0%
wheel100.0%00.0%
filesystem_spec100.0%11.0%
python-phonenumbers100.51%71.0%
hdf5232.22%11.0%
azure-sdk-for-python101.62%20.0%
html5lib-python100.0%66.0%
jupyter-nbconvert101.37%20.0%
markdown-it-py206.69%61.0%
parso410.63%67.0%
tinycss2200.0%78.0%
httpx304.68%18.0%
jedi100.0%13.0%
mdurl100.0%17.0%
pyjson5100.0%86.0%
tomlkit230.92%62.0%
pip102.37%16.0%
python-fastjsonschema113.35%08.0%
cgif1100.0%100.%
jwt-verify-lib124.36%13.0%
babel204.34%16.0%
bz2file100.0%100.%
httpretty104.12%46.0%
angus-mail2100.0%100.%
antlr4-java109.81%17.0%
apache-commons-codec182.35%56.0%
apache-commons-cli190.21%75.0%
apache-commons-io100.12%04.0%
apache-commons-lang200.81%07.00%
apache-felix-dev108.57%38.0%
brotli-java187.05%91.0%
cbor-java185.52%94.0%
defusedxml212.66%32.0%
fastjson2100.02%11.0%
greenmail103.13%03.0%
gson361.72%13.0%
hdrhistogram115.87%07.00%
httpcomponents-core186.85%08.0%
jakarta-mail-api1100.0%78.0%
javassist130.32%05.0%
jettison102.17%78.0%
joda-time100.07%03.0%
json-java101.21%50.0%
json-sanitizer370.73%16.0%
jsoup200.64%56.9%
jul-to-slf4j1100.0%100.%
kryo379.31%24.0%
logback103.08%31.0%
nbformat110.41%23.0%
plexus-utils205.26%76.0%
python-rison200.0%81.0%
rome159.42%54.0%
slf4j-api171.56%33.0%
snakeyaml200.51%55.0%
stringtemplate4184.33%18.0%
woodstox102.79%06.0%
wtforms100.86%36.0%
xmlpull180.0%75.0%
zip4j161.0%57.9%
zxing269.63%80.0%
apache-commons-logging176.34%17.0%
spring-ldap100.30%01.0%
jackson-core546.38%13.0%
archaius-core---
h11139.08%10.0%
multidict129.13%52.0%
python-ecdsa300.0%00.0%
rfc3967135.24%08.0%
validators100.0%05.0%
apache-commons-csv108.39%47.0%
black325.38%55.0%
aniso8601172.72%11.0%
dill100.0%100.%
face227.10%53.0%
python-pathspec108.20%07.00%
configparser225.63%44.0%
mdit-py-plugins200.98%61.0%
pem100.0%10.0%
openapi-schema-validator200.33%37.0%
python-graphviz107.37%52.0%
python-nvd3100.0%34.0%
argcomplete100.0%43.0%
args4j166.21%19.0%
connexion100.76%17.0%
python3-openid100.49%02.0%
httpcore100.0%10.0%
toolz107.48%11.0%
rabbitmq-c377.87%13.0%
asttokens100.0%03.0%
dom4j132.84%11.0%
h5py100.0%26.0%
jdom174.45%32.0%
junrar179.37%74.0%
nbclassic101.44%14.0%
spring-retry100.19%00.0%
opt_einsum100.20%09.0%
rich118.44%36.0%
ipykernel203.72%04.0%
glog111.96%92.0%
ntlm-auth125.53%06.0%
stack_data100.0%18.0%
flask-wtf104.44%32.0%
xz-java1100.0%100.%
jline3185.98%30.0%
xerces103.01%09.0%
snappy-java230.47%41.0%
rtpproxy317.40%25.0%
jsonp-api243.85%17.0%
json-smart-v2100.58%04.0%
jfreechart303.23%15.0%
numactl122.64%43.0%
fast_float194.45%97.0%
importlib_metadata106.52%24.0%
six100.0%100.%
cachetools112.87%69.0%
psutil106.95%17.0%
pytables203.15%15.0%
typing_extensions100.0%100.%
simdutf100.66%24.0%
hsqldb1100.0%100.%
httpcomponents-client688.49%30.0%
numexpr110.54%01.0%
python-future403.99%14.0%
ansible305.23%01.0%
spring-boot100.01%04.0%
h2database---
astroid106.96%60.0%
autoflake100.0%50.0%
autopep8100.0%50.0%
genshi100.27%21.0%
gprof2dot100.0%100.%
html2text100.0%09.0%
mccabe100.0%50.0%
parsimonious126.96%64.0%
pathlib2303.48%24.0%
python-nameparser146.27%61.0%
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parse100.0%50.0%
gss-ntlmssp149.70%27.0%
lark-parser117.27%07.00%
python-jose204.75%09.0%
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woff2289.38%73.0%
ipaddress300.0%50.0%
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mutagen100.0%53.0%
python-hyperlink210.05%28.9%
python-markdownify100.0%91.0%
asteval111.04%57.9%
cssselect222.10%72.0%
w3lib312.10%18.0%
faad22100.0%100.%
jsonpickle118.91%21.0%
apache-commons-compress300.32%13.0%
apache-commons-imaging581.52%08.0%
apache-commons-geometry497.31%20.0%
jsign444.53%40.0%
protobuf-java100.04%02.0%
pdoc102.39%15.0%
mosquitto1093.86%33.0%
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antlr3-java100.02%21.0%
cpuinfo154.71%50.0%
cron-utils181.78%75.0%
highwayhash247.97%30.0%
hwloc109.31%01.0%
libunwind194.99%69.0%
onednn195.69%69.0%
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opencensus-python104.49%06.0%
vulkan-loader104.03%03.0%
cppitertools144.30%93.0%
glslang105.27%01.0%
xnnpack107.06%04.0%
fftw3110.99%62.0%
magic-enum1100.0%40.0%
open5gs223.27%24.0%
metadata-extractor137.74%31.0%
flex292.77%28.9%
libteken191.26%86.0%
sqlite3183.13%76.0%
pycrypto406.01%11.0%
scipy200.0%50.0%
freerdp404.57%03.0%
protobuf-python100.0%13.0%
hamcrest130.48%53.0%
guava774.78%03.0%
flask-jwt-extended105.64%32.0%
joblib100.0%24.0%
more-itertools100.0%18.0%
python-prompt-toolkit201.18%12.0%
pendulum100.0%42.0%
jackson-modules-java8143.35%15.0%
jolt146.35%12.0%
jackson-dataformats-binary247.03%08.0%
jackson-datatype-joda146.40%16.0%
checkstyle185.14%20.0%
curvesapi157.87%11.0%
evo-inflector160.0%89.0%
exp4j195.0%100.%
jansi193.47%49.0%
java-uuid-generator179.35%22.0%
joni200.31%46.0%
jq325.70%28.0%
open-json1100.0%100.%
json-simple2100.0%00.0%
fuzzywuzzy292.0%75.0%
inih184.61%73.0%
java-xmlbuilder170.73%85.0%
jsemver190.32%63.0%
jts106.87%30.0%
jackson-dataformat-xml146.00%04.0%
jackson-dataformats-text450.29%11.0%
cglib102.23%39.0%
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jsch145.45%20.0%
nimbus-jwt174.75%17.0%
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xnio-api139.31%08.0%
apache-commons-bcel156.37%35.0%
jaxb160.88%06.0%
jsonpath142.20%26.0%
oss-fuzz-example269.04%80.0%
python-pypdf120.48%15.0%
threetenbp176.88%28.0%
twitter4j143.58%41.0%
njs133.11%54.0%
apache-commons-text2100.0%00.0%
ntopng125.61%20.0%
apache-commons-collections191.59%01.0%
janino185.81%08.0%
jflex171.35%12.0%
rhino184.17%00.0%
apache-commons-jxpath100.02%21.0%
javaparser183.90%00.0%
jimfs172.99%05.0%
xstream154.11%08.0%
guice169.92%06.0%
servo-core178.56%01.0%
libxaac296.12%74.0%
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apache-axis2164.19%06.0%
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pyvex100.34%61.0%
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struts181.98%13.0%
osgi257.49%71.0%
trafficserver275.30%00.0%